Tentative identification of lipids and metabolites.

Tentative identification of all lipids and metabolites present in sea turtle plasma (relative ion intensity higher than the blank). Lipids and metabolites with significantly different relative ion intensity between species or season are bolded. Abbreviations: CE = cholesteryl ester; PC = phosphatidylcholine; PE = phosphatidylethanolamine; SM = sphingomyelin; PI = phosphatidylinositol; TG = triacylglyceride; Cer = ceramide; FFA = free fatty acids; PG = phosphatidylglycerol; PS = phosphatidylserine; Car = acyl-carnitine. (XLSX)