Results 91 to 100 of about 278,937 (311)

Neuron‐Targeted Exosomal Delivery of siRNA Against RIPK3 Slows Neurodegenerative Progression in Alzheimer's Disease

open access: yesAdvanced Science, EarlyView.
Engineered exosomal siRNA delivery platform enables systemic, neuron‐targeted RNA transport across the blood–brain barrier. Surface functionalization with rabies virus glycoprotein‐derived peptide facilitates receptor‐mediated transcytosis, achieving efficient cytosolic delivery and robust gene silencing. Targeting RIPK3 suppresses necroptosis, reduces
Chi Zhang   +9 more
wiley   +1 more source

The primate connection [PDF]

open access: yesNature, 2010
Studies comparing HIV infection and its simian counterpart in different monkey species are filling gaps in knowledge, explains Bijal Trivedi.
openaire   +2 more sources

Detection by PCR and isolation assays of the anaerobic intestinal spirochete Brachyspira aalborgi from the feces of captive nonhuman primates [PDF]

open access: yes, 2003
The purpose of this study was to investigate the presence of the anaerobic intestinal spirochetes Brachyspira aalborgi and Brachyspira pilosicoli in the feces of captive nonhuman primates (n = 35) from 19 species housed at the Zoological Gardens, Perth ...
Taylor, N.M.   +4 more
core  

Experience‐Dependent Reorganization of Hippocampal CA3 Neuronal Ensembles Associates With Memory Generalization

open access: yesAdvanced Science, EarlyView.
Mice can transfer the learned rule of spatial working memory to guide similar but novel tasks. Hippocampal CA3 populational activity dynamically reorganize during memory generalization, shifting from task‐specific to generalized coding over testing days. Sparse yet redundant neural representations of CA3 enable rule transfer and cognitive map formation,
Da Song   +8 more
wiley   +1 more source

Vocal communication of White-footed Tamarin (Saguinus leucopus) in the wild

open access: yesCaldasia, 2013
The white-footed tamarin, Saguinus leucopus, is an endemic primate of Colombia whose vocal communication has been little studied. For a period of a month we applied behavior sampling with continuous record, recording tamarins’ vocalizations, and the ...
Fuentes Jesualdo Arturo   +2 more
doaj  

A numerical taxonomy of the primates

open access: yes, 1982
The taxonomic configuration of the Order Primates in three different schemes (morphological, immunological, and cladistic) is examined. Multivariate techniques of analysis are used to testthe taxonomies, one against the others, resulting in a ...
Little, Bertis Britt
core  

Nonhuman primates as models of hemispheric specialization [PDF]

open access: yes, 1999
The present chapter concerns the issue of hemispheric specialization for perceptual and cognitive processes. In spite of a long-lasting view that only humans are lateralized (e.g., Warren, 1980), there is now strong documentation for anatomical ...
Dépy, D, Fagot, J, Vauclair, J
core  

Human Foetal Neuroblasts Exhibit BK Channel‐Dependent Membrane Voltage Oscillations upon Depolarization

open access: yesAdvanced Science, EarlyView.
Primary cultures of neuroblasts isolated from the nucleus basalis of Meynert of 12‐weeks‐old human foetuses were prepared. Whole‐cell patch‐clamp recordings were performed by injecting a depolarizing stimulus current (+500 pA; 500 ms), and the membrane voltage recorded; this stimulus current evoked periodic‐like oscillations in membrane voltage ...
Elisabetta Coppi   +9 more
wiley   +1 more source

CUALIDADES DULCE-ACIDA”: SEÑALES UTILIZADAS POR Ateles fusciceps rufiventris PARA LA ACEPTACIÓN DE LAS FRUTAS

open access: yesActa Biológica Colombiana
La dieta de los monos araña (Ateles spp.) está compuesta en un 90% por frutos maduros. Los monos araña podrían utilizar las cualidades dulce-ácida de las especies de frutos para evaluarlos y aceptarlos por medio del uso del sentido del gusto.
Karol M Gutiérrez Pineda
doaj  

Habitat Ecologique et Liberté des Primates – a case study of chimpanzee reintroduction in the Republic of Congo

open access: yes, 2002
First paragraph: Chimpanzees are endangered, and while conservation efforts have concentrated on habitat protection, some attempts to re-introduce chimpanzees have been made.
Farmer, K H, Jamart, Aliette
core  

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