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MB Sample ID: SA006742

Local Sample ID:S48
Subject ID:SU000140
Subject Type:Animal
Subject Species:Mus musculus
Taxonomy ID:10090
Genotype Strain:C57BL/6J
Age Or Age Range:20 weeks
Weight Or Weight Range:26.8 +/- 2.2 g
Gender:Male
Animal Animal Supplier:Jackson Labs (Bar Harbor, ME)
Animal Housing:8 / cage
Animal Light Cycle:12 h / 12 h light/dark
Animal Feed:Standard chow, ad lib.
Animal Water:Ad lib. Access
Species Group:Mammal

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Sample Preparation:

Sampleprep ID:SP000137
Sampleprep Summary:Frozen tissue samples were pulverized in a liquid nitrogen-chilled mortar and pestle, then sonicated in cold extraction solvent (7:2:1 methanol:chloroform:water) at an approximate ratio of 30 mg tissue (wet mass) /1 mL of solvent. After allowing samples to rest on ice 5 minutes, they were centrifuged to pellet precipitated protein and cell debris; the supernatant was placed in autosampler vials for direct LC-MS analysis. For serum, extraction solvent (1:1:1 methanol:acetonitrile:acetone) was added to serum at a 4:1 solvent:serum ratio, vortexed to mix, then centrifuged and supernatant recovered for LC-MS analysis.
Sampleprep Protocol Filename:PROTOCOLS_mouse_anesthesia.pdf
Processing Method:Cryo-pulverization + sonication in extraction solvent
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