#METABOLOMICS WORKBENCH Carol_Glez_20250117_031150 DATATRACK_ID:5536 STUDY_ID:ST003672 ANALYSIS_ID:AN006030 PROJECT_ID:PR002277
VERSION             	1
CREATED_ON             	January 17, 2025, 9:57 am
#PROJECT
PR:PROJECT_TITLE                 	Advanced Lipidomics Using UHPLC-ESI-QTOF-MS/MS Reveals Novel Lipids in
PR:PROJECT_TITLE                 	Hibernating Syrian Hamsters
PR:PROJECT_SUMMARY               	Mammalian hibernation offers a unique model for exploring neuroprotective
PR:PROJECT_SUMMARY               	mechanisms relevant to neurodegenerative diseases. In this study, we employed
PR:PROJECT_SUMMARY               	untargeted lipidomics with iterative tandem mass spectrometry (MS/MS) to profile
PR:PROJECT_SUMMARY               	the brain lipidome of Syrian hamsters across different hibernation stages: late
PR:PROJECT_SUMMARY               	torpor, arousal, and euthermia (control). Previously, a lipid species identified
PR:PROJECT_SUMMARY               	as methyl-PA(16:0/0:0) showed a significant increase during torpor, but its
PR:PROJECT_SUMMARY               	precise structure was unresolved due to technological constraints. Leveraging
PR:PROJECT_SUMMARY               	iterative MS/MS and advanced lipid annotation tools (LipidAnnotator and
PR:PROJECT_SUMMARY               	MS-DIAL), we accurately annotated 377 lipid species, including the
PR:PROJECT_SUMMARY               	re-identification of methyl-PA(16:0/0:0) as methylated lysophosphatidic acid
PR:PROJECT_SUMMARY               	(PMeOH 16:0/0:0). This reannotation led to the discovery of two additional
PR:PROJECT_SUMMARY               	lipids during torpor: PMeOH 18:0/0:0 and PMeOH 18:1/0:0. Verification involved
PR:PROJECT_SUMMARY               	manual inspection of MS/MS spectra and Kendrick Mass Defect plots. The lipid
PR:PROJECT_SUMMARY               	alterations observed during torpor suggest biochemical adaptations to maintain
PR:PROJECT_SUMMARY               	membrane fluidity and protect against oxidative stress under hypothermic
PR:PROJECT_SUMMARY               	conditions. Elevated levels of PMeOH lipids and their lyso-forms may play roles
PR:PROJECT_SUMMARY               	in cell survival signalling. Additionally, a decrease in phosphatidic acid
PR:PROJECT_SUMMARY               	species and an increase in diacylglycerol species imply a metabolic shift
PR:PROJECT_SUMMARY               	favouring diacylglycerol production, potentially activating protein kinase C
PR:PROJECT_SUMMARY               	signalling pathways. The increased levels of monogalactosyl diglyceride lipids
PR:PROJECT_SUMMARY               	during torpor suggest a role in neuroprotection by enhancing oligodendrocyte
PR:PROJECT_SUMMARY               	function and myelination. Our comprehensive lipidomic profiling provides
PR:PROJECT_SUMMARY               	detailed insights into lipid dynamics associated with hibernation and
PR:PROJECT_SUMMARY               	underscores the potential of advanced MS/MS methodologies in lipidomics for
PR:PROJECT_SUMMARY               	developing therapeutic strategies against neurodegenerative diseases.
PR:INSTITUTE                     	Universidad CEU San Pablo
PR:DEPARTMENT                    	Centro de MEtabolómica y Bioanálisis (CEMBIO)
PR:LAST_NAME                     	Gonzalez-Riano
PR:FIRST_NAME                    	Carolina
PR:ADDRESS                       	Facultad de Farmacia, Universidad CEU San Pablo, Campus Monteprincipe, Boadilla
PR:ADDRESS                       	del Monte, Boadilla del Monte, Madrid, 28668, Spain
PR:EMAIL                         	car.gonzalez@ceindo.ceu.es
PR:PHONE                         	00 34 91 3724753
PR:FUNDING_SOURCE                	This work was supported by Grant PID2021-122490NB-I00 funded by
PR:FUNDING_SOURCE                	MCIN/AEI/10.13039/501100011033 and by ERDF A way of making Europe (CGR and CB)
PR:FUNDING_SOURCE                	and COST Action 19105-EpiLipidNET (CGR).
#STUDY
ST:STUDY_TITLE                   	Advanced Lipidomics Using UHPLC-ESI-QTOF-MS/MS Reveals Novel Lipids in
ST:STUDY_TITLE                   	Hibernating Syrian Hamsters
ST:STUDY_SUMMARY                 	Mammalian hibernation offers a unique model for exploring neuroprotective
ST:STUDY_SUMMARY                 	mechanisms relevant to neurodegenerative diseases. In this study, we employed
ST:STUDY_SUMMARY                 	untargeted lipidomics with iterative tandem mass spectrometry (MS/MS) to profile
ST:STUDY_SUMMARY                 	the brain lipidome of Syrian hamsters across different hibernation stages: late
ST:STUDY_SUMMARY                 	torpor, arousal, and euthermia (control). Previously, a lipid species identified
ST:STUDY_SUMMARY                 	as methyl-PA(16:0/0:0) showed a significant increase during torpor, but its
ST:STUDY_SUMMARY                 	precise structure was unresolved due to technological constraints. Leveraging
ST:STUDY_SUMMARY                 	iterative MS/MS and advanced lipid annotation tools (LipidAnnotator and
ST:STUDY_SUMMARY                 	MS-DIAL), we accurately annotated 377 lipid species, including the
ST:STUDY_SUMMARY                 	re-identification of methyl-PA(16:0/0:0) as methylated lysophosphatidic acid
ST:STUDY_SUMMARY                 	(PMeOH 16:0/0:0). This reannotation led to the discovery of two additional
ST:STUDY_SUMMARY                 	lipids during torpor: PMeOH 18:0/0:0 and PMeOH 18:1/0:0. Verification involved
ST:STUDY_SUMMARY                 	manual inspection of MS/MS spectra and Kendrick Mass Defect plots. The lipid
ST:STUDY_SUMMARY                 	alterations observed during torpor suggest biochemical adaptations to maintain
ST:STUDY_SUMMARY                 	membrane fluidity and protect against oxidative stress under hypothermic
ST:STUDY_SUMMARY                 	conditions. Elevated levels of PMeOH lipids and their lyso-forms may play roles
ST:STUDY_SUMMARY                 	in cell survival signalling. Additionally, a decrease in phosphatidic acid
ST:STUDY_SUMMARY                 	species and an increase in diacylglycerol species imply a metabolic shift
ST:STUDY_SUMMARY                 	favouring diacylglycerol production, potentially activating protein kinase C
ST:STUDY_SUMMARY                 	signalling pathways. The increased levels of monogalactosyl diglyceride lipids
ST:STUDY_SUMMARY                 	during torpor suggest a role in neuroprotection by enhancing oligodendrocyte
ST:STUDY_SUMMARY                 	function and myelination. Our comprehensive lipidomic profiling provides
ST:STUDY_SUMMARY                 	detailed insights into lipid dynamics associated with hibernation and
ST:STUDY_SUMMARY                 	underscores the potential of advanced MS/MS methodologies in lipidomics for
ST:STUDY_SUMMARY                 	developing therapeutic strategies against neurodegenerative diseases.
