title: Problems in the assay of histamine release by gelatin: o-Phthaldialdehyde-induced fluorescence, inhibition of histamine methyltransferase and H-1-receptor antagonism by Haemaccel.
mesh_terms: D000447:Aldehydes; D000818:Animals; D004285:Dogs; D005753:Gastric Mucosa / Q000201:enzymology; D006168:Guinea Pigs; D006632:Histamine / Q000097:blood*; D006636:Histamine Release / Q000187:drug effects*; D007082:Ileum / Q000187:drug effects; D066298:In Vitro Techniques; D008297:Male; D008780:Methyltransferases / Q000037:antagonists & inhibitors*; D010795:Phthalic Acids; D011097:Polygeline / Q000494:pharmacology*; D011108:Polymers / Q000494:pharmacology*; D011955:Receptors, Drug; D013050:Spectrometry, Fluorescence; D013552:Swine
chemical_list: D000447:Aldehydes; D010795:Phthalic Acids; D011108:Polymers; D011955:Receptors, Drug; D006632:Histamine; D011097:Polygeline; D008780:Methyltransferases