Inhibition of norepinephrine biosynthesis by  -methyl amino acids in the guinea-pig vas deferens.
D000818:Animals; D065105:Aromatic Amino Acid Decarboxylase Inhibitors; D002247:Carbon Isotopes; D004295:Dihydroxyphenylalanine / Q000096:biosynthesis / Q000378:metabolism; D004298:Dopamine / Q000096:biosynthesis; D006168:Guinea Pigs; D007001:Hypogastric Plexus / Q000187:drug effects / Q000294:innervation; D066298:In Vitro Techniques; D008297:Male; D008744:Methylamines / Q000494:pharmacology; D008750:Methyldopa / Q000494:pharmacology*; D008781:Methyltyrosines / Q000494:pharmacology*; D009638:Norepinephrine / Q000096:biosynthesis*; D009655:Octopamine / Q000096:biosynthesis; D014316:Tritium; D014439:Tyramine / Q000378:metabolism; D014443:Tyrosine / Q000096:biosynthesis / Q000378:metabolism / Q000494:pharmacology; D014649:Vas Deferens / Q000187:drug effects / Q000378:metabolism*
D065105:Aromatic Amino Acid Decarboxylase Inhibitors; D002247:Carbon Isotopes; D008744:Methylamines; D008781:Methyltyrosines; D014316:Tritium; D009655:Octopamine; D014443:Tyrosine; D008750:Methyldopa; D004295:Dihydroxyphenylalanine; D004298:Dopamine; D009638:Norepinephrine; D014439:Tyramine