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Figure 4 | Diabetology & Metabolic Syndrome

Figure 4

From: Lipidomic analysis of human plasma reveals ether-linked lipids that are elevated in morbidly obese humans compared to lean

Figure 4

Chromatography and MS/MS spectra of ion m/z 885.5499 (PI(18:0/20:4(5Z,8Z,11Z,14Z)) from the purchased standard (top chromatogram and spectra) and a sample (bottom chromatogram and spectra). Fragmentation patterns match at major peaks 885- parent ion, 581- parent ion with loss of sn-2 arachidonic acid side chain m/z 303, 303- liberated arachidonic acid, 283- liberated stearic acid, and 241- inositol head group.

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Diabetology & Metabolic Syndrome

ISSN: 1758-5996

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