Results 71 to 80 of about 1,926 (153)

Evaluación de los parámetros ambientales de la casa de aves de corral enjaulada por batería en el clima tropical húmedo: Avaliação dos parâmetros ambientais da caneta de camada com bateria no clima tropical úmido [PDF]

open access: yes, 2020
Heat stress is a key factor affecting the productions of the animals. In laying birds, it could cause loss of body weight and high mortality. To this end, a study was carried out in a naturally ventilated, tier-caged layer house to evaluate the ...
Jongbo, Ayoola Olawole
core   +1 more source

High Prevalence and Genetic Heterogeneity of Rodent-Borne Bartonella Species on Heixiazi Island, China [PDF]

open access: yes, 2015
We performed genetic analysis of Bartonella isolates from rodent populations from Heixiazi Island in northeast China. Animals were captured at four sites representing grassland and brushwood habitats in 2011 and examined for the prevalence and genetic ...
Eremeeva, Marina E.   +13 more
core   +2 more sources

A Holarctic perspective on mammalian evolution: The evolutionary and biogeographic history of red-backed voles and their close relatives (Rodentia: Arvicolinae) [PDF]

open access: yes, 2013
The influence of Quaternary environmental changes on demography and geographic distribution is paramount to understanding how contemporary genetic diversity is partitioned in high-latitude species.
Kohli, Brooks
core   +1 more source

Ajustes fisiológicos en Graomys griseoflavus (rodentia: cricetidae) a la variación estacional en la disponibilidad de agua. [PDF]

open access: yes, 2019
El presente estudio busca evaluar otros aspectos de la capacidad de adecuación en Graomys griseoflavus. La hipótesis es que esta especie es capaz de ajustar su fenotipo ante las variaciones estacionales en la disponibilidad de agua, mediante la ...
Coronel, Betiana Melisa
core  

Effects of Gradient Photoperiod and Temperature on Energy Metabolism and Body Composition in Tupaia belangeri chinensis [PDF]

open access: yes, 2013
In order to explore the adaptive changes in energy metabolism and body composition in response to a gradual reduction in both ambient temperature and photoperiod, male adult tree shrews Tupaia belangeri chinensis were raised under the conditions of 30 oC
Wang, Zheng-kun   +3 more
core  

Mite Infestation on Rattus tanezum rats in southwest China concerning risk models [PDF]

open access: yes
ObjectiveThe Asian house rat (Rattus tanezumi) is an important infectious source and reservoir host for many zoonotic diseases, and its associated mites (chigger mites and gamasid mites) can act as vectors for these diseases.
Bei Li   +9 more
core   +1 more source

A cyst-forming coccidian with large geographical range infecting forest and commensal rodents: Sarcocystis muricoelognathis sp. nov. [PDF]

open access: yes
The geographic distribution and host-parasite interaction networks of Sarcocystis spp. in small mammals in eastern Asia remain incompletely known.Experimental infections, morphological and molecular characterizations were used for discrimination of a new
Konstans Wells
core   +1 more source

Cloacal swabbing as a tool to study diet in migrating raptors using DNA metabarcoding [PDF]

open access: yes, 2021
University of Minnesota M.S. thesis. May 2021. Major: Biological Science. Advisor: Matthew Etterson. 1 computer file (PDF); v, 51 pages.While much research has gone into understanding the timing and patterns of migration, little has been done to ...
Brouellette, Lisa
core  

Effects of Temperature and Diet on Energy Budget and Hormone Concentrations in South China Field Mouse, Apodemus draco, from Hengduan Mountain Region [PDF]

open access: yes, 2014
Wan-Long Zhu and Lin Zhang contributed equally to this work. Abstract.-Environmental factors play important roles in seasonal adaptation of thermogenesis and hormone concentrations in small mammals. To investigate the roles of temperature and diet in the
Lin Zhang   +4 more
core  

A Tale of Two Genomes: The Complex Interplay Between the Mitochondrial and the Nuclear Genomes [PDF]

open access: yes, 2022
Mitochondria, the product of an ancient endosymbiotic event are pivotal to eukaryotic cells by synthesizing the majority of the cell’s ATP output. However, modern- day mitochondria are completely dependent on more than one thousand nuclear-encoded ...
Dhawanjewar, Abhilesh S
core   +1 more source

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