Cui Hengmin, born in 1958. He received his Ph. D degree in Veterinary Department of Gansu Agricultural University in 2003. He also received his B.S. degree from Gansu Agricultural University in 1982 and M.S. degree from Sichuan Agricultural University in 1985. His research interests include the immunopathology, avian infectious diseases, and nutritional and metabolic disorders.To whom correspondence should be addressed. E-mail: cui580420@ sicau.edu.cn,hucui@scfc.edu