Results 81 to 90 of about 33,288 (212)

Pairing Alpaca and Llama-Derived Single Domain Antibodies to Enhance Immunoassays for Ricin

open access: yesAntibodies, 2017
Previously, our group isolated and evaluated anti-ricin single domain antibodies (sdAbs) derived from llamas, engineered them to further increase their thermal stability, and utilized them for the development of sensitive immunoassays. In work focused on
Kendrick B. Turner   +6 more
doaj   +1 more source

Porphyromonas gingivalis Suppresses Interferon‐Gamma Signaling in Macrophages Through a Contact‐Dependent, Gingipain‐Mediated Mechanism

open access: yesMicrobiologyOpen, Volume 15, Issue 2, April 2026.
This study reveals that Porphyromonas gingivalis suppresses IFN‐γ signaling by downregulating STAT1 in macrophages. Gingipain protease activity and the Type IX Secretion System are essential for this immune evasion mechanism. These findings identify a novel bacterial strategy for host immune suppression and suggest new therapeutic targets for P ...
Shotaro Abe   +4 more
wiley   +1 more source

Gene expression profile in white alpaca (Vicugna pacos) skin

open access: yesAnimal, 2011
A cDNA library from white alpaca (Vicugna pacos) skin was constructed using SMART technology to investigate the global gene expression profile in alpaca skin and identify genes associated with physiology of alpaca skin and pigmentation.
R. Fan   +12 more
doaj   +1 more source

Birth of a Live Cria After Transfer of a Vitrified-Warmed Alpaca (Vicugna pacos) Preimplantation Embryo

open access: yesFrontiers in Veterinary Science, 2020
The alpaca (Vicugna pacos) is an important species for the production of fiber and food. Genetic improvement programs for alpacas have been hindered, however, by the lack of field-practical techniques for artificial insemination and embryo transfer.
Jennifer C. Lutz   +7 more
doaj   +1 more source

The ALPACA Project [PDF]

open access: yesEPJ Web of Conferences, 2017
We have started up the ALPACA (Andes Large area PArticle detector for Cosmic ray physics and Astronomy) project. The ALPACA experiment is composed of an 83,000 m2 air shower array and a 5,400 m2 underground muon detector array to make wide field-of-view high-sensitivity observations of high-energy cosmic rays/cosmic gamma rays on the Cerro Estuqueria ...
openaire   +3 more sources

Relationships between skin follicle characteristics and fibre properties of Suri and Huacaya alpacas and Peppin Merino sheep

open access: yes, 2012
We aimed to quantify the number, type and arrangement of skin follicles in Huacaya and Suri alpaca skin and correlate their follicle characteristics with fibre traits of harvested fibre and compared these relationships with those of Merino sheep.
Behrendt, R.   +2 more
core   +1 more source

Thousands of Years of Pastoralism Don’t Count: Coprophagous Beetles Prefer Exotic Alpaca Dung to That of Cattle

open access: yesInsects
Dung beetles mostly feed on mammal dung. Throughout the European Alps, the dung produced by local domestic ungulates attracts many species of dung beetles, giving rise to rich and diversified communities that play an important role in the Alpine ...
Antonio Rolando   +4 more
doaj   +1 more source

The Geoglyphs of the Atacama Desert: A Bond of Landscape and Mobility [PDF]

open access: yes, 2012
In the northern-most area of Chile, stretching six hundred miles down the coast of South America and expanding more than forty thousand square miles into Bolivia, Peru and Argentina lies the Atacama Desert.
Labash, Marika
core   +2 more sources

Analysis of the existence of major genes affecting alpaca fiber traits [PDF]

open access: yes, 2013
The aim of this study was to determine the presence of major genes for fiber diameter (FD), SD of FD (SDFD), CV of FD, and comfort factor (CF) in Huacaya (HU) and Suri (SU) Peruvian alpaca breeds.
Burgos, A.   +5 more
core  

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