ST:INSTITUTE                     	Universidad CEU San Pablo
ST:DEPARTMENT                    	Centro de Metabolómica y Bioanálisis (CEMBIO)
ST:LAST_NAME                     	González
ST:FIRST_NAME                    	Carolina
ST:ADDRESS                       	km 0, Universidad CEU-San Pablo Urbanización Montepríncipe. M-501
ST:EMAIL                         	carolina.gonzalezriano@ceu.es
ST:PHONE                         	646251045
#SUBJECT
SU:SUBJECT_TYPE                  	Mammal
SU:SUBJECT_SPECIES               	Mesocricetus auratus
SU:TAXONOMY_ID                   	10036
SU:AGE_OR_AGE_RANGE              	3 month old Syrian hamsters (M. auratus)
SU:GENDER                        	Male
SU:ANIMAL_ANIMAL_SUPPLIER        	Janvier Laboratories (Le Genest-Saint-Isle, France)
#SUBJECT_SAMPLE_FACTORS:         	SUBJECT(optional)[tab]SAMPLE[tab]FACTORS(NAME:VALUE pairs separated by |)[tab]Raw file names and additional sample data
SUBJECT_SAMPLE_FACTORS           	-	A1	Sample source:brain | Hibernation stage:Arousal	RAW_FILE_NAME=A1
SUBJECT_SAMPLE_FACTORS           	-	A3	Sample source:brain | Hibernation stage:Arousal	RAW_FILE_NAME=A3
SUBJECT_SAMPLE_FACTORS           	-	A6	Sample source:brain | Hibernation stage:Arousal	RAW_FILE_NAME=A6
SUBJECT_SAMPLE_FACTORS           	-	A11	Sample source:brain | Hibernation stage:Arousal	RAW_FILE_NAME=A11
SUBJECT_SAMPLE_FACTORS           	-	A12	Sample source:brain | Hibernation stage:Arousal	RAW_FILE_NAME=A12
SUBJECT_SAMPLE_FACTORS           	-	C1	Sample source:brain | Hibernation stage:control	RAW_FILE_NAME=C1
SUBJECT_SAMPLE_FACTORS           	-	C2	Sample source:brain | Hibernation stage:control	RAW_FILE_NAME=C2
SUBJECT_SAMPLE_FACTORS           	-	C3	Sample source:brain | Hibernation stage:control	RAW_FILE_NAME=C3
SUBJECT_SAMPLE_FACTORS           	-	C4	Sample source:brain | Hibernation stage:control	RAW_FILE_NAME=C4
SUBJECT_SAMPLE_FACTORS           	-	C5	Sample source:brain | Hibernation stage:control	RAW_FILE_NAME=C5
SUBJECT_SAMPLE_FACTORS           	-	T2	Sample source:brain | Hibernation stage:Torpor	RAW_FILE_NAME=T2
SUBJECT_SAMPLE_FACTORS           	-	T4	Sample source:brain | Hibernation stage:Torpor	RAW_FILE_NAME=T4
SUBJECT_SAMPLE_FACTORS           	-	T5	Sample source:brain | Hibernation stage:Torpor	RAW_FILE_NAME=T5
SUBJECT_SAMPLE_FACTORS           	-	T10	Sample source:brain | Hibernation stage:Torpor	RAW_FILE_NAME=T10
SUBJECT_SAMPLE_FACTORS           	-	T11	Sample source:brain | Hibernation stage:Torpor	RAW_FILE_NAME=T11
SUBJECT_SAMPLE_FACTORS           	-	QC1	Sample source:brain | Hibernation stage:Quality Control	RAW_FILE_NAME=QC1
SUBJECT_SAMPLE_FACTORS           	-	QC2	Sample source:brain | Hibernation stage:Quality Control	RAW_FILE_NAME=QC2
SUBJECT_SAMPLE_FACTORS           	-	QC3	Sample source:brain | Hibernation stage:Quality Control	RAW_FILE_NAME=QC3
SUBJECT_SAMPLE_FACTORS           	-	QC4	Sample source:brain | Hibernation stage:Quality Control	RAW_FILE_NAME=QC4
#COLLECTION
CO:COLLECTION_SUMMARY            	All experimental procedures were carried out at the animal facility of San Pablo
CO:COLLECTION_SUMMARY            	CEU University of Madrid (SVACEU. USP, registration no. ES 28022 0000015) and
CO:COLLECTION_SUMMARY            	were approved by the Institutional Animal Experiment Ethics Committee. A total
CO:COLLECTION_SUMMARY            	of 15 male, 3-month-old Syrian hamsters (M. auratus) were purchased from Janvier
CO:COLLECTION_SUMMARY            	Laboratories (Le Genest-Saint-Isle, France). The animals had free access to food
CO:COLLECTION_SUMMARY            	and water and were kept at 23 °C with an 8 h/16 h light/dark cycle for a 4 to
CO:COLLECTION_SUMMARY            	6-week acclimatization period in our animal facility. As previously described,
CO:COLLECTION_SUMMARY            	to obtain arousal and torpor experimental groups, some animals were transferred
CO:COLLECTION_SUMMARY            	to a specialized chamber that allowed for the control of temperature and
CO:COLLECTION_SUMMARY            	photoperiod, two essential factors that affect hibernation. This chamber
CO:COLLECTION_SUMMARY            	(developed by Tiselius) was designed with six individual cages to induce
CO:COLLECTION_SUMMARY            	hibernation, based on previous studies. The chamber enabled the gradual
CO:COLLECTION_SUMMARY            	reduction of temperature (via LM35 sensors), controlled illumination (adjustable
CO:COLLECTION_SUMMARY            	RGB LEDs for intensity and color), and monitoring of the hamsters by measuring
CO:COLLECTION_SUMMARY            	general locomotor activity with a passive infrared sensor mounted on top of each
CO:COLLECTION_SUMMARY            	cage. All recorded data were saved on a notebook computer to distinguish between
CO:COLLECTION_SUMMARY            	torpor and arousal phases during the hibernation cycle using the software
CO:COLLECTION_SUMMARY            	program Fastwinter 1.9 (developed by Tiselius s.l.). The time at which animals
CO:COLLECTION_SUMMARY            	exhibited periods of inactivity lasting 24 hours was considered the starting
CO:COLLECTION_SUMMARY            	point for torpor. The status of the animals was confirmed by body temperature
CO:COLLECTION_SUMMARY            	measurements (via an infrared thermometer). Since torpor bout durations are
CO:COLLECTION_SUMMARY            	irregular at the beginning of hibernation, we classified animals as torpid only
CO:COLLECTION_SUMMARY            	when they had completed three full bouts of torpor before being sacrificed. All
CO:COLLECTION_SUMMARY            	animals were euthanized by decapitation. Brains were then removed and
CO:COLLECTION_SUMMARY            	immediately transferred to a recipient containing liquid nitrogen to freeze the
CO:COLLECTION_SUMMARY            	tissues. Aroused animals were awakened by gentle handling with a thermal
CO:COLLECTION_SUMMARY            	blanket, a process taking 45−50 minutes for the hamsters to reach at least 35
CO:COLLECTION_SUMMARY            	°C (measured multiple times with an infrared thermometer pointed at the
CO:COLLECTION_SUMMARY            	hamster’s head). Syrian hamsters were thus compared at three stages: control
CO:COLLECTION_SUMMARY            	or euthermic (n = 5), torpor (n = 5), and arousal (n = 5).
CO:SAMPLE_TYPE                   	Brain
#TREATMENT
TR:TREATMENT_SUMMARY             	All experimental procedures were carried out at the animal facility of San Pablo
TR:TREATMENT_SUMMARY             	CEU University of Madrid (SVACEU. USP, registration no. ES 28022 0000015) and
TR:TREATMENT_SUMMARY             	were approved by the Institutional Animal Experiment Ethics Committee. A total
TR:TREATMENT_SUMMARY             	of 15 male, 3-month-old Syrian hamsters (M. auratus) were purchased from Janvier
TR:TREATMENT_SUMMARY             	Laboratories (Le Genest-Saint-Isle, France). The animals had free access to food
TR:TREATMENT_SUMMARY             	and water and were kept at 23 °C with an 8 h/16 h light/dark cycle for a 4 to
TR:TREATMENT_SUMMARY             	6-week acclimatization period in our animal facility. As previously described,
TR:TREATMENT_SUMMARY             	to obtain arousal and torpor experimental groups, some animals were transferred
TR:TREATMENT_SUMMARY             	to a specialized chamber that allowed for the control of temperature and
TR:TREATMENT_SUMMARY             	photoperiod, two essential factors that affect hibernation. This chamber
TR:TREATMENT_SUMMARY             	(developed by Tiselius) was designed with six individual cages to induce
TR:TREATMENT_SUMMARY             	hibernation, based on previous studies. The chamber enabled the gradual
TR:TREATMENT_SUMMARY             	reduction of temperature (via LM35 sensors), controlled illumination (adjustable
TR:TREATMENT_SUMMARY             	RGB LEDs for intensity and color), and monitoring of the hamsters by measuring
TR:TREATMENT_SUMMARY             	general locomotor activity with a passive infrared sensor mounted on top of each
TR:TREATMENT_SUMMARY             	cage. All recorded data were saved on a notebook computer to distinguish between
TR:TREATMENT_SUMMARY             	torpor and arousal phases during the hibernation cycle using the software
TR:TREATMENT_SUMMARY             	program Fastwinter 1.9 (developed by Tiselius s.l.). The time at which animals
TR:TREATMENT_SUMMARY             	exhibited periods of inactivity lasting 24 hours was considered the starting
TR:TREATMENT_SUMMARY             	point for torpor. The status of the animals was confirmed by body temperature
TR:TREATMENT_SUMMARY             	measurements (via an infrared thermometer). Since torpor bout durations are
TR:TREATMENT_SUMMARY             	irregular at the beginning of hibernation, we classified animals as torpid only
TR:TREATMENT_SUMMARY             	when they had completed three full bouts of torpor before being sacrificed. All
TR:TREATMENT_SUMMARY             	animals were euthanized by decapitation. Brains were then removed and
TR:TREATMENT_SUMMARY             	immediately transferred to a recipient containing liquid nitrogen to freeze the
TR:TREATMENT_SUMMARY             	tissues. Aroused animals were awakened by gentle handling with a thermal
TR:TREATMENT_SUMMARY             	blanket, a process taking 45−50 minutes for the hamsters to reach at least 35
TR:TREATMENT_SUMMARY             	°C (measured multiple times with an infrared thermometer pointed at the
TR:TREATMENT_SUMMARY             	hamster’s head). Syrian hamsters were thus compared at three stages: control
TR:TREATMENT_SUMMARY             	or euthermic (n = 5), torpor (n = 5), and arousal (n = 5).
