N-methylation and quaternization of pyridine in vitro by rabbit lung, liver and kidney N-methyltransferases: an S-adenosyl-L-methionine-dependent reaction.
Damani LA, Shaker MS, Crooks PA, Godin CS, Nwosu C. N-methylation and quaternization of pyridine in vitro by rabbit lung, liver and kidney N-methyltransferases: an S-adenosyl-L-methionine-dependent reaction. Xenobiotica. 1986 Jul; 16(7):645-50.