Results 21 to 30 of about 124,137 (361)

Identification of novel neutralizing determinants for protection against HCV

open access: yesHepatology, EarlyView., 2022
Identification of novel neutralizing determinants for protection against hepatitis C virus. Abstract Background and Aims HCV evasion of neutralizing antibodies (nAb) results in viral persistence and poses challenges to the development of an urgently needed vaccine.
Garazi P. Alzua   +12 more
wiley   +1 more source

Neuroanatomical correlates of individual differences in the object choice task in chimpanzees (Pan troglodytes)

open access: yesFrontiers in Psychology, 2022
Declarative and imperative joint attention or joint engagement are important milestones in human infant development. These have been shown to be a significant predictor of later language development and are impaired in some individuals with, or at risk ...
William D. Hopkins   +5 more
doaj   +1 more source

Neural representation of face familiarity in an awake chimpanzee [PDF]

open access: yesPeerJ, 2013
Evaluating the familiarity of faces is critical for social animals as it is the basis of individual recognition. In the present study, we examined how face familiarity is reflected in neural activities in our closest living relative, the chimpanzee. Skin-
Hirokata Fukushima   +9 more
doaj   +2 more sources

Able-bodied wild chimpanzees imitate a motor procedure used by a disabled individual to overcome handicap [PDF]

open access: yes, 2010
Fieldwork of CH was generously supported by grants from the Wenner-Gren Foundation (http://wennergren.org) and the Russell Trust. The funders had no role in study design, data collection and analysis, decision to publish, or preparation of the manuscript.
Byrne, Richard William   +1 more
core   +1 more source

Mycobacterium tuberculosis sensu stricto in African Apes, What Is Its True Health Impact?

open access: yesPathogens, 2022
Since the Symposium on Mycobacterial Infections of Zoo Animals held at the National Zoological Park, Smithsonian Institution in 1976, our understanding of tuberculosis (TB) in non-domestic animals has greatly expanded.
Carlos R. Sanchez   +1 more
doaj   +1 more source

Challenge pools of hepatitis C virus genotypes 1-6 prototype strains: replication fitness and pathogenicity in chimpanzees and human liver-chimeric mouse models [PDF]

open access: yes, 2010
Chimpanzees represent the only animal model for studies of the natural history of hepatitis C virus (HCV). To generate virus stocks of important HCV variants, we infected chimpanzees with HCV strains of genotypes 1-6 and determined the infectivity titer ...
Bukh, Jens   +11 more
core   +1 more source

Monitoring the Trade of Legally Protected Wildlife on Facebook and Instagram Illustrated by the Advertising and Sale of Apes in Indonesia

open access: yesDiversity, 2021
Apes continue to be trafficked to meet the demand for pets or zoos. Indonesia, the most diverse country in terms of ape species, has been implicated in the global trade in gibbons, orangutans and, to a lesser degree, chimpanzees.
Vincent Nijman   +5 more
doaj   +1 more source

A Model-Based Analysis of GC-Biased Gene Conversion in the Human and Chimpanzee Genomes [PDF]

open access: yes, 2013
GC-biased gene conversion (gBGC) is a recombination-associated process that favors the fixation of G/C alleles over A/T alleles. In mammals, gBGC is hypothesized to contribute to variation in GC content, rapidly evolving sequences, and the fixation of ...
A Auton   +55 more
core   +6 more sources

Chimpanzees (Pan troglodytes) in U.S. Zoos, Sanctuaries, and Research Facilities: A Survey-Based Comparison of Species-Typical Behaviors

open access: yesAnimals, 2023
A survey was sent to zoos, research facilities, and sanctuaries which housed chimpanzees. Data collected included information about 1122 chimpanzees’ age, sex, social group-size, rearing history, and enclosure.
Andrea W. Clay   +10 more
doaj   +1 more source

Chimpanzee Autarky

open access: yesPLoS ONE, 2008
Economists believe that barter is the ultimate cause of social wealth--and even much of our human culture--yet little is known about the evolution and development of such behavior. It is useful to examine the circumstances under which other species will or will not barter to more fully understand the phenomenon.
Brosnan, Sarah F.   +4 more
openaire   +4 more sources

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