2 documents found, page 1 of 1
Reproductive efficiency Nellore and crossbred cows submitted to administration ...
Valero, Alan Gabriel; Guaitolini, Carlos Renato de Freitas; Crespilho, Andre Maciel; Cruz, Gabriela Passamani da; Tramontin, Marcio Luiz DenckThis study aimed to evaluate the influence of medroxyprogesterone acetate (MGA) supplementation between the 13th and 20th day after Fixed-Time-Artificial Insemination (FTAI), on the conception and gestation rates of Nellore and crossbred cows (Nellore x Angus), pluriparous and lactating. For the study, 349 Nellore cows and 270 crossbred cows were selected, distributed into 1) group G1 (n=176): Nellore cows subm...
Treatment with roscovitine and butyrolactone i prior to in vitro maturation alt...
Maziero, Rosiara Rosária Dias [UNESP]; Guaitolini, Carlos Renato De Freitas [UNESP]; Paschoal, Daniela Martins [UNESP]; Crespilho, André MacIelMade available in DSpace on 2020-12-12T01:42:19Z (GMT). No. of bitstreams: 0 Previous issue date: 2019-01-01; SummaryThis study evaluated the effects of oocyte meiosis inhibitors roscovitine (ROS) and butyrolactone I (BL-I) on in vitro production of bovine embryos. Bovine oocytes were maintained in pre in vitro maturation (pre-IVM) with 25 μM ROS or 100 μM BL-I for 24 h to delay meiosis and for 24 h in in vitro...