[HTML][HTML] Effects of prematuration culture with a phosphodiesterase-3 inhibitor on oocyte morphology and embryo quality in in vitro maturation

MA Cheruveetil, PK Shetty, A Rajendran… - Clinical and …, 2021 - ncbi.nlm.nih.gov
… , cyclic adenosine monophosphate (cAMP) is the main meiotic inhibitor that keeps the oocyte
oocytes; this is deficient in cumulus cells due to the loss of gap junctions, which provide the …

Mechanisms of estradiol-induced EGF-like factor expression and oocyte maturation via G protein-coupled estrogen receptor

H Zhang, S Lu, R Xu, Y Tang, J Liu, C Li, J Wei… - …, 2020 - academic.oup.com
… Estrogen is an important modulator of reproductive activity … cyclic adenosine monophosphate
(cAMP) production in … changes of 17β-estradiol on cAMP levels in cumulus cells, we …

Molecular characteristics of oocytes and somatic cells of follicles at different sizes that influence in vitro oocyte maturation and embryo production

FTG Bezerra, AMP Dau, R Van Den Hurk… - Domestic Animal …, 2021 - Elsevier
… More recently, prematuration protocols and the discovery of … the changes in gene expression
during oocyte growth and … and cholesterol biosynthesis, by modulating the expression of …

Simulated physiological oocyte maturation has side effects on bovine oocytes and embryos

EM Razza, HS Pedersen, L Stroebech… - Journal of Assisted …, 2019 - Springer
… These changes in the oocyte of the dominant follicle have been referred to as oocyte “capacitation”
or “pre-maturation… effects of a treatment with cyclic nucleotide modulators prior to IVM (…

Nurturing the egg: the essential connection between cumulus cells and the oocyte

C Robert - Reproduction, Fertility and Development, 2021 - CSIRO Publishing
… This implies two separate but related aspects of folliculogenesis and oogenesis having a
direct impact on oocyte quality, either early through modulation of network development or later …

Molecular determinants of the meiotic arrests in mammalian oocytes at different stages of maturation

S Ozturk - Cell Cycle, 2022 - Taylor & Francis
… in GV oocytes, cyclic adenosine monophosphate (cAMP) … (PRKAR2B) contributes to
modulating cAMP-dependent PKA … in the oocytes arrested at MI stage may occur upon altering

Effects of lactate, super-GDF9, and low oxygen tension during bi-phasic in vitro maturation on the bioenergetic profiles of mouse cumulusoocyte complex

N Akin, G Ates, L von Mengden, AC Herta… - Biology of …, 2023 - academic.oup.com
… to track changes taking place during oocytecumulus cell-oocyte gap junctional communication
during in vitro maturation in response to manipulation of cell-specific cyclic adenosine 3′…

Effects of cumulus cells on the in vitro cytoplasmic maturation of immature oocytes in pigs

SA Ryu, S Baek, KC Kim, ES Lee, ST Lee - Theriogenology, 2023 - Elsevier
… immature oocytes, this study investigated the effects of cumulus cells on the in vitro cytoplasmic
maturation of oocytes … are required; these cells produce a high level of cyclic adenosine

Cyclic AMP mediates ovine cumulusoocyte gap junctional function via balancing connexin 43 expression and phosphorylation

Y Zhao, E Namei, B Yang, X Bao, W Sun… - Endocrine …, 2023 - ec.bioscientifica.com
… considering that cyclic guanosine monophosphate (cGMP) … of CCs and monitored dynamic
changes in CX43 protein and … Our results showed that the application of cAMP modulators

Effects of the addition of oocyte meiosis-inhibiting drugs on the expression of maturation-promoting factor components and organization of cytoplasmic organelles

RRD Maziero, CR de Freitas Guaitolini… - Reproductive …, 2020 - Elsevier
… We also evaluated ultrastructural changes in oocytes. … , such as cyclic adenosine
monophosphate (adenylate cyclase) … [61] reported that oocyte pre-maturation with BL-I (100 μM for …