#SAMPLEPREP
SP:SAMPLEPREP_SUMMARY            	Following removal of the brains (n = 15), the right hemispheres were isolated,
SP:SAMPLEPREP_SUMMARY            	immediately snap-frozen in liquid nitrogen, and then kept at −80 °C to
SP:SAMPLEPREP_SUMMARY            	prevent any post-mortem metabolic activity. Subsequent sample preparation for
SP:SAMPLEPREP_SUMMARY            	liquid chromatography−mass spectrometry (LC−MS) took place at CEMBIO
SP:SAMPLEPREP_SUMMARY            	(Madrid, Spain) (Gonzalez-Riano et al., 2019). The extraction procedure was
SP:SAMPLEPREP_SUMMARY            	originally developed and validated at CEMBIO for a multi-platform analysis of
SP:SAMPLEPREP_SUMMARY            	lung tissue (Naz et al., 2013), and later extended for use with hippocampal
SP:SAMPLEPREP_SUMMARY            	samples (Gonzalez-Riano et al., 2017, 2021). In this study, an entire right
SP:SAMPLEPREP_SUMMARY            	hemisphere (approximately 300 mg) was employed to minimize variability linked to
SP:SAMPLEPREP_SUMMARY            	brain region selection. To generate the homogenate, cold (−20 °C)
SP:SAMPLEPREP_SUMMARY            	methanol/water (1:1, v/v) was added at a 1:10 ratio of tissue to solvent. Tissue
SP:SAMPLEPREP_SUMMARY            	disruption was achieved using a Tissue-Lyser LT homogenizer (Qiagen, Germany),
SP:SAMPLEPREP_SUMMARY            	ensuring efficient metabolite extraction. Subsequently, 100 μL of the
SP:SAMPLEPREP_SUMMARY            	homogenate was vortexed with 320 μL of methanol for two minutes, followed by
SP:SAMPLEPREP_SUMMARY            	the addition of 80 μL of MTBE to extract nonpolar compounds. The vials were
SP:SAMPLEPREP_SUMMARY            	then sealed immediately and agitated for one hour at room temperature.
SP:SAMPLEPREP_SUMMARY            	Centrifugation of the samples was performed at 4000g for 20 minutes at 20 °C.
SP:SAMPLEPREP_SUMMARY            	For LC−MS measurements, 90 μL of the supernatant was placed into an
SP:SAMPLEPREP_SUMMARY            	ultra-high-performance liquid chromatography−mass spectrometry (UHPLC−MS)
SP:SAMPLEPREP_SUMMARY            	vial with an insert and directly injected into the instrument. Quality control
SP:SAMPLEPREP_SUMMARY            	(QC) samples were prepared by pooling equal aliquots of homogenate from each
SP:SAMPLEPREP_SUMMARY            	sample, followed by the same processing and analytical procedures. All samples,
SP:SAMPLEPREP_SUMMARY            	including QCs, were randomized before any treatment and subsequent analysis.
#CHROMATOGRAPHY
CH:CHROMATOGRAPHY_SUMMARY        	The Agilent 1290 Infinity II Multisampler system was employed with a multiwash
CH:CHROMATOGRAPHY_SUMMARY        	option, and 1 µL of extracted samples was injected. The multisampler
CH:CHROMATOGRAPHY_SUMMARY        	temperature was maintained at 15 °C to ensure the stability of compounds and
CH:CHROMATOGRAPHY_SUMMARY        	prevent lipid precipitation. For chromatographic separation, an Agilent
CH:CHROMATOGRAPHY_SUMMARY        	InfinityLab Poroshell 120 ECC18 (3.0 × 100 mm, 2.7 µm) (Agilent Technologies)
CH:CHROMATOGRAPHY_SUMMARY        	column and a compatible guard column (Agilent InfinityLab Poroshell 120 ECC18,
CH:CHROMATOGRAPHY_SUMMARY        	3.0 × 5 mm, 2.7 µm) were employed and held at 50 °C. The chromatography
CH:CHROMATOGRAPHY_SUMMARY        	gradient was initiated at 70% of B at 0–1 min, increased to 86% at 3.5–10
CH:CHROMATOGRAPHY_SUMMARY        	min, and reached 100% B at 11–17 min. The initial conditions were restored by
CH:CHROMATOGRAPHY_SUMMARY        	minute 17, followed by a 2-minute re-equilibration, resulting in a total running
CH:CHROMATOGRAPHY_SUMMARY        	time of 19 min. The mobile phases for positive and negative ionization modes
CH:CHROMATOGRAPHY_SUMMARY        	comprised (A) 10 mM ammonium acetate, 0.2 mM ammonium fluoride in a 9:1
CH:CHROMATOGRAPHY_SUMMARY        	water/methanol ratio and (B) 10 mM ammonium acetate, 0.2 mM ammonium fluoride in
CH:CHROMATOGRAPHY_SUMMARY        	a 2:3:5 acetonitrile/methanol/isopropanol ratio. The flow rate was maintained at
CH:CHROMATOGRAPHY_SUMMARY        	0.6 mL/min. The multisampler's multiwash strategy involved a
CH:CHROMATOGRAPHY_SUMMARY        	methanol:isopropanol (50:50, v/v) mixture with a 15-second wash time and an
CH:CHROMATOGRAPHY_SUMMARY        	aqueous:organic phases (30:70, v/v) mixture to achieve the initial conditions.
CH:CHROMATOGRAPHY_TYPE           	Reversed phase
CH:INSTRUMENT_NAME               	Agilent 1290 Infinity II
CH:COLUMN_NAME                   	Agilent InfinityLab Poroshell 120 EC-C18 (100 x 3mm,2.7um)
CH:SOLVENT_A                     	90% water/10% methanol; 10 mM ammonium acetate; 0.2 mM ammonium fluoride
CH:SOLVENT_B                     	20% acetonitrile/30% methanol/50% isopropanol; 10 mM ammonium acetate; 0.2 mM
CH:SOLVENT_B                     	ammonium fluoride
CH:FLOW_GRADIENT                 	Started at 70% of B at 0 –1 min, 86% B at 3.5 –10 min, and 100% B at 11–17
CH:FLOW_GRADIENT                 	min
CH:FLOW_RATE                     	0.6 mL/min
CH:COLUMN_TEMPERATURE            	50 °C
#ANALYSIS
AN:ANALYSIS_TYPE                 	MS
#MS
MS:INSTRUMENT_NAME               	Agilent 6545 QTOF
MS:INSTRUMENT_TYPE               	QTOF
MS:MS_TYPE                       	ESI
MS:ION_MODE                      	NEGATIVE
MS:MS_COMMENTS                   	150 V fragmentor, 65 V skimmer, 3500 V capillary voltage, 750 V octopole radio
MS:MS_COMMENTS                   	frequency voltage, 10 L/min nebulizer gas flow, 200 °C gas temperature, 50 psi
MS:MS_COMMENTS                   	nebulizer gas pressure, 12 L/min sheath gas flow, and 300 °C sheath gas
MS:MS_COMMENTS                   	temperature. Data were collected in positive and negative ESI modes in separate
MS:MS_COMMENTS                   	runs, operated in full scan mode from 40 to 1700 m/z with a scan rate of 3
MS:MS_COMMENTS                   	spectra/s. A solution consisting of two reference mass compounds was infused
MS:MS_COMMENTS                   	throughout the whole analysis: purine (C5H4N4) at m/z 119.0363 and HP-0921
MS:MS_COMMENTS                   	(C18H18O6N3P3F24) at m/z 980.0163 (HP-0921 + acetate). These masses were
MS:MS_COMMENTS                   	continuously infused into the system through an Agilent 1260 Iso Pump at a 1
MS:MS_COMMENTS                   	mL/min (split ratio 1:100) to provide a constant mass correction.
