Figure 8From: Development of an invasively monitored porcine model of acetaminophen-induced acute liver failure Fischer's ratio in acetaminophen injured pigs. Fischer's ratio, a ratio of the concentrations of aromatic amino acids (tyrosine and phenylalanine) to branch chain amino acids (leucine, isoleucine and valine) is demonstrated in the panel. There was no change in the control animal group, but after liver injury there was a marked reduction.Back to article page