Lambert, B.D.; Titgemeyer, E.C.; Stokka, G.L.; DeBey, B.M.; Loest, C.A.
Methionine supply to growing steers affects hepatic activities of methionine synthase and betaine-homocysteine methyltransferase, but not cystathionine synthase (2002), J. Nutr., 132, 2004-2009.