title: Transmethylation in depression.
mesh_terms: D003866:Depressive Disorder / Q000188:drug therapy / Q000201:enzymology*; D005494:Folic Acid Deficiency / Q000201:enzymology; D006801:Humans; D008716:Methionine Adenosyltransferase / Q000097:blood*; D012436:S-Adenosylmethionine / Q000493:pharmacokinetics / Q000627:therapeutic use*; D014166:Transferases / Q000097:blood*
chemical_list: D012436:S-Adenosylmethionine; D014166:Transferases; D008716:Methionine Adenosyltransferase