11 Mattevi Mattevi VS VS Zembrzuski Zembrzuski VM VM Hutz Hutz MH MH Association analysis of genes involved in the leptin- signaling pathway with obesity in Brazil Association analysis of genes involved in the leptin- signaling pathway with obesity in Brazil Int J Obes Int J Obes 2002 2002 26 26 1179 1179 1185 1185 10.1038/sj.ijo.0802067 10.1038/sj.ijo.0802067. This evidence concerns the gene LEP and obesity due to melanocortin 4 receptor deficiency.