138 Menezes Menezes CA CA Sullivan Sullivan AK AK Falta Falta MT MT Mack Mack DG DG Freed Freed BM BM Rocha Rocha MO MO et al et al Highly Conserved CDR3 Region in Circulating CD4(+)Vβ5(+) T Cells May be Associated with Cytotoxic Activity in Chagas Disease Highly Conserved CDR3 Region in Circulating CD4(+)Vβ5(+) T Cells May be Associated with Cytotoxic Activity in Chagas Disease Clin Exp Immunol Clin Exp Immunol 2012 2012 169 169 2 2 109 109 118 118 10.1111/j.1365-2249.2012.04608.x 10.1111/j.1365-2249.2012.04608.x 22774985 22774985. The gene discussed is CD4; the disease is Chagas disease.