Diacylglycerol and long chain acyl CoA content in vastus lateralis of lean, class I and class II&III obese subjects. Panel A: Diacylglycerol species present at low levels in vastus lateralis. Panel B: Diacylglycerol species present at high concentrations in vastus lateralis. Total saturated, total unsaturated and total diacylglycerol content are also included. (CII&III; n = 15, CI; n = 7; L; n = 8). Panel C: Long chain acyl CoA content. (CII&III; n = 6, CI; n = 6; L; n = 8). The letters A, B, and C denote significant differences between groups (P < 0.05, ANOVA).