Juexin Fan, Bin Zhang, Lili Li, Chaowu Xiao, Oso Abimbola Oladele, Guoli Jiang, Hao Ding, Shengping Wang, Yueteng Xing, Dingfu Xiao, and Yulong Yin
This study was to investigate the effect of soyabean isoflavones (SIF) on onset of puberty, serum hormone concentration, and gene expression in hypothalamus, pituitary and ovary of female Bama miniature pigs. Fifty five, 35-days old pigs were randomly assigned into 5 treatment groups consisting of 11 pigs per treatment. Results showed that dietary supplementation of varying dosage (0, 250, 500, and 1,250 mg/kg) of SIF induced puberty delay of the pigs with the age of puberty of pigs fed basal diet supplemented with 1,250 mg/kg SIF was significantly higher (p