Results 31 to 40 of about 15,955 (190)

A comparison of nitrogen utilization and urea metabolism between Tibetan and fine-wool sheep [PDF]

open access: yes, 2015
Citation: Zhou, J. W., Mi, J. D., Titgemeyer, E. C., Guo, X. S., Ding, L. M., Wang, H. C., . . . Long, R. J. (2015). A comparison of nitrogen utilization and urea metabolism between Tibetan and fine-wool sheep. Journal of Animal Science, 93(6), 3006-3017.
Ding, L. M.   +8 more
core   +1 more source

An overview of Old Tibetan synchronic phonology [PDF]

open access: yes, 2010
Despite the importance of Old Tibetan in the Tibeto-Burman language family, little research has treated Old Tibetan synchronic phonology. This article gives a complete overview of the Old Tibetan phonemic system by associating sound values with the ...
Beckwith   +78 more
core   +1 more source

The Heritage Buddhist Manuscripts of Ladakh Tibetan Buddhist Canons and the Perfection of Wisdom Sutra [PDF]

open access: yes, 2020
The history of the earliest transmission of Indian Buddhism to Tibet in the 7th– 8thcenturies is in essence the story of the transmission of its scriptures.
Halkias, Georgios T .
core   +3 more sources

Expression and distribution of HIF-1α, HIF-2α, VEGF, VEGFR-2 and HIMF in the kidneys of Tibetan sheep, plain sheep and goat

open access: yesFolia Morphologica, 2020
BACKGROUND: The objective of this study was to detect the expression and distribution characteristics of five proteins (the hypoxia-inducible factor 1alpha [HIF-1a], HIF-2a, vascular endothelial growth factor [VEGF], VEGF-2 receptor [VEGFR-2] and hypoxia-
K. Yang   +8 more
doaj   +1 more source

Genomic Insights into Tibetan Sheep Adaptation to Different Altitude Environments. [PDF]

open access: yesInt J Mol Sci
In recent years, research has gradually uncovered the mechanisms of animal adaptation to hypoxic conditions in different altitude environments, particularly at the genomic level. However, past genomic studies on high-altitude adaptation have often not delved deeply into the differences between varying altitude levels.
Zhang W   +6 more
europepmc   +3 more sources

Genome-wide analysis reveals adaptation to high altitudes in Tibetan sheep [PDF]

open access: yesScientific Reports, 2016
AbstractTibetan sheep have lived on the Tibetan Plateau for thousands of years; however, the process and consequences of adaptation to this extreme environment have not been elucidated for important livestock such as sheep. Here, seven sheep breeds, representing both highland and lowland breeds from different areas of China, were genotyped for a genome-
Caihong Wei   +15 more
openaire   +2 more sources

Prediction of Metabolizable Energy Concentrations of Herbage in the Qinghai–Tibetan Plateau Using Tibetan Sheep Digestibility Data [PDF]

open access: yesAnimals, 2020
Due to its extremely harsh environment, including high altitude, hypoxia, long cold season, and strong ultraviolet radiation in the Qinghai–Tibet Plateau (QTP), herbage species and nutritional value of the pasture may differ considerably from elsewhere across the world.
Penghui Guo   +6 more
openaire   +3 more sources

Dynamics and stabilization of the rumen microbiome in yearling Tibetan sheep [PDF]

open access: yesScientific Reports, 2019
AbstractThe productivity of ruminants depends largely on rumen microbiota. However, there are few studies on the age-related succession of rumen microbial communities in grazing lambs. Here, we conducted 16 s rRNA gene sequencing for bacterial identification on rumen fluid samples from 27 Tibetan lambs at nine developmental stages (days (D) 0, 2, 7, 14,
Lei Wang   +6 more
openaire   +2 more sources

Supersaturation of Dissolved Hydrogen and Methane in Rumen of Tibetan Sheep [PDF]

open access: yesFrontiers in Microbiology, 2016
Hydrogen (H2) is an essential substrate for methanogens to produce methane (CH4), and also influences pathways of volatile fatty acids (VFA) production in the rumen. Dissolved H2 (H2 (aq)) is the form of H2 available to microbes, and dissolved CH4 (CH4 (aq)) is important for indicating methanogens activity.
Wang, Min   +6 more
openaire   +2 more sources

Genome-wide analysis of CNVs in three populations of Tibetan sheep using whole-genome resequencing

open access: yesFrontiers in Genetics, 2022
Copy number variation (CNV), an important source of genomic structural variation, can disturb genetic structure, dosage, regulation and expression, and is associated with phenotypic diversity and adaptation to local environments in mammals.
Linyong Hu   +10 more
doaj   +1 more source

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