G2848A and T-1237C polymorphisms of the TLR9 gene and susceptibility to inflammatory bowel disease in patients from southern Brazil.

11 Laboratorio de Imunogen´ etica, PPGBM – Programa de P´ os Graduac´ ¸ao em Gen˜ etica e Biologia Molecular, Universidade Federal do Rio Grande do´Sul, Porto Alegre, Brazil2 Hospital Sao Lucas, Pontif˜ ´icia Universidade Cat olica do Rio Grande do Sul, Porto Alegre, Brazil´3 Department of Immunology, Hospital de Cl´inicas de Porto Alegre, Porto Alegre, Brazil4 Department of Gastroenterology, Hospital de Cl´inicas de Porto Alegre, Porto Alegre, Brazil5 Department of Coloproctology, Hospital de Cl´inicas de Porto Alegre, Porto Alegre, Brazil