Cytokine gene expression in response to Haemonchus placei infections in Nelore cattle - Zaros, L. G; Bricarello, P. A; Amarante, A. F. T; Rocha, R. A; Kooyman, F. N. J; De Vries, E; Coutinho, Luiz Lehmann (Veterinary Parasitology, 2010)