Results 11 to 20 of about 3,675 (170)

Call combination order and iterations may shift meaning in sooty mangabey vocal sequences [PDF]

open access: yesBMC Biology
Background Human language expands meaning through the structured combination of sounds, but such mechanisms remain rare in nonhuman animals, raising questions about their evolution.
Auriane Le Floch   +7 more
doaj   +2 more sources

Spectral sensitivity of the Sooty mangabey [PDF]

open access: yesPerception & Psychophysics, 1967
Purkinje shift and scotopic and photopic spectral sensitivity functions were determined for four Sooty mangabeys and five human controls using a flicker technique in a four-choice discrete trials task. Results-indicate a Purkinje shift similar in magnitude and frequency locus to that of human controls. Scotopic spectral sensitivity was almost identical
Calvin K. Adams, Arthur E. Jones
exaly   +2 more sources

Coexpression Network Analysis of Benign and Malignant Phenotypes of SIV-Infected Sooty Mangabey and Rhesus Macaque. [PDF]

open access: yesPLoS ONE, 2016
To explore the differences between the extreme SIV infection phenotypes, nonprogression (BEN: benign) to AIDS in sooty mangabeys (SMs) and progression to AIDS (MAL: malignant) in rhesus macaques (RMs), we performed an integrated dual positive-negative ...
Zhao-Wan Yang   +8 more
doaj   +2 more sources

How mangabey molar form differs under routine vs. fallback hard-object feeding regimes [PDF]

open access: yesPeerJ, 2023
Background Components of diet known as fallback foods are argued to be critical in shaping primate dental anatomy. Such foods of low(er) nutritional quality are often non-preferred, mechanically challenging resources that species resort to during ...
Debbie Guatelli-Steinberg   +5 more
doaj   +3 more sources

Jaw-Muscle Structure and Function in Primates: Insights Into Muscle Performance and Feeding-System Behaviors. [PDF]

open access: yesEvol Anthropol
ABSTRACT The jaw‐adductor muscles drive the movements and forces associated with primate feeding behaviors such as biting and chewing as well as social signaling behaviors such as wide‐mouth canine display. The past several decades have seen a rise in research aimed at the anatomy and physiology of primate chewing muscles to better understand the ...
Taylor AB   +3 more
europepmc   +2 more sources

Imaging and Pathological Comprehensive Analysis of Oesophageal Squamous Cell Carcinoma in a Rhesus Monkey (Macaca mulatta). [PDF]

open access: yesVet Med Sci
This report described a rhesus monkey with oesophageal squamous cell carcinoma (ESCC). In the study, the diagnostic methods including clinical examination, imaging and pathological comprehensive analysis were described. Gastroscope examination and CT scan showed oesophagus obstruction; HE staining revealed oesophageal tumour composed of nests of ...
Li H, Chen L, Zhang L, Chen X, Wang H.
europepmc   +2 more sources

Rule-based sequences in sooty mangabey vocal communication

open access: yes
Abstract Investigating how non-human animals produce call sequences provides key insights into the evolutionary origins of meaning in vocal communication, including syntax. Many species combine calls into structured sequences, often following specific rules, yet most studies focus on only a few sequences per species.
Floch AL   +7 more
europepmc   +2 more sources

Classic AIDS in a sooty mangabey after an 18-year natural infection. [PDF]

open access: yesJ Virol, 2004
ABSTRACTPrevailing theory holds that simian immunodeficiency virus (SIV) infections are nonpathogenic in their natural simian hosts and that lifelong infections persist without disease. Numerous studies have reported that SIV-infected sooty mangabeys (SMs;Cercocebus atys) remain disease free for up to 24 years despite relatively high levels of viral ...
Ling B   +6 more
europepmc   +4 more sources

APOBEC3G Polymorphism as a Selective Barrier to Cross-Species Transmission and Emergence of Pathogenic SIV and AIDS in a Primate Host [PDF]

open access: yes, 2013
Cellular restriction factors, which render cells intrinsically resistant to viruses, potentially impose genetic barriers to cross-species transmission and emergence of viral pathogens in nature. One such factor is APOBEC3G.
Johnson, Welkin E.   +6 more
core   +21 more sources

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