Results 51 to 60 of about 2,850 (182)

Biosecurity and biocontainment in alpaca operations

open access: yesSmall Ruminant Research, 2006
Biosecurity on South American camelid operations involves both external and internal measures to prevent the introduction and spread of disease. External biosecurity involves practices and techniques directed at the prevention of entry of new diseases into a group of animals.
Barrington, G.M.   +3 more
openaire   +2 more sources

Modeling the impacts of grazing management on livestock behavior and performance: A case study in the Peruvian Andes

open access: yesGrassland Research, EarlyView.
Our modeling study shows that livestock management strongly influences grazing behavior and animal performance in the Peruvian Andes. Furthermore, adjusting stocking rates and improving animal distribution can enhance forage intake and body condition while increasing forage biomass.
Melody R. Zarria Samanamud   +1 more
wiley   +1 more source

Evaluation of a non‐radioactive rapid test for determination of serum progesterone in South American camelids

open access: yesVeterinary Record, EarlyView.
Abstract Background Determination of the serum progesterone (P4) concentration is of high importance in reproductive medicine and may be applied for diagnosing pregnancy in South American camelids. P4 measurements in alpacas and llamas are usually performed using immunoassays, which are time consuming and require appropriate expertise of laboratory ...
Lina Längerer   +5 more
wiley   +1 more source

Nanobodies as next‐generation targeting platforms: From discovery technologies to translational biomedicine

open access: yesVIEW, EarlyView.
Nanobodies, derived from the variable domains of camelid heavy‐chain‐only antibodies, have emerged as transformative biomedical tools due to their nanoscale size, exceptional stability, and unique capacity to recognize cryptic epitopes. This review provides a comprehensive overview of the field, outlining the structural and biochemical features of ...
Zhenrui Ye, Xianyang Li, Meixiao Zhan
wiley   +1 more source

Textile characteristics of fiber from Huacaya alpacas (Vicugna pacos)

open access: yesScientia Agropecuaria, 2019
Fiber from alpacas represents a substantial component of economic output for South American countries. In this study it determined the textile characteristics of fibers obtained from Huacaya alpacas raised at the South American Camelids Research and ...
Rufino Paucar-Chanca   +4 more
doaj   +1 more source

From foraging to decomposition: Large vertebrates as biotic drivers of trace element cycling across landscapes

open access: yesJournal of Animal Ecology, EarlyView.
We highlight an overlooked pathway in ecosystem functioning: the role of animal carcass decomposition in trace element cycling. By linking animal life cycles to landscape‐scale processes, we explain how large animals redistribute scarce elements and influence spatial heterogeneity, with implications for ecosystem functioning and restoration.
Elke Wenting   +6 more
wiley   +1 more source

Cardiovascular Plasticity and Adaptation of High‐Altitude Birds and Mammals

open access: yesIntegrative Zoology, EarlyView.
This schematic depicts the cardiovascular adaptations of mammals and birds to high‐altitude hypoxia. It highlights key phenotypic changes in oxygen transport and cardiac responses, driven by molecular mechanisms including transcriptional regulation and genetic modifications.
Huishang She, Yanhua Qu
wiley   +1 more source

Muralismo como encargo participativo: Holografía de lo (in)visible en comunidades a’i cofán de la selva colombiana

open access: yesAnthropology of Consciousness, EarlyView.
ABSTRACT When mural art in indigenous communities is commissioned as a participatory project, several methodological, epistemological, and aesthetic questions arise. This text proposes a horizontal and investigative approach to what we can simply call ‘muralism in the A'i Cofán community context,’ not as significant works executed in communities, but ...
Daniel Alberto Restrepo Hernández   +2 more
wiley   +1 more source

Bacterial Communities in the Alpaca Gastrointestinal Tract Vary With Diet and Body Site

open access: yesFrontiers in Microbiology, 2019
Gut -associated microbes (‘gut microbiota’) impact the nutrition of their hosts, especially in ruminants and pseudoruminants that consume high-cellulose diets. Examples include the pseudoruminant alpaca.
Courtney Carroll   +6 more
doaj   +1 more source

STATE-OF-THE-ART PRODUCTION OF EMBRYOS IN VITRO IN SOUTH AMERICAN CAMELIDS [PDF]

open access: yesSPERMOVA, 2015
The first research on in vitro fertilization in camelids have been made using gametes of slaughtered animals recovered. This job has been of invaluable help to try to standardize protocols in vitro maturation and fertilization.
Ruiz JB
doaj   +1 more source

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