Results 61 to 70 of about 328,306 (211)

Molecular Characterization, Expression Profiles of SMAD4, SMAD5 and SMAD7 Genes and Lack of Association with Litter Size in Tibetan Sheep

open access: yesAnimals, 2022
SMAD4, SMAD5 and SMAD7 belonging to the transforming growth factor β (TGF-β) superfamily are indispensable for oocyte formation and development, ovarian organogenesis and folliculogenesis. However, only a few studies have investigated the characteristics
Ruizhe Sun   +4 more
doaj   +1 more source

Bacterial community in the rumen of Tibetan sheep and Gansu alpine fine-wool sheep grazing on the Qinghai-Tibetan Plateau, China

open access: yesThe Journal of General and Applied Microbiology, 2017
The rumen microbiome plays a vital role in ruminant nutrition and health, and its community is affected by environmental factors. However, little is known about the rumen bacterial community of ruminants living in the special ecological environment of the Qinghai-Tibetan Plateau (QTP) of China. The objectives of this study were to investigate the rumen
Jinqiang, Huang   +2 more
openaire   +3 more sources

Responses of rumen microorganisms and metabolites to different roughage of domesticated Tibetan sheep

open access: yesFrontiers in Microbiology, 2023
Tibetan sheep can utilize high fiber feeds well. However, the mechanisms of rumen microbiota and metabolites in response to different roughage in a housed environment are still unclear.
Yue Ren   +8 more
doaj   +1 more source

Evaluating the roles of directed breeding and gene flow in animal domestication [PDF]

open access: yes, 2014
Peer ...
Capriles, Jose M.   +3 more
core   +1 more source

Symbiotic diazotrophs in response to yak grazing and Tibetan sheep grazing in Qinghai-Tibetan plateau grassland soils

open access: yesFrontiers in Microbiology, 2023
Grazing by local livestock is the traditional human practice in Qinghai-Tibetan Plateau grassland, and moderate intensity grazing can maintain high productivity and diversity of alpine grassland. Grazing ecosystems are often nitrogen-limited, but N2-fixing communities in response to yak grazing and Tibetan sheep grazing in Qinghai-Tibetan Plateau ...
Shengnan Sun   +10 more
openaire   +3 more sources

Comparative analysis of long noncoding RNA and mRNA expression provides insights into adaptation to hypoxia in Tibetan sheep

open access: yesScientific Reports, 2022
Tibetan sheep have lived on the Qinghai-Tibetan Plateau for thousands of years and have good adaptability to the hypoxic environment and strong disease resistance. However, the molecular mechanism by which Tibetan sheep adapt to this extreme environment,
Fan Wang   +3 more
doaj   +1 more source

Multi-omics analysis reveals host-microbe interactions driving divergent energy allocation strategies in Tibetan sheep under cold-season feeding regimes. [PDF]

open access: yesJ Anim Sci Biotechnol
As an indigenous livestock species on the Tibetan Plateau, Tibetan sheep exhibit remarkable adaptability to low temperatures and nutrient-scarce environments.
Wang X   +5 more
europepmc   +2 more sources

Transcriptome Comparison Reveals the Difference in Liver Fat Metabolism between Different Sheep Breeds

open access: yesAnimals, 2022
Hu sheep and Tibetan sheep are two commonly raised local sheep breeds in China, and they have different morphological characteristics, such as tail type and adaptability to extreme environments.
Taotao Li   +9 more
doaj   +1 more source

Exploring the effects of resveratrol and β-hydroxy-β-methylbutyric acid under different protein levels on the ileal health of tibetan sheep. [PDF]

open access: yesFront Microbiol
Introduction Resveratrol (RES) and β-hydroxy-β-methylbutyric acid (HMB) have been shown to improve growth performance in Tibetan sheep by regulating the gut microbiota.
Gao W   +7 more
europepmc   +2 more sources

Genome wide association study for the identification of genes associated with tail fat deposition in Chinese sheep breeds

open access: yesBiology Open, 2021
Chinese indigenous sheep can be classified into three types based on tail morphology: fat-tailed, fat-rumped, and thin-tailed sheep, of which the typical breeds are large-tailed Han sheep, Altay sheep, and Tibetan sheep, respectively.
Caiye Zhu, Na Li, Heping Cheng, Youji Ma
doaj   +1 more source

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