Results 51 to 60 of about 1,161 (196)

Transcriptome analysis of pika heart tissue reveals mechanisms underlying the adaptation of a keystone species on the roof of the world

open access: yesFrontiers in Genetics, 2022
High-altitude environments impose intense stresses on living organisms and drive striking phenotypic and genetic adaptations, such as hypoxia resistance, cold tolerance, and increases in metabolic capacity and body mass. As one of the most successful and
Danping Mu   +11 more
doaj   +1 more source

Agromyces badenianii sp. nov., isolated from plateau pika (Ochotona curzoniae)

open access: yesInternational Journal of Systematic and Evolutionary Microbiology, 2020
Two aerobic, Gram-stain-positive, catalase-positive, non-motile and rod-shaped bacterial strains, designated MF30-AT and MF845, were isolated from the intestinal contents of plateau pika collected from the Qinghai–Tibet Plateau. Optimal growth of these two strains was observed under aerobic conditions at pH 7.0 and 28 °C. The 16S rRNA gene sequences of
Junqin Li   +17 more
openaire   +2 more sources

Group-living decrease predation risk of individual: Evidence from behavior, hormones and reproduction of plateau pika

open access: yesFrontiers in Ecology and Evolution, 2023
Extensive research confirms that abiotic stressors like predation risk can profoundly affect animal condition. However, there is a lack of experimental research assessing the suite of physiological responses to risk.
Rui Zhou   +4 more
doaj   +1 more source

From Habitat to Hormones: Year-around territorial behavior in rock-dwelling but not in forest and grassland lagomorphs and the role of DHEA [PDF]

open access: yes, 2022
Year-around defense of extremely patchy habitat may require hormones that drive territorial behavior, but have no other costly physiological effects.
Boonstra, Rudy   +3 more
core   +2 more sources

Soil microbial communities and the associated effect on soil organic carbon in response to plateau pika bioturbation in alpine grasslands

open access: yesGlobal Ecology and Conservation, 2023
Alpine grasslands are vital in regulating carbon balance on the Qinghai-Tibetan Plateau (QTP) because of the large soil organic carbon (SOC) stocks, while persistent disturbance from the endemic small semifossorial herbivore, plateau pika (Ochotona ...
Yu Qin   +4 more
doaj   +1 more source

Echinococcus multilocularis and Echinococcus shiquicus in a small mammal community on the eastern Tibetan Plateau : host species composition, molecular prevalence, and epidemiological implications [PDF]

open access: yes, 2018
Background The eastern part of the Tibetan Plateau is now recognized as an endemic region with the highest reported human infection rates in the world of human alveolar echinococcosis (AE) caused by Echinococcus multilocularis.
AT Smith   +70 more
core   +5 more sources

Actinomyces gaoshouyii sp. nov., isolated from plateau pika (Ochotona curzoniae)

open access: yesInternational Journal of Systematic and Evolutionary Microbiology, 2017
Two strains (pika_113T and pika_114) of a previously undescribed Actinomyces-like bacterium were recovered from the intestinal contents of plateau pika (Ochotona curzoniae) on the Tibet-Qinghai Plateau, China. Results from biochemical characterization indicated that the two strains were phenotypically homogeneous and distinct from other previously ...
Xiangli, Meng   +6 more
openaire   +2 more sources

Small Semi-Fossorial Herbivores Affect the Allocation of Above- and Below-Ground Plant Biomass in Alpine Meadows

open access: yesFrontiers in Plant Science, 2022
Small semi-fossorial herbivores can affect plant aboveground biomass (AGB) in grasslands and possibly alter the allocation of AGB and belowground biomass (BGB).
Qian Wang, Xiao Pan Pang, Zheng Gang Guo
doaj   +1 more source

Comparative phylogeography of the plateau zokor (Eospalax baileyi) and its host-associated flea (Neopsylla paranoma) in the Qinghai-Tibet Plateau [PDF]

open access: yes, 2014
Background: Specific host-parasite systems often embody a particular co-distribution phenomenon, in which the parasite’s phylogeographic pattern is dependent on its host.
Fang Zhao   +5 more
core   +2 more sources

Spatiotemporal Coupling Relationship Between Plateau Pika Disturbance and Alpine Meadow Degradation

open access: yesShuitu baochi tongbao, 2023
[Objective] Plateau pika (Ochotona curzoniae) is a key species in the alpine meadow ecosystem of the Qinghai-Xizang Plateau. The coupling relationship between pika activity and meadow degradation was analyzed in order to further improve the observation ...
Zhao Jianyun   +5 more
doaj   +1 more source

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