Results 81 to 90 of about 602,273 (214)

The Lost Large Mammals of Arabia

open access: yesJournal of Biogeography, Volume 52, Issue 6, June 2025.
ABSTRACT Aim If successful, plans to restore the vegetation of the Arabian Peninsula (AP) as announced by the Middle East and Saudi Green Initiatives will see the greatest increase in vegetation cover since the beginning of the Holocene Humid Phase (HHP), roughly 9–10,000 years ago.
Christopher Clarke, Sultan M. Alsharif
wiley   +1 more source

The Chanka: Archaeological Research in Andahuaylas (Apurimac), Peru [PDF]

open access: yes, 2010
In AD 1438 a battle took place outside the city of Cuzco that changed the course of South American history. The Chanka, a powerful ethnic group from the Andahuaylas region, had begun an aggressive program of expansion.
Aráoz Silva, Miriam   +2 more
core  

The Molecular Toolbox for Linkage Type‐Specific Analysis of Ubiquitin Signaling

open access: yesChemBioChem, Volume 26, Issue 10, May 27, 2025.
Ubiquitin modifications regulate virtually all aspects of eukaryotic cell biology through an array of polyubiquitin chain signals that adopt distinct structures, enabling the individual polyubiquitin linkages to mediate specific functions in cells.
Julian Koch   +3 more
wiley   +1 more source

Testicular length as an indicator of the onset of sperm production in alpacas under Swedish conditions [PDF]

open access: yes, 2016
Background: The popularity of alpacas (Vicugna pacos) is increasing in Sweden as well as in other countries; however, knowledge about optimal management practices under Swedish conditions is still limited.
Abraham, Maria Celina   +6 more
core  

Detection of fiber-digesting bacteria in the forestomach contents of llamas (Lama glama) by PCR [PDF]

open access: yes, 2013
The high fibrolytic activity and large biomass of strictly-anaerobic bacteria that inhabit the rumen makes them primarily responsible for the degradation of the forage consumed by ruminants.
Cerón Cucchi, María E.   +3 more
core   +1 more source

From Multi‐Omics to Visualization and Beyond: Bridging Micro and Macro Insights in CAR‐T Cell Therapy

open access: yesAdvanced Science, Volume 12, Issue 20, May 29, 2025.
This review explores how multi‐omics, visualization technologies, and AI drive CAR‐T therapy from the micro to the macro level, from preclinical studies to clinical applications. The convergence of these approaches provides deeper insight into CAR‐T cell mechanisms, aids in structural optimization, and significantly enhances treatment efficacy and ...
Yuting Gong   +4 more
wiley   +1 more source

Optimization of synthetic human VH affinity and solubility through in vitro affinity maturation and minimal camelization

open access: yesProtein Science, Volume 34, Issue 5, May 2025.
Abstract An attractive feature of human VHs over camelid VHHs as immunotherapeutics is their perceived lower risk of immunogenicity. While human VHs can readily be obtained from synthetic phage display libraries, they often suffer from low affinity and poor solubility compared to VHHs derived from immune libraries.
Kasandra Bélanger   +8 more
wiley   +1 more source

Two Tales of the World: Comparison of Widely Used World News Datasets GDELT and EventRegistry [PDF]

open access: yesarXiv, 2016
In this work, we compare GDELT and Event Registry, which monitor news articles worldwide and provide big data to researchers regarding scale, news sources, and news geography. We found significant differences in scale and news sources, but surprisingly, we observed high similarity in news geography between the two datasets.
arxiv  

A Generalized Approach to Genetic Sex Detection of Uniparous Mammalian Species, With High Potential in Foetal Sex Determination Using Circulating Cell‐Free DNA of Maternal Plasma

open access: yesVeterinary Medicine and Science, Volume 11, Issue 3, May 2025.
Foetal sex determination of uniparous mammals with long gestation benefits the management of economically important domestic animals as well as captive wild populations, but the various methods currently available are limited to a few species. Based on the hypothesized presence of circulating cell‐ free foetal DNA (ccff‐DNA) in the maternal circulation
Hanna Kőszegi   +5 more
wiley   +1 more source

Models of the World human population growth- critical analysis [PDF]

open access: yesarXiv, 2009
We analyze mathematical models of the global human population growth and compare them to actual dynamics of the world population and of the world surplus product. We consider a possibility that the so-called world's demographic transition is not a dynamic crossover but a phase transition that affects all aspects of our life.
arxiv  

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