#MS_METABOLITE_DATA
MS_METABOLITE_DATA:UNITS	Peak area
MS_METABOLITE_DATA_START
Samples	T10	T11	T2	T4	T5	A1	A11	A12	A3	A6	C1	C2	C3	C4	C5	QC1	QC2	QC3	QC4
Factors	Sample source:brain | Hibernation stage:Torpor	Sample source:brain | Hibernation stage:Torpor	Sample source:brain | Hibernation stage:Torpor	Sample source:brain | Hibernation stage:Torpor	Sample source:brain | Hibernation stage:Torpor	Sample source:brain | Hibernation stage:Arousal	Sample source:brain | Hibernation stage:Arousal	Sample source:brain | Hibernation stage:Arousal	Sample source:brain | Hibernation stage:Arousal	Sample source:brain | Hibernation stage:Arousal	Sample source:brain | Hibernation stage:control	Sample source:brain | Hibernation stage:control	Sample source:brain | Hibernation stage:control	Sample source:brain | Hibernation stage:control	Sample source:brain | Hibernation stage:control	Sample source:brain | Hibernation stage:Quality Control	Sample source:brain | Hibernation stage:Quality Control	Sample source:brain | Hibernation stage:Quality Control	Sample source:brain | Hibernation stage:Quality Control
PMeOH 16:0_16:0	93948	87230	97203	75503	78785	33885	5625	10856	7639	10005	37313	12352	28916	11037	13161	36241	33744	34549	34270
PMeOH 16:0_16:1	5164	5333	6755	10107	6582	2944	905	943	986	735	1271	1178	1045	2028	1011	11254	11341	11841	12334
PMeOH 18:1_16:0	445635	484454	427725	438593	486962	232920	89422	90876	72345	111967	240268	197506	175285	270697	171171	534173	526329	509354	507406
PMeOH 18:1_18:1	135291	186494	182161	134707	156997	98873	63921	66611	46889	61022	89555	45249	75321	83999	42055	149370	149327	145172	149896
PMeOH 16:0_20:3	8261	9026	10766	10540	9711	11944	3407	3181	711	2378	5847	5671	5636	3122	3386	16301	14998	14664	15080
PMeOH 16:0_20:4	12673	14808	15424	14566	12546	10343	11133	10047	10584	12277	9735	8558	7357	8421	8723	87242	85632	84200	83133
PMeOH 18:0_20:4	47124	41350	42634	46700	39531	40575	34901	38168	32043	33260	11246	12272	13563	15451	17911	149909	150524	144418	153410
PMeOH 16:0_22:6	2690	15518	164399	2951	11070	15372	9507	7863	8313	10684	19809	12114	13608	29198	15373	64589	61801	61949	61411
LysoPMeOH 16:0	21506	21967	19062	21431	21964	5961	5105	3970	3883	4831	4802	4708	4770	5001	4872	10922	10591	11824	11727
LysoPMeOH 18:0	21712	20063	27810	21645	28620	16755	6537	4961	5003	5606	12866	10189	10787	9583	10145	11132	12019	11672	11847
LysoPMeOH 18:1	24925	28862	26037	21534	24194	11302	5933	3772	3543	4490	8107	7735	9890	7327	6767	11345	10858	12436	11575
PA 16:1_18:0	18694	34984	52733	33867	24539	92794	94973	93337	88954	88451	86831	91426	81310	115883	90986	2887	2491	2960	1946
PA 16:0_18:0	440129	452409	464020	375345	307126	1377714	1284175	1308070	1197523	1240155.4	1286507	1455932	1415784	1556615	1235481	2478	2201	1967	1745
PA 18:0_18:1	NaN	NaN	NaN	NaN	NaN	1668	1402	1633	1236	2990	3537	3639	3868	3110	3514	68453	69273	67842	69190
MGDG 14:0_16:0	59911	51679	58000	56130	63800	26997	26398	37348	12678	23028	37083	45478	46831	43894	35639	126013	125306	120133	124097
MGDG 16:0_16:0	162994	163930	263163	163915	212551	144460	112085	147411	66748	68386	174061	175932	198208	155933	128284	196286	189641	176129	182269
MGDG 16:0_16:1	52632	62623	65262	56470	50734	35978	32779	37206	22708	25290	54199	40791	53263	51787	33300	83501	81157	76988	77937
MGDG 16:0_18:1	271133	335112	333439	393348	355724	169540	116066	237253	161162	121711	226059	276740	221197	247019	241803	360828	364195	351445	348197
MGDG 16:0_20:1	183752	200839	244852	210532	247208	101383	96435	111296	99062	91133	156446	192099	156818	168276	160080	235345	228515	222691	228003
DG 16:1_18:0	228463.3701	296307.1753	389897.6026	283294.2299	417480.5228	240877.5191	204076.889	196504.8278	100567.6089	112188.4945	235131.4041	137176.1468	237908.4419	170400.3233	209949.574	230681.6087	229165	231546	234127
DG 18:0_18:1	183463.9633	240424.8628	284604.9286	192758.2137	252363.7333	156685.3041	140795.3971	163152.4008	95359.08413	104631.1607	194912.7957	163380.4337	155882.4927	151454.5095	185658.7994	179701.872	179542	177489	175701.872
DG 16:0_20:4	131179.3745	199902.1531	93356.99447	189249.6398	128059.8876	500853.9967	534285.0593	357809.7229	266561.181	387810.1421	310250.7469	215878.0942	342902.2832	170400.3233	247812.6924	271754.1528	272534	267432	280142
DG 18:0_20:4	794583.2901	1027944.667	508536.724	1070920.872	707286.3562	2324777.271	1904105.157	1313340.57	1136246.111	1510774.358	1642563.869	1033697.67	1194924.365	1784283.287	1245289.741	1279951.62	1269751.62	1281953.62	1282911.62
DG 18:0_22:6	44895.50362	45550.37301	49447.70844	37629.20882	46430.29017	55077.51524	38086.56176	33882.42242	25126.9645	32469.2762	53430.30518	42300.23728	56168.23199	44633.75396	45985.44963	43407.58681	43479	43201	43189
DG 34:0	43692.96009	44530.4025	54217.00555	45137.91993	60333.49317	66043.71311	43623.74957	38178.55737	35990.89205	33720.73062	43482.03245	41836.64139	44847.12127	35133.62607	42363.7419	45275.5058	450324	449321	451735
DG 42:5	274137.2392	261223.865	264800.5233	274864.6233	252285.0165	274658.4251	260183.4014	250069.3572	249915.6792	251634.3895	256046.3095	282191.4028	259933.6097	274405.4878	267175.2313	263568.3041	261831	260984	263180
PC O-16:0_18:1	153127	354996	288276	128679	380119	426451	276139	272756	175499	218506	541323	274791	546658	419985	282605	360131	359456	350321	351811
PC O-18:1_18:1	82788	124264	123139	63502	122286	142781	91576	102035	52435	76512	152890	105207	152179	118116	100829	123564	124679	116949	119411
Cer 16:2;O2/24:0;O	193502	257195	279160	227847	365350	309301	244602	221178	198534	224253	242762	172217	260047	182542	175647	259907	247747	245115	252156
Cer 18:0;O2/16:0	106034	84265	89020	63494	156580	122239	64614	61591	44201	47120	113605	77204	131719	38149	62625	92363	92786	87711	85906
Cer 18:0;O2/18:0	658219	502330	659034	430417	1211093	672023	581381	462624	230207	297688	838602	790539	1108912	366300	524450	648652	534248	576642	572951
Cer 18:0;O2/21:0	191677	187562	217418	200708	214620	207633	207626	170220	167326	164380	207978	195064	203672	175626	180885	200061	184946	183943	175681
Cer 18:0;O2/21:1	295270	231167	334192	197301	394025	347138	238348	235133	288647	158204	246651	192229	321520	123900	182908	229348	203935	258917	171710
Cer 18:0;O2/22:0	213800	167028	231569	165763	230525	195245	187727	167056	145320	143164	188896	201886	207001	142251	171387	168121	157943	150696	144223
Cer 18:0;O2/22:0;O	251712	211269	299636	157316	369743	276724	214606	189793	115948	130298	371284	296329	428807	193503	219908	263767	253798	241050	233566
Cer 18:0;O2/23:0	104666	80733	106519	87933	97381	94114	30032	25064	83037	78295	92739	100658	94053	77061	85909	88085	83147	79168	76275
Cer 18:0;O2/24:0;O	523083	580683	907120	538338	1366237	799750	471399	522031	351314	398133	906862	604635	1125266	435732	504994	728051	706955	655164	655626
Cer 18:0;O2/24:1	438280	488493	848284	455756	1318159	708811	424510	429859	276817	321275	878959	586303	1022602	359937	415165	688376	605998	579558	579066
Cer 18:0;O2/26:0	48463	44063	51228	48634	47276	49233	47810	44078	43969	43021	48899	49968	48885	42828	45263	45820	47735	45954	45031
Cer 18:1;O2/17:0	277088	355001	326433	261603	720149	421599	244789	243046	220732	197907	527568	288110	623307	149023	235033	405119	404158	386510	384139
Cer 18:1;O2/19:0	490704	425442	557371	377703	927923	633495	392917	352021	280496	272507	628288	484919	828557	234560	337891	522689	496573	485422	473433
