Heat stress can have large effects on most aspects of reproductive function in mammals.
These include disruptions in spermatogenesis and oocyte development, oocyte maturation …

Global warming represents a major stressful environmental condition that compromises the
reproductive efficiency of animals and humans via a rise of body temperature above its …

The environment in which a breeding female lives prior to conception and during the early
stages of her pregnancy has striking effects on oocytes developing in the ovarian follicle and …

The postimplantation developmental potential of embryos can be affected by various forms
of cell death, such as apoptosis, at preimplantation stages. However, correct assessment of …

Various pathological stimuli such as radiation, environmental toxicants, oxidative stress, and
heat shock can initiate apoptosis in mammalian oocytes. Experiments were performed to …

The aim of this study was to evaluate the distribution of inhibin/activin alpha, beta (A) and
beta (B) subunits and follistatin in immature oocytes and in matured oocytes before and after …

The objective was to evaluate supplementation of fetal calf serum (FCS) and phenazine
ethosulfate (PES), a metabolic regulator that inhibits fatty acid synthesis, in culture media …

Heat stress is a major threat to cattle reproduction today. It has been shown that the effect of
high temperature not only has a negative effect on the hormonal balance, but also directly …

Heat stress is an important cause of poor development and low survival rates in bovine
embryos. Experiments were conducted to test the hypothesis that Bos indicus embryos are …

For the embryo to successfully complete development it must be capable of executing its
developmental program within a microenvironment largely established by the mother …