Fig. 1. A comparison of the type and concentration of the three most common glycerophospholipid classes (A) phosphatidylcholine (PC), (B) phosphatidylethanolamine (PE) and (C) phosphatidylserine (PS) present in mouse, sheep and cow kidney. Statistical analysis for differences in the concentration of these phospholipids in kidney between the three mammal species is provided in Table 2. Values are means ± s.e.m. (N=4).