Dairy Reproduction and Genetics Technical Articles
Article published the April 20, 2021:
Objective
The aim of this work was to compare the parameters of an in vitro embryo production program of cows of different breeds in Paraguay.
Materials and methods
A total of 4811 OPU sessions were ...
Article published the April 9, 2021:
Introduction
Genetic variability of livestock populations is fading. This is due, in part, to genetic improvement programs (FAO, 1998; Gutiérrez and Goyache, 2005). Boichard et al. (1997) mentioned that...
Article published the January 22, 2021:
Article published the October 26, 2020:
INTRODUCTION
Bovine viral diarrhea virus (BVDV) has been classified within the genus Pestivirus of the family Flaviviridae (Wengler et al., 1995). It has a positive single-stranded RNA genome of approximately ...
Article published the July 11, 2019:
Introduction
The many hormones, growth factors and cell types involved in bovine mammary gland development and lactation make the elucidation of their roles difficult; a representative in vitro model of lactat...
Article published the February 28, 2019:
Article published the May 10, 2018:
Background
Since the initial development of in vitro embryo production, the technique has been applied successfully to many species for clinical, commercial, and research purposes. In the early days, it was c...
Article published the October 26, 2017:
Introduction
Bone morphogenetic protein 4 (BMP4) is a member of the transforming growth factor beta (TGFβ) superfamily, which controls numerous events of embryonic, fetal and even adult development in ver...
Article published the August 3, 2017:
Introduction
In non-ruminants, the peroxisome proliferator-activated receptors (PPAR) play a crucial role in the regulation of fatty acid metabolism and inflammatory responses [1]. The PPAR family is composed...
Article published the June 30, 2017:
Introduction
The peripartal or “transition” period in taurine cattle is considered the most important phase of the lactation cycle because during this time animals are most-susceptible to metaboli...