Fig. 5From: Plasma lipidomic signatures of spontaneous obese rhesus monkeysLevels of plasma sphingomyelins (SM) species in obese monkeys (OB, n = 3) and normal monkeys (CK, n = 3). Data are presented as mean ± standard error of the mean (SEM). Significant difference between CK and OB monkeys: *P<0.05, **P<0.01Back to article page