Results 81 to 90 of about 2,924 (182)

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

Physical-chemical and biological characterization of different preparations of equine chorionic gonadotropin

open access: yesJournal of Veterinary Science, 2016
Ovarian stimulation with commercial preparations of equine chorionic gonadotropin (eCG) produces extremely variable responses in domestic animals, ranging from excessive stimulation to practically no stimulation, when applied on the basis of their declared unitage.
Alvarez, Rafael Herrera   +5 more
openaire   +2 more sources

Traitements à base de progestagènes ou de mélatonine combinés à l'effet bélier chez la brebis Ouled-Djellal au printemps [PDF]

open access: yes, 2014
Pour comparer l'effet de traitements hormonaux à base de mélatonine à ceux à base de progestatifs et d'hormone chorionique gonadotrope équine (eCG) sur l'amélioration des performances reproductives de la race ovine Ouled- Djellal, 829 brebis réparties ...
Bister, J.L.   +5 more
core   +3 more sources

Equine Chorionic Gonadotropin (eCG) improves bucks’ semen quality during the nonbreeding season

open access: yesReproduction in Domestic Animals, 2018
AbstractIn most goat breeds, testosterone serum concentration and semen quality decrease during the nonbreeding season. However, bucks reproductive activity may be stimulated with the administration of equine chorionic gonadotropin (eCG). Therefore, the aim of this study was to determine whether the repeated administration of eCG stimulates the ...
Florencia Beracochea   +4 more
openaire   +3 more sources

Pre-maturation with cAMP modulators in conjunction with EGF-like peptides during in vitro maturation enhances mouse oocyte developmental competence [PDF]

open access: yes, 2014
Recent studies have independently shown that cyclic adenosine 3'5'-monophosphate (cAMP) modulation prior to in vitro maturation (IVM) and epidermal growth factor (EGF)-like peptide supplementation during IVM improve subsequent oocyte developmental ...
Akaki   +67 more
core   +1 more source

Induction of Fertile Estrus in Bitches using Equine Chorionic Gonadotropine (eCG) and Human Chorionic Gonadotropine (hCG)

open access: yesThe Iraqi Journal of Veterinary Medicine, 2013
Eighteen (18) anestrous bitches aged 3-6 years were used in this study. They were diagnosed clinically by external and vaginal examination and the bitches were divided randomly into three equal groups (6 bitches). The 1st group were treated I/M with 20 IU eCG / bitch for 6 days with single injection and 150 IU of hCG hormone /Bitch on day 7 .
openaire   +2 more sources

Influence of short- and long-term administration of Melengestrol acetate on estrus activity and reproductive performance of nulliparous Barki ewes [PDF]

open access: yes, 2018
In Egypt, research focusing on estrous synchronization in small ruminants based on Melengestrol acetate (MGA) supplementation, particularly in nulliparous ewes, is still lacking.
A, S. H. (Shedeed)   +5 more
core  

Prospective cohort study evaluating risk factors for the development of pasture-associated laminitis in the United Kingdom [PDF]

open access: yes, 2016
Arita   +74 more
core   +2 more sources

Manipulation of ovarian and uterine function to increase conception rates in cattle. [PDF]

open access: yes, 2016
In cattle, embryonic and fetal losses are the major causes of reproductive failureo Losses associated with failure in the process of maternal recognition of pregnancy can amount to as much as 30%0 Successful establishment of pregnancy depends on a ...
BERGAMASCHI, M. A. C. M.   +2 more
core  

Transcriptome Signature of Immature and In Vitro-Matured Equine Cumulus-Oocytes Complex. [PDF]

open access: yesInt J Mol Sci, 2023
de la Fuente A   +8 more
europepmc   +1 more source

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