Results 21 to 30 of about 24,905 (218)

Striatal dopamine D2/3 receptor regulation by stress inoculation in squirrel monkeys

open access: yesNeurobiology of Stress, 2016
Intermittent mildly stressful situations provide opportunities to learn, practice, and improve coping in a process called stress inoculation. Stress inoculation also enhances cognitive control and response inhibition of impulsive motivated behavior ...
Alex G. Lee   +7 more
doaj   +1 more source

Dissecting the mechanisms of squirrel monkey (Saimiri boliviensis) social learning [PDF]

open access: yesPeerJ, 2013
Although the social learning abilities of monkeys have been well documented, this research has only focused on a few species. Furthermore, of those that also incorporated dissections of social learning mechanisms, the majority studied either capuchins ...
LM Hopper   +3 more
doaj   +2 more sources

Susceptibilities of Nonhuman Primates to Chronic Wasting Disease

open access: yesEmerging Infectious Diseases, 2009
Chronic wasting disease (CWD) is a transmissible spongiform encephalopathy, or prion disease, that affects deer, elk, and moose. Human susceptibility to CWD remains unproven despite likely exposure to CWD-infected cervids.
Brent Race   +16 more
doaj   +1 more source

Experimental Infection of Squirrel Monkeys with Nipah Virus

open access: yesEmerging Infectious Diseases, 2010
We infected squirrel monkeys (Saimiri sciureus) with Nipah virus to determine the monkeys’ suitability for use as primate models in preclinical testing of preventive and therapeutic treatments.
Philippe Marianneau   +10 more
doaj   +1 more source

Understanding Solidity: Investigating Knowledge of a Functional Object Property in Brown Capuchin Monkeys (Sapajus apella) and Common Squirrel Monkeys (Saimiri sciureus) [PDF]

open access: yesAnimal Behavior and Cognition, 2020
Humans form abstract representations about the physical properties of objects, with very young infants having ‘core knowledge’ about solidity and continuity.
Eleanor J. Jordan   +3 more
doaj   +1 more source

Phenotypic and functional characterization of lymphocytes from different age groups of Bolivian squirrel monkeys (Saimiri boliviensis boliviensis). [PDF]

open access: yesPLoS ONE, 2013
Due to many physiological and genetic characteristic similarities to humans, squirrel monkeys provide an ideal animal model specifically for studying malaria, and transmissible spongiform encephalopathies (Creutzfeldt-Jacob disease).
Pramod N Nehete   +7 more
doaj   +1 more source

The Infection Rates of Trypanosomes in Squirrel Monkeys at Two Sites in the Brazilian Amazon

open access: yesMemorias do Instituto Oswaldo Cruz, 1997
A study was conducted to determine the prevalence of natural infections by trypanosome species in squirrel monkeys: Saimiri sciureus (Linnaeus) and Saimiri ustus (Geoffroy) caught respectively near 2 hydroelectric plants: Balbina, in the State of ...
Mariangela Ziccardi   +1 more
doaj   +1 more source

Does opportunistic testing bias cognitive performance in primates? Learning from drop-outs [PDF]

open access: yes, 2019
Dropouts are a common issue in cognitive tests with non-human primates. One main reason for dropouts is that researchers often face a trade-off between obtaining a sufficiently large sample size and logistic restrictions, such as limited access to ...
Burkart, Judith M.   +2 more
core   +4 more sources

Functional Organization of Visual Cortex in the Owl Monkey [PDF]

open access: yes, 2004
In this study, we compared the organization of orientation preference in visual areas V1, V2, and V3. Within these visual areas, we also quantified the relationship between orientation preference and cytochrome oxidase (CO) staining patterns. V1 maps of
Bosking, W.   +5 more
core   +1 more source

Small-molecule polymerase inhibitor protects non-human primates from measles and reduces shedding

open access: yesNature Communications, 2021
Measles virus is highly contagious and outbreaks occur worldwide. Here the authors show that the orally bioavailable small-molecule polymerase inhibitor ERDRP-0519 prevents measles disease in squirrel monkeys and reduces virus shedding.
Kevin Wittwer   +13 more
doaj   +1 more source

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