Results 21 to 30 of about 15,955 (190)

Variations in HIF-1α Contributed to High Altitude Hypoxia Adaptation via Affected Oxygen Metabolism in Tibetan Sheep

open access: yesAnimals, 2021
The Tibetan sheep is an indigenous species of the Tibetan plateau and has been well adapted to high-altitude hypoxia. In comparison to lowland sheep breeds, the blood gas indicators have changed and the HIFs signaling pathway is activated in Tibetan ...
Pengfei Zhao   +8 more
doaj   +1 more source

Evaluation of the recombinant egagb8/2 antigen for the diagnosis of cystic echinococcosis in tibetan sheep on the qinghai-tibetan plateau, china [PDF]

open access: yesKafkas Universitesi Veteriner Fakültesi Dergisi, 2021
The unique geographical and ecological conditions of the Qinghai-Tibetan Plateau (QTP) constitute the environmental conditions of the natural foci of cystic echinococcosis (CE). It is a rare and highly endemic area in the world.
Hong DUO   +9 more
doaj   +1 more source

Transcriptomic Study of Spermatogenesis in the Testis of Hu Sheep and Tibetan Sheep

open access: yesGenes, 2022
Numerous genes involved in male reproduction regulate testis development and spermatogenesis. In this study, the testis tissue transcriptome was used to identify candidate genes and key pathways associated with fecundity in sheep. Histological analysis of testis tissue using hematoxylin–eosin (HE) routine staining was performed for two sheep breeds ...
Xiaoyu Fu   +4 more
openaire   +2 more sources

Effects of Slaughter Age on Myosin Heavy Chain Isoforms, Muscle Fibers, Fatty Acids, and Meat Quality in Longissimus Thoracis Muscle of Tibetan Sheep

open access: yesFrontiers in Veterinary Science, 2021
Tibetan sheep is one of the dominant livestock at Qinghai-Tibet Plateau, which is the main food source of local people. In order to investigate the effect of slaughter age on meat quality, fatty acid profile and expression of myosin heavy chain (MyHC ...
Gaoliang Bao   +6 more
doaj   +1 more source

Characterization of Anaerobic Rumen Fungal Community Composition in Yak, Tibetan Sheep and Small Tail Han Sheep Grazing on the Qinghai-Tibetan Plateau [PDF]

open access: yesAnimals, 2020
The anaerobic rumen fungal community play a critical role in fibrous material degradation. However, there is a lack of data describing the composition of anaerobic rumen fungal community of full grazing ruminants in the Qinghai-Tibetan Plateau. For this reason, we employed the next-generation sequencing technique to elucidate the rumen fungal structure
Wei Guo   +7 more
openaire   +3 more sources

Rumen methanogen and protozoal communities of Tibetan sheep and Gansu Alpine Finewool sheep grazing on the Qinghai–Tibetan Plateau, China [PDF]

open access: yesBMC Microbiology, 2018
Tibetan sheep (TS) and Gansu Alpine Finewool sheep (GS) are both important plateau sheep raised and fed on the harsh Qinghai-Tibetan Plateau, China. Rumen methanogen and protozoal communities of plateau sheep are affected by their hosts and living environments, and play important roles in ruminant nutrition and greenhouse gas production.
Jinqiang Huang, Yongjuan Li
openaire   +3 more sources

Characterization of fungal microbial diversity in Tibetan sheep, Tibetan gazelle and Tibetan antelope in the Qiangtang region of Tibet

open access: yesMycoscience, 2022
Due to the high crude fiber content, straw of various crops is difficult to become a high quality forage resource. The degradation of cellulose in nature mainly depends on the cellulase secreted by microbes, which degrade cellulose into small molecular substances through chemical action, and the microbes that secrete cellulase mainly include some ...
Shang, Zhenda   +7 more
openaire   +2 more sources

Comparative analysis of genome-wide copy number variations between Tibetan sheep and White Suffolk sheep

open access: yesAnimal Biotechnology, 2021
The DNA copy number variations (CNVs) are widely involved in affecting various kinds of biological functions, such as environmental adaptation. Tibetan sheep and White Suffolk sheep are two representative indigenous and exotic breeds raised in Sichuan, China, and both of them have many contrasting biological characteristics.
Pinggui, Yang   +7 more
openaire   +2 more sources

Energy substrate metabolism in skeletal muscle and liver when consuming diets of different energy levels: comparison between Tibetan and Small-tailed Han sheep

open access: yesAnimal, 2021
The energy intake of Tibetan sheep on the harsh Qinghai–Tibetan Plateau (QTP) varies greatly with seasonal forage fluctuations and is often below maintenance requirements, especially during the long, cold winter.
X.P. Jing   +9 more
doaj   +1 more source

Small intestinal morphology and sugar transporters expression when consuming diets of different energy levels: comparison between Tibetan and small-tailed Han sheep

open access: yesAnimal, 2022
Some non-structural carbohydrates, especially starch, escape ruminal fermentation, are converted into glucose, and are absorbed from the small intestine.
X.P. Jing   +9 more
doaj   +1 more source

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