Cer 18:1;O2/22:0	190474	176129	371588	130604	437350	297309	169032	160127	91205	112051	380314	245812	441105	170244	184474	233510	239240	230440	216205
Cer 18:1;O2/23:0	361313	247159	287581	258549	411103	341674	275632	236173	224016	188939	261055	294723	329404	152876	200436	244518	199737	211452	188583
Cer 18:1;O2/24:0	647977	438571	598384	472951	770376	574665	462586	430687	336983	310239	362795	455861	401347	244295	327890	344048	301060	298669	271699
Cer 18:1;O2/26:0	162059	134954	156082	125269	167933	169240	127621	138196	101584	102037	162338	135664	171632	113172	126817	156069	152318	146011	145945
Cer 18:2;O2/26:0	587394	601069	630471	438111	811229	731706	517644	512338	295911	372227	658441	530895	756983	513243	427260	599163	565907	557239	544578
Cer 18:1;O2_24:2	616596	1470923	1017994	797761	1698341	1502820	1076509	1075481	772759	1049416	1628718	712411	1547067	1075287	777996	1428888	1452856	1467883	1524584
Cer 18:2;O2/23:0	448681	502348	659190	439712	951527	787358	399471	395476	274999	353083	763615	459721	873566	334871	390414	494835	618088	617830	606535
Cer 18:2;O2/19:0	39355	99407	93235	49109	192459	144184	65649	62491	45832	62650	192399	55814	189317	67292	56937	119725	103969	115304	113434
Cer 20:0;O2/26:0;O	101340	108997	111817	120330	108186	69734	116427	105064	112586	105268	107026	105355	103590	107089	106346	113444	110102	103637	105423
Cer 38:0;O3	179315	157765	218099	134834	284033	205832	164215	137638	99178	99992	238690	194207	274188	118157	146376	183638	175313	169263	167772
Cer 41:3;O2	55913	63048	77832	49725	115965	101427	57119	60333	53670	60357	91000	46324	109303	51170	46525	71786	75549	68213	78319
Cer 45:0;O3	64399	62562	62102	72951	65217	63409	76334	60533	70815	199811	64303	64080	64081	61419	58554	33036	67188	64411	60174
Cer 47:0;O3	99258	99801	102203	101311	97308	95819	108162	96982	101617	97964	98149	100025	96582	95640	98622	101436	103896	98538	96657
Cer 48:0;O3	143915	145213	148641	148372	138466	129997	147951	137709	145490	137140	143198	149889	135140	138583	145242	146462	146877	139819	140113
HexCer 18:0;O2/20:0	1376153	944414	1459936	418805	1075550	1495571	873392	973995	307107	461950	1166173	1238003	1542505	872733	760591	970050	908774	859964	861209
HexCer 18:0;O2/24:0	1317497	634106	1250960	471879	1016877	1162782	800694	947851	365767	402876	721670	1062557	1060350	599976	642593	673247	551428	492719	459231
HexCer 18:1;O2/24:0	2729796	2241090	3327763	1021130	2803373	3810454	1728997	2435257	723451	1154945	3749164	2977022	4480466	2450411	1983617	2692218	2634221	2614545	2521393
HexCer 18:1;O2/22:0	1005909	803842	1166718	362356	1028120	1379497	586930	745046	242079	358548	1350946	958349	1555967	752936	704353	955715	910415	896689	876082
HexCer 18:1;O2/23:0	604405	496692	791022	506641	770743	891712	506305	477349	298182	453553	683837	735494	856296	456083	510417	618991	572583	544536	531863
HexCer 18:1;O2/26:0	371061	217606	387479	161939	340648	393969	225141	289167	115527	136848	297915	312332	386537	214450	217848	239537	217447	204426	194698
HexCer 18:2;O2/22:0	888941	942164	1289229	624786	1264295	1526045	805669	847682	463845	632296	1320847	1063333	1501531	889094	840047	1098899	1053349	983453	985096
HexCer 18:2;O2/23:0	278698	328250	377913	192884	380136	472287	249779	258691	137240	198337	479269	331324	475513	288916	290041	359477	357301	335277	335609
HexCer 18:2;O2/26:0	244836	139667	246395	119977	234990	249832	160553	209287	101119	106826	191440	213140	245599	155452	159219	161001	143010	136901	134900
HexCer 18:2;O2/18:0	27433	75973	45729	17405	70546	69645	49483	53448	18678	47460	94495	54747	111520	101188	45524	67257	65439	50261	62015
PC O-18:0_18:0	1110211	133256	1105140	218720	689729	1068279	112293	729257	132319	96027	767422	964841	1035606	114082	128671	659633	595038	77112	74146
Cer 18:2;O2/21:0	152524	161195	197289	153848	302136	209802	146126	134294	116142	120144	213441	144529	229316	101638	129062	186236	180090	175230	179380
Cer 18:1;O2/14:0	70849	121184	146247	75402	267391	182905	61857	75694	57086	70942	167338	63261	191582	50111	64130	132964	129911	128240	130324
FA 15:0	39509	172345	132099	71462	127822	128208	143479	99279	108364	146027	115842	120879	113143	91841	124949	47126	44804	47444	45932
FA 15:1	24313	60311	61991	32338	60402	46847	49941	35467	38690	46271	55519	41404	43989	36865	41373	30927	31173	30171	28923
FA 16:1	445502	2325714	2682523	614369	2737073	4154833	2298176	1407664	1139544	1275117	1711269	558957	1536853	1419952	883239	1854670	1856533	1837600	1850023
FA 17:1	78865	273984	2186192	102897	2724427	1603732	267570	167256	137476	158821	967279	118632	1551836	232375	162990	323142	324994	326810	333068
FA 18:2	662567	3773341	625071	726795	1401306	4472024	4148567	2612245	1723074	1775663	2427109	824824	1852565	2246981	1315557	2925748	2891449	2986168	3058920
FA 19:0	99545	161668	227119	75634	204805	298923	108173	97438	53842	65457	242045	85820	234295	142721	117182	150845	130508	146459	158370
FA 19:1	36153	185395	236001	54761	256373	334942	162013	100748	72698	93865	226505	77701	266306	185893	100126	156282	155715	152030	152762
FA 20:1	938158	4974169	5322066	1224043	5560697	8203678	4176463	3122544	1680625	2798448	5732189	1984539	5707272	5518591	2529962	4234279	4221975	4288865	4253025
FA 20:2	335185	1008571	591517	446541	835917	1289657	924767	1107406	728447	969505	1187519	523101	980384	1278539	728638	808251	741372	811657	1421734
FA 20:3	228237	1286870	43218	262237	241688	1219641	1407984	832294	523465	569814	720915	278166	524971	815004	452685	974277	972245	969163	961062
FA 20:4	7614326	28625225	372259	11163577	5788388	21393250	29032128	21780623	17545607	18908686	20958976	12562566	16587932	26124445	19662621	24746343	24589045	25023395	25546488
FA 21:0	83077	85770	100675	53069	115492	99961	17397	86015	65877	53209	150296	93240	150796	93862	87928	102752	108217	101476	102283
FA 21:1	24041	46553	80461	30841	97607	101580	38252	26591	38721	41551	70276	19991	64647	51372	28059	52146	49730	47681	45117
FA 22:1	185116	658399	940149	202912	1086616	1361192	527498	477765	244773	416178	936158	312994	1015249	769505	343248	621250	620189	609873	615641
FA 22:2	285983	491658	350479	344351	404956	554769	474187	425762	330087	419701	488161	370441	459451	533215	404821	478332	470255	478825	482945
FA 22:3	55499	247466	8148	79384	77131	258258	217007	150573	116372	190523	209750	122314	208699	280732	175302	213609	216162	223483	229808
FA 22:4	873295	5332731	43040	1369653	802083	3490388	5269069	3349139	2236870	2719544	3538411	1656320	2379320	5135313	3017708	4157967	4160066	4268095	4416393
FA 22:6	4893070	23492835	105231	6356512	2129223	13669542	23458694	15545783	13041040	12617513	13368965	7059282	8247037	19981565	14305793	18395942	18318323	18571872	18810699
FA 23:0	126751	195549	226673	85870	226509	227866	73963	97016	82123	88700	157878	172533	150918	182265	108855	65353	192504	197984	183897
FA 23:1	24232	107826	161832	36618	171950	211669	85924	60482	40886	73595	137280	50947	144223	106779	50544	100372	100011	97161	96466
FA 24:1	52829	172820	270418	74409	276871	288598	106629	134258	47144	97663	223913	108567	247368	178194	77413	178731	163757	180785	180915
FA 24:2	28549	112852	99334	39097	127836	194834	91413	71298	46467	81455	154945	61968	152311	123805	66048	105896	104005	104510	102211
FA 26:6	72302	103344	187504	91289	178094	181318	102752	95835	79732	99657	169621	108043	189196	109683	95618	106691	105467	97995	98089
