Polcak, J The reactivity of mesenteric vessels of rats with the sera of ulcerative colitis patients. [electronic resource] - American journal of proctology Oct 1967 - 402-5 p. digital Publication Type: Journal Article ISSN: 0002-9521 Subjects--Topical Terms: AnimalsColitis, Ulcerative--bloodHumansMesenteric Arteries--drug effectsMesenteric Veins--drug effectsRatsVasoconstrictor Agents--pharmacology