Results 51 to 60 of about 420,620 (395)

Mouse versus Rat: Profound Differences in Meiotic Regulation at the Level of the Isolated Oocyte [PDF]

open access: yes, 2011
Cumulus cell-enclosed oocytes (CEO), denuded oocytes (DO), or dissected follicles were obtained 44–48 hr after priming immature mice (20–23 days old) with 5 IU or immature rats (25–27 days old) with 12.5 IU of equine chorionic gonadotropin, and exposed ...
Biggers   +61 more
core   +2 more sources

Identification of Maturation-Specific Proteins by Single-Cell Proteomics of Human Oocytes

open access: yesMolecular & Cellular Proteomics, 2016
Oocytes undergo a range of complex processes via oogenesis, maturation, fertilization, and early embryonic development, eventually giving rise to a fully functioning organism.
I. Virant-Klun   +3 more
semanticscholar   +1 more source

On cyclins, oocytes, and eggs [PDF]

open access: yesMolecular Reproduction and Development, 1997
Oocyte and egg are suitable model systems for studying cell division since meiotic maturation resembles a G2/M transition and early embryonic divisions are precisely timed and occur without zygotic transcription. The analysis of oocytes and eggs from different species provides the opportunity to understand the roles of proteins that the critical to the
Taieb, Frederic   +2 more
openaire   +4 more sources

Dynamic Changes in Proteome during Yak Oocyte Maturation Analyzed Using iTRAQ Technology

open access: yesAnimals, 2023
The aim of this study was to investigate protein regulation at different time points during the in vitro maturation of yak oocytes. Yak oocytes at GV, MI, and MII stages were collected during in vitro maturation, and differential proteomics sequencing ...
Xin Ma   +8 more
doaj   +1 more source

Comparison of ovarian cycles of Hungarian riverine fish species representing different spawning strategies [PDF]

open access: yes, 2008
Investigations on the ovarian cycle of fish species that inhabit Hungarian rivers are necessitated by both environmental and economic reasons. The objective of our research was to explore new fundamental knowledge concerning the ovarian cycle of the ...
Baska, Ferenc   +6 more
core   +1 more source

In Vitro Maturation, Fertilization and Embryo Culture of Oocytes Obtained from Vitrified Auto-Transplanted Mouse Ovary [PDF]

open access: yesInternational Journal of Fertility and Sterility, 2013
Background: The purpose of this study was to investigate the in vitro survival and developmental potential of oocytes obtained from vitrified mouse ovaries transplanted to a heterotopic site.
Arash Behbahanian   +7 more
doaj  

Executive Privilege in the Federal Courts [PDF]

open access: yes, 1962
Apoptosis is one type of programmed cell death, important during tissue development and to maintain the tissue homeostasis. Apoptosis comprises a complex network of internal signaling pathways, and an important part of this signaling network is the ...
Hardin, Paul, III
core   +2 more sources

Mammalian oocyte maturation [PDF]

open access: yesReproduction Nutrition Développement, 1987
International ...
Thibault, C., Szolosi, D., Gerard, M.
openaire   +4 more sources

Kompetensi Maturasi dan Fertilisasi Oosit Domba Prapubertas Secara In Vitro (DEVELOPMENTAL COMPETENCE OF MATURATION AND FERTILIZATION PREPUBERTAL SHEEP OOCYTES IN VITRO)

open access: yesJurnal Veteriner, 2017
The objective of this study was to evaluate the maturation and fertilization ability of oocytes frompre-pubertal sheep ovary in vitro. Prepubertal ovary were collected based on the absence of corpus luteum or absence of corpus albicans in both of the ...
Anita Hafid   +2 more
doaj   +1 more source

Fatty Acid Oxidation and Meiotic Resumption in Mouse Oocytes [PDF]

open access: yes, 2009
We have examined the potential role of fatty acid oxidation (FAO) in AMP-activated protein kinase (AMPK)-induced meiotic maturation. Etomoxir and malonyl CoA, two inhibitors of carnitine palmitoyl transferase-1 (CPT1), and thus FAO, blocked meiotic ...
Downs, Stephen   +2 more
core   +2 more sources

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