Fig 5.
(A) Mean (±SD) plasma lysine concentration for cats fed a basal ration (▪) containing 11 g lysine/kg diet or a supplemented ration (□) containing 51 g lysine/kg diet. *P<0.0001. (B) Mean (±SD) plasma arginine concentration for cats fed a basal ration (▪) containing 11 g lysine/kg diet or a supplemented ration (□) containing 51 g lysine/kg diet. §P=0.0011; *P=0.0030.