Results 51 to 60 of about 2,829 (146)

Livestock and the functional habitat of vicuñas in Ecuador: a new puzzle

open access: yesEcosphere, 2018
Whether interactions between wildlife and livestock are competitive or facilitative is context dependent. Intermediary factors that explain how context (seasonal or regional characteristics of the ecological community) affects these interactions are ...
Brian E. McLaren   +2 more
doaj   +1 more source

Zooarqueología de la aldea formativa de Palo Blanco (Tinogasta, Catamarca, Argentina)

open access: yesRevista del Museo de Antropologia, 2015
En el presente trabajo se abordan los conjuntos arqueofaunísticos de la localidad arqueológica de Palo Blanco recuperados en intervenciones realizadas en la década de 1960 y en la década de 2000.
Juan Pablo Miyano   +2 more
doaj   +1 more source

Description of a fossil camelid from the Pleistocene of Argentina, and a cladistic analysis of the Camelinae

open access: yesSwiss Journal of Palaeontology, 2020
We describe a well-preserved South American Lamini partial skeleton (PIMUZ A/V 4165) from the Ensenadan (~ 1.95–1.77 to 0.4 Mya) of Argentina. The specimen is comprised of a nearly complete skull and mandible with full tooth rows, multiple elements of ...
Sinéad Lynch   +2 more
doaj   +1 more source

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

Energy balance of pregnant vicuñas (Vicugna vicugna) in the Chilean High Andes

open access: yesAustral Journal of Veterinary Sciences, 2019
Energy unbalance may be the cause of low fertility rates found in vicuñas. The objective of this study was to estimate the temporal variation of the nutritional status in pregnant vicuñas from a herd kept under captivity in the Chilean High Andes.
Cecilia Norambuena   +4 more
doaj   +1 more source

Single domain antibody: Development and application in biotechnology and biopharma

open access: yesImmunological Reviews, Volume 328, Issue 1, Page 98-112, November 2024.
Summary Heavy‐chain antibodies (HCAbs) are a unique type of antibodies devoid of light chains, and comprised of two heavy chains‐only that recognize their cognate antigen by virtue of a single variable domain also referred to as VHH, single domain antibody (sdAb), or nanobody (Nb).
Ting Yu   +4 more
wiley   +1 more source

Vicuña conservation and poverty alleviation? Andean communities and international fibre markets

open access: yesInternational Journal of the Commons, 2009
Vicuna (Vicugna vicugna) fiber is produced by extremely low-income communities that inhabit the harsh environment of the Andes in Argentina, Chile, Peru and Bolivia.
Gabriela Lichtenstein
doaj   +1 more source

Vicugna Lesson 1842

open access: yes, 1982
Published as part of James H. Honacki, Kenneth E. Kinman & James W. Koeppl, 1982, Order Artiodactyla, pp. 315-343 in Mammal Species of the World (1 st Edition), Lawrence, Kansas, USA :Alien Press, Inc.
Honacki, James H.   +2 more
openaire   +1 more source

Parámetros reproductivos de vicuñas (Vicugna vicugna) en la Región Cusco, Perú

open access: yesRevista de Investigaciones Veterinarias del Perú, 2019
El objetivo del presente estudio fue determinar algunos parámetros reproductivos (tasa de gestación, número de crías, distribución etaria y edad reproductiva) de vicuñas hembras en dos sistemas de manejo: silvestría y cautiverio, en la Región Cusco, Perú. Las capturas de los animales (“Chaccus”) se realizaron entre mayo y agosto de 2017.
Henry Castelo   +4 more
openaire   +2 more sources

Addressing the international illegal wildlife trade through a human rights approach

open access: yesReview of European, Comparative &International Environmental Law, Volume 33, Issue 3, Page 507-520, November 2024.
Abstract Cross‐border illegal wildlife trade (IWT) poses significant social, political and economic threats. Despite a 2013 recommendation from the Secretariat of the Convention on the International Trade of Endangered Species to incorporate a human rights perspective in counter‐IWT initiatives, our analysis of official documents spanning 2013–2022 ...
Chad Patrick Osorio, Nadia Bernaz
wiley   +1 more source

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