Ovulation and pregnancy rates in postpartum bos indicus cows treated with progesterone vaginal devices and estradiol benzoate
, with or without ecg and temporary weaning.
Effect of timing of estradiol benzoate
administration upon synchronization of ovulation in suckling Nelore cows (Bos indicus) treated with a progesterone-releasing intravaginal device.
(ES) was purchased from Schering (Kenilworth, NJ, USA).
Comparison of estradiol cypionate vs estradiol benzoate
on estrus response and pregnancy rate in synchronisation protocols with CIDR in Bos indicus heifers and cows
injections of estradiol benzoate
(50 mg per ewe in 1 ml sunflower oil) and three ewes served as the control, receiving 1 ml of 10% ethanolic saline by i.
2001) had also successfully tested the similar protocol using estradiol benzoate
in place of estradiol cypionate.
This protocol uses a medroxyprogesterone acetate (MPA) device (MORAES & JAUME, 1997) for seven days, treatment with estradiol benzoate
(EB) and application of equine chorionic gonadotropin (eCG) and prostaglandin [F.
Ovariectomized steroid-primed Sprague-Dawley female rats were used as stimulus animals and were brought into behavioral estrus by a subcutaneous priming injection of 2 [micro]g estradiol benzoate
in sesame oil 48 hr before receiving 100 [micro]g progesterone (subcutaneously), as previously described (Markaverich et al.
5 g, Syntex) plus 2 mg estradiol benzoate
(Estradiol 10, Rio de Janeiro).
Ferutinin's effect was compared with that of estradiol benzoate
, subcutaneously injected at the dose of 1.
Induced and synchronized estrus in cattle: dose titration of estradiol benzoate
in peripubertal heifers and postpartum cows after treatment with an intravaginal progesterone-releasing insert and prostaglandin F2a.
Influence of season on estrous and luteinizing hormone responses to estradiol benzoate
in ovariectomized sows.