FA 16:0;O	24068	31423	297493	25415	254531	101546	31263	26774	25755	25005	65265	28257	133686	27184	28735	31836	29937	30547	31528
FA 16:1;O	23015	59200	1583276	28166	812636	467657	55268	38018	35170	44633	181393	39212	396384	41714	39978	44054	45525	43659	45843
FA 17:0;(2OH)	18777	27127	102312	18842	102011	48942	27634	21717	20749	21486	36217	20863	59353	24415	22563	26769	25947	24619	25263
FA 17:1;O	656	2944	270058	961	157453	56710	3923	1771	1177	1627	36261	1769	71503	1372	1698	6315	6766	6690	6996
FA 18:0;(2OH)	148926	206946	526148	151000	519669	332026	213031	176990	168503	158326	256306	163228	365748	181674	161870	202202	198754	193607	191833
FA 18:1;2O	4852	18201	90661	8230	68540	38592	20732	13654	11474	11669	21506	7905	37119	15780	14010	14304	16299	14281	14426
FA 18:2;(2OH)	2495	4795	258421	2409	229627	81667	4191	3042	4271	2574	47010	3912	92696	3598	4173	10310	10842	9771	10480
FA 18:2;O	17117	41720	3163350	22240	1604793	1173709	48033	32626	31962	31648	362873	25588	800579	32628	37084	60687	60130	58753	60762
FA 20:1;O	222	7782	190050		131214	112790	3837	1714	1412	1851	69013	1215	87774	3281	2635	13931	15671	13586	16612
FA 20:2;2O	43085	58024	113192	46253	115873	83842	58129	54759	50088	49255	72288	51438	85052	57827	51184	58223	59198	57942	57476
FA 20:3;2O	24275	111487	161261	28048	277731	582154	101273	53733	56648	49416	415478	32287	408681	71795	67728	228901	221348	219057	232530
FA 20:3;O	19047	25599	75168	17964	98732	166310	24396	22471	18911	19719	106147	18620	107463	20486	20444	44033	41036	42691	44579
FA 20:4;O	20182	74469	71333	24081	165518	381482	66613	36855	41196	36029	266242	27445	270681	47551	44327	155541	144225	143379	151829
FA 21:0;O	15806	69672	133693	25786	155810	118018	55368	54785	50304	58805	110825	52838	96741	88973	62253	75722	75104	77838	82844
LPE 20:0	4155	7421	50904	4257	45129	24135	6311	4798	4260	4622	15588	7101	31971	4798	6012	7578	7775	6225	6036
PE 16:0_16:1	20769	41646	42968	25749	46236	68084	26454	28708	17492	24237	43482	18236	34887	19451	19596	41840	43413	38613	38636
PE 16:0_20:4	650324	1498766	202327	951572	533011	1367142	1082345	1048397	822203	1098332	1542520	741220	1211190	918049	938661	1350880	1379969	1351685	1412877
PE 16:0_22:4	998711	4874259	44603	1609036	275127	2296052	3582162	3767014	2050219	3793633	4354779	2957207	3294861	5764832	3277738	3858437	4014685	3953055	4030568
PE 18:0_22:4	578882	928567	231308	705706	490686	933907	451641	720207	347171	466089	1849174	869692	1652041	726456	1144748	1184879	1193344	1189454	1239478
PE 18:0_22:5	261373	392463	110421	317734	213501	364371	222262	304972	226252	265579	832959	475208	777538	391432	609433	512407	505322	505010	544690
PE 18:1_19:2	25681	72361	302620	20560	111835	141825	51544	61844	39026	48373	161436	55843	184593	105232	41426	164671	166629	156153	161249
PE 18:1_22:0	651090	889807	353513	444863	462486	935709	485648	682490	242607	467669	1304623	904328	1228735	952328	746361	1026284	1072411	1079617	1114064
PE 18:1_22:1	694911	1241560	400979	662472	500998	980200	815290	885408	488644	844748	1319993	960714	1179080	1261825	1010965	1195469	1205744	1177115	1206647
PE 20:1_24:2	2062667	1499073	2238758	1106902	2215844	2347283	1555945	1644213	775521	972981	1559853	1883715	2081686	1348303	1250417	1431318	1329644	1276809	1224653
PE 22:0_18:1	651090	889807	353513	444863	462486	935709	485648	682490	242607	467669	1304623	904328	1228735	952328	746361	1026284	1072411	1079617	1114064
PE O-16:0_18:1	803153	1197352	900550	825641	1230470	1644755	920116	1053230	733856	864601	2215799	1105553	2138799	1101704	1182019	1570137	1554176	1551951	1566446
PE O-16:1_20:1	1871752	2310009	1424752	1234389	1781701	2575683	1443247	2093434	827687	1092824	3654748	2022515	3502529	2176428	2058774	2678053	2726524	2756655	2810136
PE O-16:1_20:4	503713	1509551	70363	906491	337492	1058374	1207644	1139834	885517	1111076	2340292	1045948	1793969	1366936	1375843	1537595	1561164	1534607	1560757
PE O-16:1_22:4	269382	696509	37765	396702	179637	471423	567021	507105	245899	481052	1107932	578576	844515	800440	719440	672582	751071	725944	741470
PE O-16:1_22:6	907412	2461170	158496	1247012	454535	1340723	1838897	1628327	1337425	1458263	3045599	1593681	2367986	2150736	2151374	2310833	2302196	2305470	2380806
PE O-17:0_18:2	105905	137544	140467	78349	160427	199069	91652	110612	61690	84108	264983	134630	284819	126957	126937	173357	193962	190017	200482
PE O-18:1_19:1	191718	167956	206744	95739	207353	247416	135443	168293	69797	87591	254620	192295	293594	162423	154530	195503	190726	187304	182910
PE O-18:1_20:1	1088824	1140526	1013150	558294	1180291	1470810	637458	981244	213718	459510	2010307	1194284	2118058	1212236	1053959	1405308	1446789	1512451	1561042
PE O-18:1_20:3	714934	1732870	245138	961271	539539	1504512	988831	1276467	537797	944596	2788173	1417634	2434962	1699054	1639510	1568293	1712501	1891624	1910324
PE O-18:1_20:4	1641942	2871490	342365	1699289	825008	2268561	1821964	2134210	1224064	1558064	4089344	2180697	3469270	2469944	2736826	3066651	3011598	3020289	3069185
PE O-18:1_22:1	197933	156119	201895	106270	207662	228406	141745	168457	79200	95825	231453	173998	257423	156767	145662	182075	186059	182714	173609
PE O-18:1_22:6	1543913	2085488	316183	1232401	659879	1736955	1197274	1548261	982379	945106	3579224	1683782	2858534	1584695	2166267	2449113	2473561	2427522	2459210
PE O-18:2_18:1	2059834	6129260	639762	1790539	1142961	4874296	4418473	4625026	1910199	4229978	6328908	4248244	5627425	8270735	4238268	5068045	5127953	5035699	5238851
PE O-18:2_20:1	1613724	3403498	575772	1343946	767250	2407893	2191048	2342424	843952	2252667	3313595	2549127	3192620	3986151	2585299	2942609	2849460	2874791	3061010
PE O-18:2_21:0	268598	195715	282909	148719	257223	299584	201027	212184	125808	144539	258904	248188	297842	167744	194467	255508	219211	154701	222987
PE O-18:2_22:1	504008	732595	245594	360915	336804	715574	406460	527998	208495	377119	1012049	697646	904287	756687	642789	802283	822341	843109	849408
PE O-20:2_22:1	232627	241880	225793	195786	222430	267918	207478	229415	170330	198761	282652	265974	280042	245694	234556	272481	260140	259768	260916
LPS 18:0	28164	41662	98822	29762	128255	90047	28995	44351	18374	18781	70794	26591	99525	37892	34069	65102	68117	68643	68349
LPS 18:1	8304	28579	19290	8014	33710	36787	23633	33522	10871	15516	34943	14178	33249	51271	21377	38715	40452	38268	40101
PS 16:0_18:1	407898	686770	623236	290441	993450	1712479	364071	482518	190687	280172	1898677	557267	2012521	531804	561166	902306	919475	906457	905135
PS 16:0_20:4	81684	120712	134602	50586	160438	200428	65793	93611	37840	58577	217787	105118	219676	100415	98191	154205	149427	141637	138077
PS 18:0_18:1	751520	836083	867841	245784	1018347	906737	396602	875626	103055	527107	1687812	654086	1817850	993779	902558	1132762	1113461	1098484	1048762
PS 18:0_22:6	2806490	4224741	1697726	3179932	3875774	6327685	1889759	2982340	1707101	1839011	11017047	3341655	9658003	2459235	4614807	5905869	5975288	6041290	6229964
PS 18:1_18:1	256915	891725	364673	240312	596736	1031628	635522	626382	305782	575382	1186985	562096	1142833	1070498	558198	790302	787872	782406	790673
PS 18:1_22:1	423203	461539	531762	345486	607464	681501	396785	411585	310558	296128	770237	512633	815044	431202	496289	551465	558912	545803	533958
PS 20:0_18:1	494797	669084	395336	412679	496131	734339	402740	554541	267202	416598	906353	623311	889828	670680	640575	715120	731458	730942	728763
