1 Serviço de Reumatologia, Laboratory of Molecular Biology ofAutoimmune and Infectious Disease, Hospital de Clínicas dePorto Alegre (HCPA), Universidade Federal do Rio Grande do Sul (UFRGS), Rua Ramiro Barcelos 2350, 6° andar/sala645, Porto Alegre, RS, 90035-003, Brazil.
2 Institute of Biomedicine (IBIOMED), University of Leon, Leon, Spain.
3 Experimental Hepatology and Physiology Laboratory of HCPA, Porto Alegre, Brazil.
4 Serviço de Reumatologia, Laboratory of Molecular Biology ofAutoimmune and Infectious Disease, Hospital de Clínicas dePorto Alegre (HCPA), Universidade Federal do Rio Grande do Sul (UFRGS), Rua Ramiro Barcelos 2350, 6° andar/sala645, Porto Alegre, RS, 90035-003, Brazil. [email protected].