{
"METABOLOMICS WORKBENCH":{"STUDY_ID":"ST000449","ANALYSIS_ID":"AN000703","VERSION":"1","CREATED_ON":"August 18, 2016, 1:51 pm"},

"PROJECT":{"PROJECT_TITLE":"Molecular Imaging of Growth, Metabolism, and Antibiotic Inhibition in Bacterial Colonies by Laser Ablation Electrospray Ionization Mass Spectrometry","PROJECT_SUMMARY":"This study utilized laser ablation electrospray ionization mass spectrometry imaging to study the metabolism and antibiotic inhibition in bacterial colonies.","INSTITUTE":"The George Washington University","DEPARTMENT":"Chemistry","LABORATORY":"Vertes Research Lab","LAST_NAME":"Li","FIRST_NAME":"Hang","ADDRESS":"800 22nd St. NW, Suite 4000, Washington, DC 20052","EMAIL":"amy_li@gwmail.gwu.edu","PHONE":"202-994-6344"},

"STUDY":{"STUDY_TITLE":"Molecular Imaging of Growth, Metabolism, and Antibiotic Inhibition in Bacterial Colonies by Laser Ablation Electrospray Ionization Mass Spectrometry","STUDY_SUMMARY":"This study investigates the metabolism and antibiotic inhibition in Escherichia coli and Bacillus subtilis colonies.","INSTITUTE":"George Washington University","DEPARTMENT":"Chemistry","LABORATORY":"Vertes Research Lab","LAST_NAME":"Li","FIRST_NAME":"Hang","ADDRESS":"800 22nd St. NW, Suite 4000, Washington, DC 20052","EMAIL":"amy_li@gwmail.gwu.edu","PHONE":"202-994-6344"},

"SUBJECT":{"SUBJECT_TYPE":"Microbial (Escherichia coli, bacillus subtilis)","SUBJECT_SPECIES":"Bacillus subtilis","TAXONOMY_ID":"1423","GENOTYPE_STRAIN":"ATCC12435, ATCC6051"},
"SUBJECT_SAMPLE_FACTORS":[
{
"Subject ID":"-",
"Sample ID":"EC-1",
"Factors":{"Treatment":"Blank"}
},
{
"Subject ID":"-",
"Sample ID":"BS-1",
"Factors":{"Treatment":"Blank"}
},
{
"Subject ID":"-",
"Sample ID":"BS-2",
"Factors":{"Treatment":"Streptomycin-penicillin"}
},
{
"Subject ID":"-",
"Sample ID":"ECBS-1",
"Factors":{"Treatment":"Streptomycin"}
}
],
"COLLECTION":{"COLLECTION_SUMMARY":"All the sample were analyzed using laser ablation electrospray ionization (LAESI) MS or MSI."},

"TREATMENT":{"TREATMENT_SUMMARY":"In the antibiotic susceptibility testing, the bacterial colonies were treated with streptomycin or streptomycin-penicillin."},

"SAMPLEPREP":{"SAMPLEPREP_SUMMARY":"The E. coli and B. subtilis colonies were inoculated and incubated following the standard protocol. The antibiotic inhibition tests were performed according to the conventional Kirby-Bauer antibiotic testing."},

"CHROMATOGRAPHY":{"CHROMATOGRAPHY_SUMMARY":"No chromatography was used for this study","CHROMATOGRAPHY_TYPE":"None","INSTRUMENT_NAME":"Synapt G2S","COLUMN_NAME":"None"},

"ANALYSIS":{"ANALYSIS_TYPE":"MS"},

"MS":{"MS_COMMENTS":"-","INSTRUMENT_NAME":"Waters Synapt G2 S QTOF","INSTRUMENT_TYPE":"QTOF","MS_TYPE":"ESI","ION_MODE":"NEGATIVE"},

