Results 51 to 60 of about 2,924 (182)

Efficacy of Supplementary Guanidinoacetic Acid at Different Dietary Crude Protein Levels on the Productive Performance, Egg Quality, Intestinal Morphology, Antioxidative Status, and Serum Metabolites of Aged Laying Hens Exposed to High Ambient Temperatures

open access: yesVeterinary Medicine and Science, Volume 12, Issue 1, January 2026.
0.15% GAA supplementation enhanced body weight and productive performance in heat‐stressed aged hens. Serum creatine, nitric oxide, and antioxidant capacity increased with GAA, while egg quality remained unaffected. One percent reduced protein diet with GAA maintained performance, whereas 2% reduction caused losses.
Reza Mahdavi   +4 more
wiley   +1 more source

Pregnancy rate in lactating Bos indicus cows subjected to fixed-time artificial insemination and treated with different follicular growth inducers. [PDF]

open access: yes, 2017
The objective of this experiment was to evaluate the effects of replacing eCG with FSH or FSH/LH on the diameter of ovulatory follicles (DOF) and the pregnancy rates (PR) of lactating Bos indicus cows subjected to a synchronization of ovulation protocol ...
BATISTA, D. S. do N.   +5 more
core  

Neonatal exposure to xenoestrogens impairs the ovarian response to gonadotropin treatment in lambs [PDF]

open access: yes, 2015
Bisphenol A (BPA) and diethylstilbestrol (DES) are xenoestrogens which have been associated with altered effects on reproduction. We hypothesized that neonatal xenoestrogen exposure affects the ovarian functionality in lambs.
Belmonte, Norberto Miguel   +8 more
core   +2 more sources

Induction of follicular luteinization by equine chorionic gonadotropin in cyclic guinea pigs [PDF]

open access: yesJournal of Zhejiang University-SCIENCE B, 2015
The effects of equine chorionic gonadotropin (eCG) on follicular development and ovulation in cyclic guinea pigs were investigated by histological and immunohistochemical analyses. Three groups of guinea pigs (n=12) were administrated subcutaneously with saline, 20 or 50 IU of eCG, respectively, on cyclic Day 12 (Day 1=vaginal openings).
Jun-rong, Li, Wei, Wang, Fang-xiong, Shi
openaire   +2 more sources

Impact of FSH‐Induced Ovarian Stimulation on Oocyte Recovery and In Vitro Embryo Production in the Red Sindhi Cows

open access: yesReproduction in Domestic Animals, Volume 61, Issue 1, January 2026.
ABSTRACT Follicle‐stimulating hormone (FSH) plays an important role in regulating reproductive events, particularly follicular development and oocyte competence acquisition. Some studies using FSH protocols in zebu cattle were performed, but data regarding its application in the Red Sindhi breed are scarce and therefore warranted. In this context, this
Ivo Pivato   +4 more
wiley   +1 more source

Orexin A-Mediated Modulation of Reproductive Activities in Testis of Normal and Cryptorchid Dogs: Possible Model for Studying Relationships Between Energy Metabolism and Reproductive Control [PDF]

open access: yes, 2019
Orexin A (OxA) is a neuropeptide produced in the lateral hypothalamus that performs pleiotropic functions in different tissues, including involvement in energy homeostasis and reproductive neuroendocrine functions.
Annunziata, Chiara   +5 more
core   +1 more source

The Role of Anethole in Reproductive Physiology and In Vitro Biotechnologies—A Review

open access: yesReproduction in Domestic Animals, Volume 61, Issue 1, January 2026.
ABSTRACT In vitro reproductive biotechnologies show promise for fertility preservation but still face challenges, including oxidative stress from high oxygen tension, which impairs cell viability and development. Antioxidants have been widely explored to attenuate oxidative stress during culture.
André Luiz da Conceição‐Santos   +1 more
wiley   +1 more source

Features of reproduction and assisted reproduction in the white (Ceratotherium simum) and black (Diceros bicornis) rhinoceros [PDF]

open access: yes, 2015
Despite the worldwide increase of rhinoceros calf numbers, the growth of the population of white and black rhinoceros is slowing down mainly due to anthropogenic causes, such as poaching and habitat loss.
Govaere, Jan   +3 more
core  

A Requirement for Fatty Acid Oxidation in the Hormone-Induced Meiotic Maturation of Mouse Oocytes [PDF]

open access: yes, 2013
We have previously shown that fatty acid oxidation (FAO) is required for AMP-activated protein kinase (PRKA)-induced maturation in vitro. In the present study, we have further investigated the role of this metabolic pathway in hormone-induced meiotic ...
Downs, Stephen, Valsangkar, Deepa
core   +2 more sources

Effect of Cordyceps militaris Extract on Visceral Adipose Tissue Changes After Ovariectomy in Rodents

open access: yesInternational Journal of Endocrinology, Volume 2026, Issue 1, 2026.
The increasing global prevalence of obesity, exacerbated by factors such as high‐fat diets and reduced physical activity, poses a substantial risk for lifestyle‐related diseases, particularly in postmenopausal women. Premenopausal women initially have a lower incidence of cardiovascular disease than men, but this risk increases after menopause ...
Kazuya Kusama   +7 more
wiley   +1 more source

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