Results 31 to 40 of about 159,584 (238)

Effects of acute and chronic heat stress on the rumen microbiome in dairy goats. [PDF]

open access: yesAnim Biosci
Objective: The objective of this study was to reveal the influence of acute and chronic heat stress (HS) on the abundance and function of rumen microbiome and host metabolism.Methods: Forty mid-lactation goats were randomly divided into two artificial environments: control group and heat-stressed group.
Li M   +5 more
europepmc   +4 more sources

Effects of Chronic and Acute Heat Stress on the Cardiac Expression of Antioxidative and Anti-Inflammatory Genes in Chicks [PDF]

open access: yesBrazilian Journal of Poultry Science
Heat stress can affect several biological pathways. This study aimed to compare the effects of chronic and acute heat stress on the oxidative status and inflammatory responses of chick’s hearts. Chronic and acute heat stress were induced in chicks, heart
NK Bastaki, JZ Almomen, TA Albarjas
doaj   +1 more source

Effect of heat stress on sex hormones, sex organ weight and relationships with sexual puberty in male rats [PDF]

open access: yesIraqi Journal of Veterinary Sciences, 2019
This study was designed to investigate the effect of chronic and acute heat stress on sex hormones level and their relationship to sexual puberty in male rats.
hiyam matty, Ashwaq Hassan
doaj   +1 more source

Effects of l-leucine in ovo feeding on thermotolerance, growth and amino acid metabolism under heat stress in broilers

open access: yesAnimal, 2020
Recently, we found that in ovo feeding of l-leucine (l-Leu) afforded thermotolerance, stimulated lipid metabolism and modified amino acid metabolism in male broiler chicks.
G. Han   +12 more
doaj   +1 more source

Differential expression of heat shock transcription factors and heat shock proteins after acute and chronic heat stress in laying chickens (Gallus gallus). [PDF]

open access: yesPLoS ONE, 2014
Heat stress due to high environmental temperature negatively influences animal performances. To better understand the biological impact of heat stress, laying broiler breeder chickens were subjected either to acute (step-wisely increasing temperature ...
Jingjing Xie   +7 more
doaj   +1 more source

Potential biomarkers for chronic seasonal heat stress in Kagoshima Berkshire pigs reared in the subtropical region

open access: yesJournal of Veterinary Research, 2022
Potential biomarkers for chronic seasonal heat stress in Kagoshima Berkshire pigs reared in the subtropical region were investigated by comparing the biomarker changes in the summer (a period of chronic heat stress) and winter (a thermoneutral period ...
Ijiri Moe   +10 more
doaj   +1 more source

HISTOPATHOLOGICAL CHANGES OF KIDNEY OF BROILER CHICKEN EXPOSED TO CHRONIC HEAT STRESS

open access: yesJournal of Basic Medical Veterinary, 2020
The aim of this research was to know histopathological changes of kidney of broiler chicken exposed to chronic heat stress. Twenty broilers were divided randomly into 2 groups, 10 broilers each are being exposed to chronic heat stress for 21 days.
Irene Teh Kai Xin   +5 more
doaj   +1 more source

Feeding a calcium-enriched fatty acid could ameliorate the growth performance of broilers under the chronic heat stress

open access: yesJournal of Animal Science and Technology, 2022
The current study was conducted to evaluate the effect of calcium-enriched fatty acid supplementation on the growth performance, blood metabolites, intestinal morphology, carcass traits, and nutrient digestibility ...
Yu Bin Kim   +5 more
doaj   +1 more source

Liver Transcriptome Changes of Hyla Rabbit in Response to Chronic Heat Stress [PDF]

open access: yesAnimals, 2019
Rabbit is an economically important farm animal in China and also is a widely used animal model in biological researches. Rabbits are very sensitive to the environmental conditions, therefore we investigated the liver transcriptome changes in response to chronic heat stress in the present study.
Zhou-Lin Wu   +7 more
openaire   +2 more sources

Chronic scrotal heat stress causes testicular interstitial inflammation and fibrosis: An experimental study in mice

open access: yesInternational Journal of Reproductive BioMedicine, 2022
Background: Chronic heat stress is a risk factor that adversely affects the reproduction system. Inflammation and fibrosis are 2 important response processes to damaged tissues.
Tung Nguyen-Thanh   +5 more
doaj   +1 more source

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