PS 20:3_22:6	790494	1056412	553273	887670	838337	1157060	666542	784912	603728	596592	1703866	928922	1462036	727532	1151899	1318650	1287502	1253552	1272706
PS 38:1	285063	361999	219851	229561	258812	369556	224325	304049	154054	237027	459824	331041	447661	368061	327268	386415	375309	378093	395875
PS 38:4	106711	104628	114057	53788	112274	132629	44310	87192	33025	55662	134814	106878	137943	89962	96253	119649	121132	119234	111449
PS 38:5	356975	604959	217945	347813	327481	576333	445401	455682	298959	401960	783139	481074	668138	555274	529662	606643	603251	583283	587636
PS 40:4	211509	217400	202213	157023	212316	233676	170789	211320	116909	161960	248906	217223	240104	226264	210181	232191	224016	218918	227774
PS 40:6	2349736	4294424	1605803	2710421	3863937	6612694	1959892	3020414	1739225	1900576	11428832	3390088	10028943	2520462	4646455	5979094	6048633	6081337	6266866
LPG 18:1	1928	10217	36717	2431	22629	18781	8405	7540	4015	5011	15539	4643	19040	14410	7920	12130	12688	12537	11862
PG 16:0_16:0	23061	46650	47941	22131	52802	73530	33396	35366	23648	28228	96776	38227	99226	41537	37265	58471	54892	51295	52724
PG 16:0_18:1	169551	1092590	905607	235783	1651245	3489451	865094	633001	308844	352186	2251837	536300	2294375	938406	793396	1182108	1174425	1312111	1325135
PG 16:0_20:4	60197	308470	36581	113040	106370	280423	270705	165911	150549	150867	288699	110657	252839	195968	154439	240180	260879	238243	243793
PG 18:0_18:1	843383	378292	347910	611963	580192	443817	488441	664316	418239	438179	476751	522493	580296	556812	476257	486481	474182	315142	639878
PG 18:0_20:4	2246842	4452015	1540608	2628623	3799801	6770303	2153763	3022540	1753837	1944295	11556670	3367897	10085382	2698271	4628078	6015523	6109980	6127337	6292603
PG 18:0_22:6	487009	1163826	357638	585726	688419	1190413	899242	882211	658400	787380	1723725	876488	1447398	1025046	965954	1226373	1225838	1198988	1205575
PG 18:1_18:1	175230	2177046	293062	392059	1863723	3795240	430809	1098607	132360	314139	6894207	1451378	5988198	1035281	2259971	3128275	3212476	3070416	3148197
LPI 18:0	19897	29743	116885	22459	132806	104866	18549	36944	17099	22826	103662	36144	137578	30107	40054	55071	55502	52764	54633
PI 16:0_16:0	40159	81181	61653	39957	48164	85289	63043	72982	44219	61426	118353	89833	137176	91276	76496	95106	91335	84863	89679
PI 16:0_18:1	144254	165380	220470	135418	327681	292321	74517	179886	69300	127715	383038	208404	450341	133908	205902	226641	215041	263710	216579
PI 16:0_20:4	298322	556409	121462	485484	384786	660198	407935	658130	369474	594810	1648540	807855	1347819	707198	905074	956877	938725	937540	953749
PI 16:0_22:6	79619	91663	25971	66026	49039	99363	56998	99100	30823	57262	215870	111693	181947	84798	110619	115685	134568	118311	130138
PI 18:0_18:1	198444	192759	338510	193612	452184	370411	125971	226621	116740	153334	406248	255120	473098	182286	217554	276827	283537	294318	303616
PI 18:0_20:4	2285102	3068185	1766220	2934912	5887672	7846672	1819665	4777228	1807930	2398246	16615820	7073131	18340736	4101837	7713865	7016493	7421577	7743195	8039515
PI 18:0_22:6	92898	87367	39666	59867	70399	117272	19378	99905	29191	35903	226202	133260	219586	87081	123452	122467	136346	124307	107367
PI 36:2	72086	158314	107437	84780	223727	258220	123729	153076	70141	121822	298945	129472	281908	143180	116119	201747	203430	193717	191916
PC 18:0_20:4(OH)	1502062	1542782	2017101	789627	2944058	2712831	1134533	1440370	652768	739938	2337994	1471336	3037963	1270684	1058537	1662974	1654179	1691810	1607922
PE 18:1_18:1;O	2543	2977	72767	1584	112356	88011	3587	3145	1233	1315	53880	3352	80615	3163	2904	17865	16887	16654	16018
Cer 18:2;O2/18:0	6425375	18835343	16027920	10605552	26753625	20812013	13952308	12805094	12114680	14613228	22414929	9122588	23113745	13257784	11879214	17520937	17399322	17489625	19276858
Cer 18:1;O2/16:0	12563185	3734367	4219248	3063683	7838503	5334613	2412449	2823434	2104624	2342875	5218997	2432351	6218432	1487846	2336895	4332273	4367694	4370206	4459743
Cer 18:1;O2/18:0	44343297	45826615	49421958	41960462	71883207	51803839	39575985	38555633	36093121	34256755	54329871	42355438	61180131	24538814	36446773	48604519	47061134	47058443	47432419
Cer 18:1;O2/20:0	6761631	4226744	6117847	4077017	8022949	5665458	4605922	3974335	3131640	2869238	5211861	5208476	6590063	2343036	3791645	4670341	4244230	4063818	3925324
Cer 18:2;O2/22:0	1578790	1673718	2067929	1390844	2835793	2139571	1458632	1413324	903319	1031317	2010724	1271200	2163778	1072956	1284434	1873990	1814728	1838147	1847541
Cer 18:2;O2/24:0	7910545	8524186	10665571	7070043	15587901	11390831	6494264	6980654	4516197	5646179	10729268	7360787	13195431	5143572	5994864	9726462	9416217	9442693	9512587
Cer 18:2;O2/16:0	207535	915060	799012	395618	1319931	1179934	740038	645406	511670	717162	953200	380325	983460	619222	425921	885608	881464	852611	856044
Cer 18:2;O2/20:0	945526	1713848	1824613	1187868	2835671	2397346	1120233	1214202	913556	1179733	2408998	1007554	2611687	1093282	1142462	1811553	1788581	1815159	1854779
Cer 38:1;O3	942367	1711228	94140	1190267	2830540	2260173	1118982	1247147	965189	1182171	2476989	1004905	74517	1097380	1142027	1810346	1787384	1817244	1856813
Cer 40:1;O3	76064	1736584	150418	1428915	135826	92590	71383	52101	39443	1084468	2111490	63469	78681	1127502	1352238	1950217	1907226	1905628	1917636
Cer 42:1;O3	7970270	8419754	10870784	7122226	15719042	11398931	6466457	6935827	4557957	5635332	10690079	7380505	13221702	4997043	5990995	9682773	9385098	9392709	9441024
Cer_EODS d52:0	200422	196449	213199	193298	266704	201171	187094	166049	168302	163457	197534	190161	198238	117419	158483	198077	197131	187250	178675
Cer_EODS d54:0	44506	32783	44349	28077	48859	34416	37150	30428	19706	18962	35015	39931	34746	20076	29588	37086	34061	28726	28013
Cer_EOS d58:1	39699	36626	59982	31046	79602	65655	33615	33927	21303	25652	58659	37999	72855	25063	28496	50405	43726	42762	39195
SHexCer d34:1	60696	80354	96710	41070	186720	120462	58614	70954	36056	41720	151358	67914	182866	67479	64088	90412	99177	86239	86364
SHexCer d36:0	270712	277169	315123	112977	346892	449622	207775	240087	96614	135038	371483	281458	505271	220188	163799	293128	287512	272782	274610
SHexCer d36:1	1508204	1627909	2036148	806849	2949022	2657402	1106843	1427655	684724	757527	2410323	1481500	3075740	1281569	1105607	1764389	1749900	1716653	1676797
SHexCer d36:2	43631	111820	79834	30353	130803	164286	84880	80101	41496	56708	160818	70502	180275	115649	67389	104818	102843	95490	91226
SHexCer d40:0	3527553	5255916	4957752	2982807	6209378	6085253	3705910	3810354	173402	2965063	7053332	4040948	7238603	4008356	3943949	4923981	4810585	4775406	4807444
SHexCer d40:2	376667	634271	484913	285871	662951	777975	459740	508613	305019	419269	902846	476212	930407	532217	449585	643757	638780	632719	641434
SHexCer d42:0	903320	621062	1033418	451272	884860	975039	589514	656668	281561	364082	557886	845764	786171	442951	460415	530112	437792	402604	363113
SHexCer d42:1	2183576	2460918	2655324	1413222	3461726	3562745	2019927	2451385	1328468	1653783	2703641	2700618	3307690	2150116	2030264	2444826	2273233	2274241	2199331
SHexCer d42:2	4563592	4911710	5884759	2211818	6328602	8210166	2409490	4444509	1427174	2293982	7815247	4888305	10026109	4712647	4062696	5515354	5652779	5501120	5573016
MS_METABOLITE_DATA_END
#METABOLITES
