Results 101 to 110 of about 509,837 (300)

Human embryos from overweight and obese women display phenotypic and metabolic abnormalities [PDF]

open access: yes, 2014
STUDY QUESTION Is the developmental timing and metabolic regulation disrupted in embryos from overweight or obese women? SUMMARY ANSWER Oocytes from overweight or obese women are smaller than those from women of healthy weight, yet post-fertilization ...
Leary, C.   +5 more
core   +1 more source

Reduction of Mitochondrial Derived Superoxide by Mito-TEMPO Improves Porcine Oocyte Maturation In Vitro

open access: yesJournal of Animal Reproduction and Biotechnology, 2019
Morphology of cumulus-oocyte-complexes (COCs) at germinal vesicle (GV) stage as one of the evaluation criteria for oocyte maturation quality after in vitro maturation (IVM) plays important roles on the meiotic maturation, fertilization and early ...
Seul-Gi Yang   +7 more
doaj   +1 more source

Modulation of the effectiveness of 17-alpha-hydroxy-20-beta-dihydroprogesterone or of a gonadotrophic extract on the in vitro intrafollicular maturation of oocytes of the rainbow trout Salmo gairdnerii by various non-maturing steroids [Translation from: Compte Rendu Hebdomadaire des Seances de l'Academie des Sciences, Paris, Series D 281, 811-814, 1975] [PDF]

open access: yes, 1980
The effectiveness of 17 α-hydroxy-20 β-dihydroprogesterone (17 α-20 β Pg) or of a trout hypophyseal gonadotrophic extract on the in vitro intrafollicular maturation of trout oocytes can be modulated by steroids which do not have a direct maturing effect;
Jalabert, B.
core  

Preliminary findings on carbohydrate metabolism of intact equine cumulus-oocyte complexes during in vitro maturation [PDF]

open access: yes, 2015
Conference paper ...
Brison, Daniel   +6 more
core   +1 more source

MicroRNA Expression during Bovine Oocyte Maturation and Fertilization

open access: yesInternational Journal of Molecular Sciences, 2016
Successful fertilization and subsequent embryo development rely on complex molecular processes starting with the development of oocyte competence through maturation.
G. Gilchrist   +4 more
semanticscholar   +1 more source

The effect of leukaemia inhibitory factor (LIF) on bovine embryo development in vitro : a thesis presented in partial fulfilment of the requirements for the degree of Master of Agricultural Science in Animal Science at Massey University [PDF]

open access: yes, 1995
The aim of the study was to investigate the effect of Leukaemia Inhibitory Factor (LIF) either during in vitro maturation (IVM) or in vitro culture (IVC) on bovine embryo development. Three main experiments were conducted using oocytes aspirated from 2-8
Margawati, Endang Tri
core  

Gonad development and reproduction in the monoecious species Chlorophthalmus agassizi (Actinopterygii: Aulopiformes: Chlorophthalmidae) from the Sardinian Waters (Central-Western Mediterranean) [PDF]

open access: yes, 2010
Background. The shortnose greeneye, Chlorophthalmus agassizi Bonaparte, 1840, is a species with a circumglobal distribution and is among the most abundant commercial fishes in some Mediterranean areas.
Cabiddu S, Cau A, Follesa MC, Porcu C
core   +1 more source

The toxic effects and possible mechanisms of Bisphenol A on oocyte maturation of porcine in vitro

open access: yesOncoTarget, 2016
Bisphenol A (BPA) and Di-(2-ethylhexyl) phthalate (DEHP) are widely used in the plastic industry such as water bottles, containers, packaging and toys.
Teng Wang   +7 more
semanticscholar   +1 more source

Metabolomic profiles of bovine cumulus cells and cumulus-oocyte-complex-conditioned medium during maturation in vitro

open access: yesScientific Reports, 2018
Cumulus cells are essential for nutrition of oocytes during maturation. In the absence of cumulus cells during maturation, oocyte developmental competence is severely compromised.
K. Uhde   +3 more
semanticscholar   +1 more source

Comparatively profiling the transcriptome of human, Porcine and mouse oocytes undergoing meiotic maturation

open access: yesBMC Genomics
Background Oocyte maturation is a critical process responsible for supporting preimplantation embryo development and full development to term. Understanding oocyte gene expression is relevant given the unique molecular mechanism present in this gamete ...
Naru Zhou   +13 more
doaj   +1 more source

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