Relationship between cytochrome P450 and phospholipid concentrations in human liver. Δ patients with normal liver histology, ○ patients with normal liver but undergoing inducing drug therapy, ● patients with fatty liver, □ patients with liver cirrhosis. r = 0.909, p < 0.001 for all subjects. For fatty liver group, r = 0.834, p < 0.001 (Savolainen MJ et al, Eur J Clin Pharmacol. 1985, 27:727-732).