Prospection of single nucleotide polymorphism in genes associated HPA axis in cattle of Nellore breed - Poleti, Mirele Daiana; Silva, N A; Felício, Andrezza Maria; Rosa, Alessandra Fernandes; Fukumasu, Heidge; Coutinho, Luiz Lehmann; Balieiro, Júlio Cesar de Carvalho (Congresso Brasileiro de Genética, 2011)