Abstract 640: Indigo Naturalis, a Promising Herbal Medicine for Ulcerative Colitis, Can Induce Experimental Pulmonary Arterial Hypertension via Aryl Hydrocarbon Pathway

Abstract

Background: Indigo naturalis is a Chinese herbal medicine, whose dramatical effects for treatment of ulcerative colitis have been reported. However, some patients who took indigo naturalis develope...