Signaling mechanisms and their regulation during in vivo or in vitro maturation of mammalian oocytes

P Strączyńska, K Papis, E Morawiec… - Reproductive Biology …, 2022 - Springer
In vitro fertilization (IVF) is currently one of the most effective methods of infertility treatment.
An alternative to commonly used ovarian hyperstimulation can become extracorporeal …

Apoptosis in mammalian oocytes: a review

M Tiwari, S Prasad, A Tripathi, AN Pandey, I Ali… - Apoptosis, 2015 - Springer
Apoptosis causes elimination of more than 99% of germ cells from cohort of ovary through
follicular atresia. Less than 1% of germ cells, which are culminated in oocytes further …

Oocyte maturation and quality: role of cyclic nucleotides

RB Gilchrist, AM Luciano, D Richani, HT Zeng… - …, 2016 - rep.bioscientifica.com
The developing fetus requires substantial amounts of fatty acids to support rapid cellular
growth and activity. Although the fatty acid composition delivered to the fetus is largely …

A fresh start for IVM: capacitating the oocyte for development using pre-IVM

RB Gilchrist, TM Ho, M De Vos… - Human …, 2024 - academic.oup.com
BACKGROUND While oocyte IVM is practiced sporadically it has not achieved widespread
clinical practice globally. However, recently there have been some seminal advances in our …

In vitro production of embryos from prepubertal holstein cattle and mediterranean water buffalo: Problems, progress and potential

L Currin, H Baldassarre, V Bordignon - Animals, 2021 - mdpi.com
Simple Summary In vitro embryo production using oocytes from prepubertal cattle and
buffalo collected by laparoscopy can be used to produce embryos from genetically superior …

Extending prematuration with cAMP modulators enhances the cumulus contribution to oocyte antioxidant defence and oocyte quality via gap junctions

HJ Li, ML Sutton-McDowall, X Wang… - Human …, 2016 - academic.oup.com
STUDY QUESTION Can bovine oocyte antioxidant defence and oocyte quality be improved
by extending the duration of pre-in vitro maturation (IVM) with cyclic adenosine mono …

Recent advances in in vitro embryo production in small ruminants

MT Paramio, D Izquierdo - Theriogenology, 2016 - Elsevier
To increase productivity in the small ruminant industry, the genetic material of these species
should be improved. In vitro embryo production could be an important technology to reach …

[HTML][HTML] Advances in in vitro production of sheep embryos

J Zhu, AR Moawad, CY Wang, HF Li, JY Ren… - International journal of …, 2018 - Elsevier
Sheep is an important livestock in the world providing meat, milk and wool for human
beings. With increasing human population, the worldwide needs of production of sheep …

Prematuration with cyclic adenosine monophosphate modulators alters cumulus cell and oocyte metabolism and enhances developmental competence of in vitro …

HT Zeng, D Richani, ML Sutton-McDowall… - Biology of …, 2014 - academic.oup.com
Oocyte in vitro maturation (IVM) is an important assisted reproductive technology and
research tool. The adoption of IVM into routine clinical practice has been hindered by its …

Embryo biotechnologies in sheep: Achievements and new improvements

L Falchi, S Ledda, MT Zedda - Reproduction in domestic …, 2022 - Wiley Online Library
To date, large‐scale use of multiple ovulation and embryo transfer (MOET) programmes in
ovine species is limited due to unpredictable results and high costs of hormonal stimulation …