Silberzahn P, Moreau J, Quincey D, Gaillard J L, Dehennin L, Willemart J P
Laboratoire de Biochimie, U.A. C.N.R.S. 609, Université, Caen.
C R Acad Sci III. 1988;306(2):39-41.
Levels of testosterone, trenbolone, 17 beta-estradiol (conjugated plus unconjugated) and creatinine were measured in urine of calves treated 55 days before with trenbolone and 17 beta-estradiol implants. The mean concentration of urinary creatinine and implant steroids was increased by a factor 3 after 1 day of total diet and 5 after 2 days, levels of individual calves exhibiting a great dispersion.
对55天前接受群勃龙和17β-雌二醇植入剂处理的犊牛尿液中的睾酮、群勃龙、17β-雌二醇（结合型和非结合型）以及肌酐水平进行了测定。在完全禁食1天后，尿肌酐和植入类固醇的平均浓度增加了3倍，禁食2天后增加了5倍，各犊牛的水平差异很大。
