Results 31 to 40 of about 1,954 (159)

Visual acuity of “Saimiri sciureus” [PDF]

open access: yesPsychonomic Science, 1965
The visual acuity of the squirrel monkey was studied by the method of least separable lines. Five animals were studied in two different apparatuses by two different experimenters. Thresholds of 75% correct were established at 0.84 min. of visual angle. Decline in correct responses was well coordinated with increasing latency of response.
openaire   +2 more sources

Saimiri sciureus

open access: yes, 1982
Saimiri sciureus (Linnaeus, 1758). Syst. Nat., 10th ed., 1:29. TYPE LOCALITY: Guyana, Kartabo. DISTRIBUTION: N. Brazil; Marajo IsL(Brazil); Guyana; French Guiana; Surinam; Venezuela; Colombia; E. Ecuador; E. Peru; E. Bolivia. PROTECTED STATUS: CITES - Appendix II as Order Primates. ISIS NUMBER: 5301406006008002001.
Honacki, James H.   +2 more
openaire   +2 more sources

Anatomy and morphometric aspects of the trachea of Saimiri sciureus Linnaeus, 1758: knowledge for emergency procedures

open access: yesAnais da Academia Brasileira de Ciências, 2012
The aim of this work is to study the morphological characteristics of the trachea of Saimiri sciureus through quantification and measurement of the cartilaginous rings, providing information to facilitate the election of more appropriate endotracheal ...
Luane L. Pinheiro   +7 more
doaj   +1 more source

Saimiri sciureus subsp. sciureus Linnaeus 1758

open access: yes, 2005
Published as part of Wilson, Don E. & Reeder, DeeAnn, 2005, Order Primates, pp. 111-184 in Mammal Species of the World: a Taxonomic and Geographic Reference (3 rd Edition), Volume 1, Baltimore :The Johns Hopkins University Press on page 139, DOI: 10.5281/zenodo ...
Wilson, Don E., Reeder, DeeAnn
openaire   +2 more sources

Morphological Characterization of Diaphragm in Common Squirrel Monkey (Saimiri sciureus)

open access: yesAnais da Academia Brasileira de Ciências, 2018
The wall of the diaphragm can be affected by congenital or acquired alterations which allow the passage of viscera between the abdominal and chest cavities, allowing the formation of a diaphragmatic hernia.
JOSÉ RICARDO N. DE SOUZA NETO   +3 more
doaj   +1 more source

Diversidad y abundancia de primates en hábitats del área de influencia de la carretera Iquitos–Nauta, Amazonía Peruana

open access: yesCiencia Amazónica (Iquitos), 2014
En este artículo se proporciona información sobre la diversidad, tamaño de grupo y densidad poblacional de primates para cada hábitat diferenciado en el área de estudio.
Rolando Aquino   +2 more
doaj   +3 more sources

Hemodynamic molecular imaging of tumor-associated enzyme activity in the living brain

open access: yeseLife, 2021
Molecular imaging could have great utility for detecting, classifying, and guiding treatment of brain disorders, but existing probes offer limited capability for assessing relevant physiological parameters.
Mitul Desai   +7 more
doaj   +1 more source

Study of humoral immune response in mammals immunized with Plasmodium falciparum antigenic preparations

open access: yesMemorias do Instituto Oswaldo Cruz, 1992
Six Plasmodium falciparum protein fractions, isolated under reducing conditions, were used to immunize mice, rabbits and the squirrel monkey Saimiri sciureus. Five or seven subcutaneous injections of each antigenic preparation, in conjunction with Freund'
Antonio B. Cruz Cubas   +7 more
doaj   +1 more source

Molecular data highlight hybridization in squirrel monkeys (Saimiri, Cebidae)

open access: yesGenetics and Molecular Biology
Hybridization has been reported increasingly frequently in recent years, fueling the debate on its role in the evolutionary history of species. Some studies have shown that hybridization is very common in captive New World primates, and hybrid offspring ...
Jeferson Carneiro   +3 more
doaj   +3 more sources

Primatas do Parque Nacional do Viruá, Roraima, Brasil

open access: yesBiodiversidade Brasileira, 2018
Este trabalho apresenta o inventário consolidado de primatas do Parque Nacional do Viruá, Roraima, feito a partir da revisão da literatura e consulta ao material tombado nas coleções do Instituto Nacional de Pesquisas da Amazônia e do Museu Paraense ...
Renata Bocorny de Azevedo   +5 more
doaj   +3 more sources

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