Comparative kinetic analysis of cholinesterase methods in rat and human erythrocytes and plasma.

A kinetic analysis of the substitution of 6,6'-dithiodinicotinic acid (DTNA) for 5,5'-dithiobis-2-nitrobenzoic acid (DTNB) for the determination of rat and human erythrocyte acetylcholinesterase (AChE; EC 3.1.1.