Summary of Study ST001897

This data is available at the NIH Common Fund's National Metabolomics Data Repository (NMDR) website, the Metabolomics Workbench, https://www.metabolomicsworkbench.org, where it has been assigned Project ID PR001193. The data can be accessed directly via it's Project DOI: 10.21228/M8H419 This work is supported by NIH grant, U2C- DK119886.

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This study contains a large results data set and is not available in the mwTab file. It is only available for download via FTP as data file(s) here.

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Study IDST001897
Study TitleA local source of insulin in the eye governed by phagocytosis and starvation
Study TypeUntargeted Metabolomics
Study SummaryUntargeted metabolite analysis was performed on a Thermo Orbitrap IDX Tribrid MS to understand changes in metabolites in eye retina and RPE tissue during starvation. This study also probes the role of certain metabolites during phagocytosis.
Institute
University of Virginia
DepartmentCenter of Cell Clearance , Microbiology, Immunology, and Cancer Biology
LaboratoryKodi Ravichandraan Lab
Last NameEtchegaray
First NameIker
AddressCenter of Cell Clearance , Microbiology, Immunology, and Cancer Biology
Emailkr4h@virginia.edu; jie3c@virginia.edu; nw5es@virginia.edu;
Phone4023109931
Submit Date2021-08-02
Num Groups4
Total Subjects2
Raw Data AvailableYes
Raw Data File Type(s)raw(Thermo)
Analysis Type DetailLC-MS
Release Date2022-12-05
Release Version1
Iker Etchegaray Iker Etchegaray
https://dx.doi.org/10.21228/M8H419
ftp://www.metabolomicsworkbench.org/Studies/ application/zip

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Sample Preparation:

Sampleprep ID:SP001981
Sampleprep Summary:Overnight fasted mice were euthanized with avertin after light onset. Five replicates each of both Retinal and RPE tissues (from wild type and knock out mice) were harvested/dissected, flash frozen and stored in -80 ºC until extraction. Tissues were thawed on ice and extracted using methanol:chloroform (2:1) at 4C and phase separated using water. Top aq. phase was recovered as metabolite mixture and dried overnight in speedVac and reconstituted in 100 µL of 0.1% Formic acid in water. Ten µl from each tube was removed to create a pooled QC sample that was injected at the beginning and end of the MS sequence run and additional QC samples were injected after every 5 sample injection.
Processing Storage Conditions:-80℃
Extract Storage:-80℃
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