"MS_METABOLITE_DATA":{
"Units":"m/z",

"Data":[{"Metabolite":"Glutathione","EC-1":"306.075","BS-1":"306.077"},false,{"Metabolite":"Xanthine","EC-1":"151.025","BS-1":"151.025"},false,{"Metabolite":"Hypoxanthine","EC-1":"135.028","BS-1":"135.031"},{"Metabolite":"D-alanyl-D-alanine","EC-1":"159.079","BS-1":"159.077"},{"Metabolite":"γ-L-glutamyl methylamide","EC-1":"159.079","BS-1":"159.077"},{"Metabolite":"glycerol monophosphate","EC-1":"171.009","BS-1":"171.006"},{"Metabolite":"S-(hydroxymethyl)glutathione","EC-1":"336.093","BS-1":"336.054"},{"Metabolite":"xanthylic acid","EC-1":"363.035","BS-1":"363.033"},{"Metabolite":"dCDP","EC-1":"386.016","BS-1":"386.015"},{"Metabolite":"dGDP","EC-1":"426.018","BS-1":"426.022"},{"Metabolite":"ADP","EC-1":"426.018","BS-1":"426.022"},{"Metabolite":"GDP","EC-1":"442.017","BS-1":"442.016"},{"Metabolite":"retinoyl glucuronide","EC-1":"475.234","BS-1":"475.234"},{"Metabolite":"dTDP-D-glucose","EC-1":"563.07","BS-1":"563.07"},{"Metabolite":"dTDP-D-galactose","EC-1":"563.07","BS-1":"563.07"},{"Metabolite":"UDP-glucose","EC-1":"565.054","BS-1":"565.046"},{"Metabolite":"UDP-D-galactose","EC-1":"565.054","BS-1":"565.046"},{"Metabolite":"UDP-N-acetylglucosamine","EC-1":"606.074","BS-1":"606.072"},{"Metabolite":"UDP-N-Acetyl-D-mannosamine","EC-1":"606.074","BS-1":"606.072"},{"Metabolite":"surfactin-C15","EC-1":"","BS-1":"1034.68"}],

"Metabolites":[{"Metabolite":"ADP","retention index":"","quantified m/z":"","PubChem ID":"","KEGG ID":"C00008"},{"Metabolite":"AMP","retention index":"","quantified m/z":"","PubChem ID":"","KEGG ID":"C00020"},{"Metabolite":"ATP","retention index":"","quantified m/z":"","PubChem ID":"","KEGG ID":"C00002"},{"Metabolite":"D-alanyl-D-alanine","retention index":"","quantified m/z":"","PubChem ID":"","KEGG ID":"C00993"},{"Metabolite":"dCDP","retention index":"","quantified m/z":"","PubChem ID":"","KEGG ID":"C00705"},{"Metabolite":"dGDP","retention index":"","quantified m/z":"","PubChem ID":"","KEGG ID":"C00361"},{"Metabolite":"dTDP-D-galactose","retention index":"","quantified m/z":"","PubChem ID":"","KEGG ID":"C02097"},{"Metabolite":"dTDP-D-glucose","retention index":"","quantified m/z":"","PubChem ID":"","KEGG ID":"C00842"},{"Metabolite":"GDP","retention index":"","quantified m/z":"","PubChem ID":"","KEGG ID":"C00035"},{"Metabolite":"Glutathione","retention index":"","quantified m/z":"","PubChem ID":"","KEGG ID":"C00051"},{"Metabolite":"glycerol monophosphate","retention index":"","quantified m/z":"","PubChem ID":"","KEGG ID":"C00093"},{"Metabolite":"Hypoxanthine","retention index":"","quantified m/z":"","PubChem ID":"","KEGG ID":"C00262"},{"Metabolite":"retinoyl glucuronide","retention index":"","quantified m/z":"","PubChem ID":"","KEGG ID":"C11061"},{"Metabolite":"S-(hydroxymethyl)glutathione","retention index":"","quantified m/z":"","PubChem ID":"","KEGG ID":"C14180"},{"Metabolite":"surfactin-C15","retention index":"","quantified m/z":"","PubChem ID":"","KEGG ID":"C12043"},{"Metabolite":"UDP-D-galactose","retention index":"","quantified m/z":"","PubChem ID":"","KEGG ID":"C00052"},{"Metabolite":"UDP-glucose","retention index":"","quantified m/z":"","PubChem ID":"","KEGG ID":"C00029"},{"Metabolite":"UDP-N-Acetyl-D-mannosamine","retention index":"","quantified m/z":"","PubChem ID":"","KEGG ID":"C01170"},{"Metabolite":"UDP-N-acetylglucosamine","retention index":"","quantified m/z":"","PubChem ID":"","KEGG ID":"C00043"},{"Metabolite":"Xanthine","retention index":"","quantified m/z":"","PubChem ID":"","KEGG ID":"C00385"},{"Metabolite":"xanthylic acid","retention index":"","quantified m/z":"","PubChem ID":"","KEGG ID":"C00655"},{"Metabolite":"γ-L-glutamyl methylamide","retention index":"","quantified m/z":"","PubChem ID":"","KEGG ID":"C03153"}]
}

}