METABOLITES_START
metabolite_name	Retention Time	Formula	Neutal Mass
PMeOH 16:0_16:0	7.07	C36H71O8P	662.4875
PMeOH 16:0_16:1	6.56	C36H69O8P	660.4721
PMeOH 18:1_16:0	7.56	C38H73O8P	688.5028
PMeOH 18:1_18:1	8.19	C40H75O8P	714.5182
PMeOH 16:0_20:3	7.27	C40H73O8P	712.5042
PMeOH 16:0_20:4	6.69	C40H71O8P	710.4876
PMeOH 18:0_20:4	8.11	C42H75O8P	738.5174
PMeOH 16:0_22:6	6.46	C42H71O8P	734.4887
LysoPMeOH 16:0	2.38	C20H41O7P	424.2589
LysoPMeOH 18:0	3.2	C22H45O7P	452.29
LysoPMeOH 18:1	2.55	C22H43O7P	450.274
PA 16:1_18:0	6.8	C37H71O8P	674.4872
PA 16:0_18:0	8.06	C37H73O8P	676.5055
PA 18:0_18:1	8.28	C39H75O8P	702.5205
MGDG 14:0_16:0	8.24	C39H74O10	702.5172
MGDG 16:0_16:0	10.51	C41H78O10	730.5564
MGDG 16:0_16:1	8.51	C41H76O10	728.538
MGDG 16:0_18:1	10.82	C43H80O10	756.5739
MGDG 16:0_20:1	11.77	C45H84O10	784.6046
DG 16:1_18:0	11.91	C37H70O5	594.5225
DG 18:0_18:1	12.17	C39H74O5	622.5542
DG 16:0_20:4	11.41	C39H68O5	616.5066
DG 18:0_20:4	11.91	C41H72O5	644.5387
DG 18:0_22:6	12.21	C43H72O5	668.5497
DG 34:0	12.16	C37H72O5	596.5365
DG 42:5	12.61	C45H78O5	698.5878
PC O-16:0_18:1	11.04	C42H84NO7P	745.5973
PC O-18:1_18:1	11.77	C44H86NO7P	771.6166
Cer 16:2;O2/24:0;O	11.54	C40H77NO4	635.5763
Cer 18:0;O2/16:0	9.7	C34H69NO3	539.5264
Cer 18:0;O2/18:0	11.63	C36H73NO3	567.558
Cer 18:0;O2/21:0	12.08	C39H79NO3	609.5994
Cer 18:0;O2/21:1	12.05	C39H77NO3	607.591
Cer 18:0;O2/22:0	12.31	C40H81NO3	623.6194
Cer 18:0;O2/22:0;O	12.03	C40H81NO4	639.6143
Cer 18:0;O2/23:0	12.46	C41H83NO3	637.6356
Cer 18:0;O2/24:0;O	12.3	C42H85NO4	667.6466
Cer 18:0;O2/24:1	12.3	C42H83NO3	649.6359
Cer 18:0;O2/26:0	12.79	C44H89NO3	679.6834
Cer 18:1;O2/17:0	10.1	C35H69NO3	551.5267
Cer 18:1;O2/19:0	11.71	C37H73NO3	579.5583
Cer 18:1;O2/22:0	12.03	C40H79NO3	621.6038
Cer 18:1;O2/23:0	12.34	C41H81NO3	635.6206
Cer 18:1;O2/24:0	12.49	C42H83NO3	649.6346
Cer 18:1;O2/26:0	12.7	C44H87NO3	677.6574
Cer 18:2;O2/26:0	12.34	C44H85NO3	675.6388
Cer 18:1;O2_24:2	11.97	C42H79NO3	645.6036
Cer 18:2;O2/23:0	12.06	C41H79NO3	633.6054
Cer 18:2;O2/19:0	10.64	C37H71NO3	577.5422
Cer 20:0;O2/26:0;O	12.96	C46H93NO4	723.7075
Cer 38:0;O3	11.69	C38H77NO4	611.5815
Cer 41:3;O2	11.8	C41H77NO3	631.5889
Cer 45:0;O3	12.79	C45H91NO4	709.6939
Cer 47:0;O3	13.13	C47H95NO4	737.7223
Cer 48:0;O3	13.32	C48H97NO4	751.7385
HexCer 18:0;O2/20:0	11.7	C44H87NO8	757.6423
HexCer 18:0;O2/24:0	12.28	C48H95NO8	813.7012
HexCer 18:1;O2/24:0	12.02	C48H93NO8	811.6894
HexCer 18:1;O2/22:0	11.71	C46H89NO8	783.6536
HexCer 18:1;O2/23:0	11.98	C47H91NO8	797.6686
HexCer 18:1;O2/26:0	12.27	C50H97NO8	839.7256
HexCer 18:2;O2/22:0	11.47	C46H87NO8	781.6384
HexCer 18:2;O2/23:0	11.77	C47H89NO8	795.6495
HexCer 18:2;O2/26:0	12.17	C50H95NO8	837.7004
HexCer 18:2;O2/18:0	7.71	C42H79NO8	725.5782
PC O-18:0_18:0	11.71	C44H90NO7P	775.6484
Cer 18:2;O2/21:0	11.71	C39H75NO3	605.5714
Cer 18:1;O2/14:0	7.09	C32H63NO3	509.4799
FA 15:0	2.49	C15H30O2	242.227
FA 15:1	2.03	C15H28O2	240.209
FA 16:1	2.38	C16H30O2	254.2245
FA 17:1	2.83	C17H32O2	268.2398
FA 18:2	2.67	C18H32O2	280.2402
FA 19:0	4.39	C19H38O2	298.2864
FA 19:1	3.7	C19H36O2	296.2711
FA 20:1	4.1	C20H38O2	310.2873
FA 20:2	3.54	C20H36O2	308.2712
FA 20:3	2.99	C20H34O2	306.2558
FA 20:4	2.58	C20H32O2	304.2406
FA 21:0	5.26	C21H42O2	326.3177
FA 21:1	4.48	C21H40O2	324.3024
FA 22:1	4.87	C22H42O2	338.318
FA 22:2	4.32	C22H40O2	336.3027
FA 22:3	3.88	C22H38O2	334.2865
FA 22:4	3.31	C22H36O2	332.2717
FA 22:6	2.41	C22H32O2	328.2407
FA 23:0	6.44	C23H46O2	354.349
FA 23:1	5.32	C23H44O2	352.3339
FA 24:1	5.86	C24H46O2	366.3492
FA 24:2	5.05	C24H44O2	364.3335
FA 26:6	4.32	C26H40O2	384.3008
FA 16:0;O	1.87	C16H32O3	272.2347
FA 16:1;O	0.99	C16H30O3	270.2188
FA 17:0;(2OH)	2.4	C17H34O3	286.2541
FA 17:1;O	1.18	C17H32O3	284.2351
FA 18:0;(2OH)	2.67	C18H36O3	300.2644
FA 18:1;2O	2.41	C18H34O4	314.2451
FA 18:2;(2OH)	1.91	C18H32O3	296.2336
FA 18:2;O	1.36	C18H32O3	296.2343
FA 20:1;O	1.72	C20H38O3	326.2746
FA 20:2;2O	2.67	C20H36O4	340.256
FA 20:3;2O	1.18	C20H34O4	338.2454
FA 20:3;O	1.48	C20H34O3	322.2441
FA 20:4;O	1.25	C20H32O3	320.235
FA 21:0;O	2.66	C21H42O3	342.3122
LPE 20:0	4.16	C25H52NO7P	509.3585
PE 16:0_16:1	7.73	C37H72NO8P	689.4988
PE 16:0_20:4	7.95	C41H74NO8P	739.5146
PE 16:0_22:4	9.14	C43H78NO8P	767.5466
PE 18:0_22:4	11.51	C45H82NO8P	795.577
PE 18:0_22:5	11.19	C45H80NO8P	793.56
PE 18:1_19:2	8.21	C42H78NO8P	755.5373
PE 18:1_22:0	12.12	C45H88NO8P	801.6242
PE 18:1_22:1	11.9	C45H86NO8P	799.6055
PE 20:1_24:2	11.61	C49H92NO8P	853.6508
PE 22:0_18:1	12.12	C45H88NO8P	801.6242
PE O-16:0_18:1	11.59	C39H78NO7P	703.5503
PE O-16:1_20:1	11.83	C41H80NO7P	729.567
PE O-16:1_20:4	8.91	C41H74NO7P	723.5197
PE O-16:1_22:4	10.72	C43H78NO7P	751.5505
PE O-16:1_22:6	8.49	C43H74NO7P	747.5201
PE O-17:0_18:2	11.6	C40H78NO7P	715.5569
PE O-18:1_19:1	11.98	C42H82NO7P	743.5854
PE O-18:1_20:1	12.11	C43H84NO7P	757.5987
PE O-18:1_20:3	11.52	C43H80NO7P	753.5667
PE O-18:1_20:4	11.29	C43H78NO7P	751.5512
PE O-18:1_22:1	12.37	C45H88NO7P	785.6302
PE O-18:1_22:6	10.85	C45H78NO7P	775.5514
PE O-18:2_18:1	11.26	C41H78NO7P	727.5517
PE O-18:2_20:1	11.85	C43H82NO7P	755.5831
PE O-18:2_21:0	12.23	C44H86NO7P	771.6206
PE O-18:2_22:1	12.12	C45H86NO7P	783.6138
PE O-20:2_22:1	12.37	C47H90NO7P	811.6448
LPS 18:0	2.9	C24H48NO9P	525.3133
LPS 18:1	2.23	C24H46NO9P	523.2906
PS 16:0_18:1	7.27	C40H76NO10P	761.522
PS 16:0_20:4	7.31	C42H74NO10P	783.5025
PS 18:0_18:1	9.2	C42H80NO10P	789.5469
PS 18:0_22:6	7.27	C46H78NO10P	835.5364
PS 18:1_18:1	7.54	C42H78NO10P	787.5355
PS 18:1_22:1	11.4	C46H86NO10P	843.5984
PS 20:0_18:1	11.63	C44H84NO10P	817.5814
PS 20:3_22:6	7.27	C48H76NO10P	857.5177
PS 38:1	11.63	C44H84NO10P	817.588
PS 38:4	9.21	C44H78NO10P	811.5324
PS 38:5	7.62	C44H76NO10P	809.5319
PS 40:4	11.77	C46H82NO10P	839.5748
PS 40:6	7.27	C46H78NO10P	835.5363
LPG 18:1	2.32	C24H47O9P	510.2959
PG 16:0_16:0	7.04	C38H75O10P	722.5081
PG 16:0_18:1	7.25	C40H77O10P	748.5251
PG 16:0_20:4	6.2	C42H75O10P	770.5089
PG 18:0_18:1	9.27	C42H81O10P	776.5597
PG 18:0_20:4	7.27	C44H79O10P	798.5416
PG 18:0_22:6	7.4	C46H79O10P	822.5451
PG 18:1_18:1	7.27	C42H79O10P	774.5387
LPI 18:0	2.85	C27H53O12P	600.3278
PI 16:0_16:0	6.77	C41H79O13P	810.5285
PI 16:0_18:1	6.93	C43H81O13P	836.5406
PI 16:0_20:4	6	C45H79O13P	858.5255
PI 16:0_22:6	5.83	C47H79O13P	882.5246
PI 18:0_18:1	8.59	C45H85O13P	864.5743
PI 18:0_20:4	7.24	C47H83O13P	886.558
PI 18:0_22:6	6.96	C49H83O13P	910.5568
PI 36:2	7.11	C45H83O13P	862.5547
PC 18:0_20:4(OH)	6.59	C49H80NO7P	825.5634
PE 18:1_18:1;O	5.39	C41H78NO9P	759.5396
Cer 18:2;O2/18:0	9.35	C36H69NO3	563.5283
Cer 18:1;O2/16:0	8.9	C34H67NO3	537.5119
Cer 18:1;O2/18:0	11.31	C36H71NO3	565.5442
Cer 18:1;O2/20:0	11.91	C38H75NO3	593.5751
Cer 18:2;O2/22:0	11.91	C40H77NO3	619.5853
Cer 18:2;O2/24:0	12.19	C42H81NO3	647.6219
Cer 18:2;O2/16:0	7.39	C34H65NO3	535.4958
Cer 18:2;O2/20:0	11.52	C38H73NO3	591.5586
Cer 38:1;O3	11.52	C38H75NO4	609.5691
Cer 40:1;O3	11.92	C40H79NO4	637.5965
Cer 42:1;O3	12.19	C42H83NO4	665.6326
Cer_EODS d52:0	11.31	C52H103NO5	821.7794
Cer_EODS d54:0	11.91	C54H107NO5	849.8119
Cer_EOS d58:1	12.19	C58H113NO5	903.8588
SHexCer d34:1	5.56	C40H77NO11S	779.5205
SHexCer d36:0	7.04	C42H83NO11S	809.5666
SHexCer d36:1	6.59	C42H81NO11S	807.5529
SHexCer d36:2	5.74	C42H79NO11S	805.5363
SHexCer d40:0	11.51	C46H91NO11S	865.6397
SHexCer d40:2	8.12	C46H87NO11S	861.5997
SHexCer d42:0	11.73	C48H95NO11S	893.6616
SHexCer d42:1	11.61	C48H93NO11S	891.6484
SHexCer d42:2	10.15	C48H91NO11S	889.6317
METABOLITES_END
#END