Results 91 to 100 of about 21,264 (254)

Exploring the importance of predicted camel NRAP exon 4 for environmental adaptation using a mouse model

open access: yesAnimal Genetics, Volume 56, Issue 1, February 2025.
Abstract Camels possess exceptional adaptability, allowing them to withstand extreme temperatures in desert environments. They conserve water by reducing their metabolic rate and regulating body temperature. The heart of the camel plays a crucial role in this adaptation, with specific genes expressed in cardiac tissue that are essential for mammalian ...
Sung‐Yeon Lee   +5 more
wiley   +1 more source

Sistemática, taxonomía y domesticación de alpacas y llamas: nueva evidencia cromosómica y molecular Systematics, taxonomy and domestication of alpaca and llama: new chromosomal and molecular evidence

open access: yesRevista Chilena de Historia Natural, 2007
Existen cuatro especies de camélidos sudamericanos, dos de ellos silvestres, guanaco (Lama guanicoe) y vicuña (Vicugna vicugna), y dos formas domésticas, alpaca (Lama pacos) y llama (Lama glama), cuyo origen ha sido objeto de debate.
JUAN C MARÍN   +10 more
doaj  

In vivo e in vitro embryo production in South American camelids [PDF]

open access: yes, 2012
En los camélidos sudamericanos (CSA), la producción de embriones in vivo se puede realizar a partir de un folículo dominante presente en el ovario de la hembra donante o se puede inducir el crecimiento folicular múltiple para aumentar el número de ...
Trasorras, Virginia Luz
core  

Phosphoantigen recognition by Vγ9Vδ2 T cells

open access: yesEuropean Journal of Immunology, Volume 54, Issue 11, November 2024.
Binding of microbial or host metabolites (phosphoantigens) to the intracellular Β30.2 domain of butyrophilin (BTN)3A1 (green) initiates binding to B30.2 domains of the BTN2A1 homodimer and results in the formation of a Vγ9Vδ2 TCR ligand which may also include additional components.
Thomas Herrmann   +1 more
wiley   +1 more source

First cross-sectional, molecular epidemiological survey of Cryptosporidium, Giardia and Enterocytozoon in alpaca (Vicugna pacos) in Australia

open access: yesParasites & Vectors, 2018
Background Eukaryotic pathogens, including Cryptosporidium, Giardia and Enterocytozoon, have been implicated in neonatal diarrhoea, leading to marked morbidity and mortality in the alpaca (Vicugna pacos) and llama (Lama glama) around the world. Australia
Anson V. Koehler   +5 more
doaj   +1 more source

Case Report: Successful Treatment of Sarcoptic Mange in European Camelids

open access: yesFrontiers in Veterinary Science, 2021
Introduction: Members of the Camelidae family are very adaptable mammals, originating from South America. More recently, they have become popular in Europe as pets or wool production farm animals.
Georgiana Deak   +5 more
doaj   +1 more source

Cazadores y pastores desde el 2000 AP en el límite sur del área andina: estado de la cuestión y perspectivas futuras [PDF]

open access: yes, 2018
Se sintetizan los resultados alcanzados en una investigación zooarqueológica, con énfasis en estudios osteométricos y estadística multivariada sobre restos de Camelidae, encarada en diferentes ambientes (Cordillera, Precordillera, Valles intermontanos ...
Gasco, Alejandra Valeria
core  

Hyperostotic tympanic bone spicules in domestic and wild animal species [PDF]

open access: yes, 2016
Hyperostotic tympanic bone spicules (HTBS), or "mucoperiosteal exostoses" (ME, syn.) are small, globular (>= 1 mm in diameter), mostly stalked and drumstick-like, bony structures, which arise from the inner wall of the tympanic bulla and project into the
Blutke, A   +5 more
core   +2 more sources

Pastoralism in the high tropical Andes: A review of the effect of grazing intensity on plant diversity and ecosystem services

open access: yesApplied Vegetation Science, Volume 27, Issue 3, July/September 2024.
The Andes is the most extensive and populated tropical mountain region in the world. Here, pastoralism is a main land use, where two main pastoral systems, camelids in puna and bovines in páramo, impact biodiversity and ecosystem services differently. This literature review analyzes the ecosystem consequences of pastoralism and provides recommendations
Sisimac Alli Duchicela   +3 more
wiley   +1 more source

Hypoosmotic swelling test in alpaca (Vicugna pacos) spermatozoa recovered the vas deferens [PDF]

open access: yesSPERMOVA, 2015
The study objective was to evaluate the endosmotic reaction in 5 hypoosmotic solutions 100, 125, 150, 175 and 200 mOsm/l (HOS test) incubated 5 and 15 minutes using alpaca sperm recovered the vas deferens.
Quispe HA   +4 more
doaj   +1 more source

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