Lipid metabolism in bovine oocytes and early embryos under in vivo, in vitro, and stress conditions

F de Andrade Melo-Sterza, R Poehland - International Journal of …, 2021 - mdpi.com
Lipids are a potential reservoir of energy for initial embryonic development before activation
of the embryonic genome and are involved in plasma membrane biosynthesis. Excessive …

Effects of heat stress on bovine oocytes and early embryonic development—an update

K Miętkiewska, P Kordowitzki, CS Pareek - Cells, 2022 - mdpi.com
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 …

Challenges for dairy cow production systems arising from climate changes

M Gauly, S Ammer - Animal, 2020 - cambridge.org
The so-called global change refers to changes on a planetary scale. The term encompasses
various issues like resource use, energy development, population growth, land use and land …

Heat stress: A serious disruptor of the reproductive physiology of dairy cows

E Dovolou, T Giannoulis, I Nanas, GS Amiridis - Animals, 2023 - mdpi.com
Simple Summary Global warming has caused a significant extension of the duration and the
mean temperatures of summers; this is a serious stressor for dairy cows that are particularly …

Heat shock protein 70 and its role in alleviating heat stress and improving livestock performance

IL AL-Jaryan, TM AL-Thuwaini… - Reviews in Agricultural …, 2023 - jstage.jst.go.jp
Varieties of proteins are induced in livestock when exposed to environmental stress, among
them are heat shock proteins (HSPs). HSPs are proteins that provide antioxidant protection …

Heat-Stress Impacts on Developing Bovine Oocytes: Unraveling Epigenetic Changes, Oxidative Stress, and Developmental Resilience

X Feng, C Li, H Zhang, P Zhang, M Shahzad… - International Journal of …, 2024 - mdpi.com
Extreme temperature during summer may lead to heat stress in cattle and compromise their
productivity. It also poses detrimental impacts on the developmental capacity of bovine …

Cellular and functional adaptation to thermal stress in ovarian granulosa cells in mammals

SA Abdelnour, AA Swelum, ME Abd El-Hack… - Journal of Thermal …, 2020 - Elsevier
Climate change represents a significant environmental challenge to human welfare. One of
many negative impacts may be on animal reproduction. Elevated ambient temperature …

Cellular stress responses in oocytes: Molecular changes and clinical implications

WFA Marei, JLMR Leroy - … Biology and Translational Medicine, Volume 16 …, 2021 - Springer
The oocyte may be exposed to several sources of stress during its growth and maturation,
which may lead to reduced fertility. Unfolded protein responses (UPRs) play a central role to …

Heat shock protein 70 improves in vitro embryo yield and quality from heat stressed bovine oocytes

K Stamperna, T Giannoulis, E Dovolou… - Animals, 2021 - mdpi.com
Simple Summary The Holstein cows are among the most thermosensitive farm animals. In
this breed, during the heat stress periods, fertility is seriously compromised due to induced …

Influence of long-term thermal stress on the in vitro maturation on embryo development and Heat Shock Protein abundance in zebu cattle

R Pöhland, MB Souza-Cácares, TK Datta… - Animal …, 2020 - SciELO Brasil
The objective of this study was to investigate the influence of long-term temperature stress
during the in vitro maturation (IVM) of oocytes on the in vitro embryo production (IVP) and the …