Results 81 to 90 of about 1,341 (202)

Absence of Blood Chimerism in Twin Goeldi's Monkeys (Callimico goeldii): Implications for Interpreting Callitrichid Phylogeny

open access: yesAmerican Journal of Primatology, Volume 87, Issue 9, September 2025.
All Callitrichidae have twins who are chimeras, but Callimico has singletons. We examined evidence of blood chimerism in the only known surviving Callimico twins, and found that they were non‐chimeric. This represents the first report of the absence of blood chimerism in twins of any callitrichid species.
Gustl Anzenberger   +2 more
wiley   +1 more source

Infecção experimental de macacos Cebus apella sp pelo Trypanosoma cruzi (cepa "y") I - curva da parasitemia na fase aguda da doença de Chagas

open access: yesRevista da Sociedade Brasileira de Medicina Tropical, 1977
Sete macacos (Cebus apella sp) foram inoculados por via subcutânea peto Trypanosoma cruzi com um número de formas tripomastigotas que variou de 25 x 103 a 5 x 1O6.
Geraldo Chaia   +3 more
doaj  

Distribution of teneurin-1 (TEN 1) and teneurin-1 c-terminal associated peptide (TCAP-1) in neurons of the central nervous system of non-human primates (Cebus apella). [PDF]

open access: yes, 2012
As teneurinas (TENs) são de proteínas de transmembrana com significante expressão no sistema nervoso central (SNC). Foi verificado que o último éxon dos genes das TENs codifica um peptídeo com elevada identidade ao fator liberador de corticotropina (CRF)
Torres, Kelly Regina   +1 more
core   +1 more source

Autoecología de bromeliáceas epífitas del Noroeste Argentino y su relación con Cebus apella (Primates) [PDF]

open access: yes, 2011
Se estudió la composición y distribución de las Selvas Pedemontanas y de las Selvas y Bosques Montanos, habitat de Cebus apella en el noroeste argentino, llegándose a la conclusión que las mismas son el producto de la historia biogeográfica de la región,
Brown, Alejandro Diego
core  

Prestige affects cultural learning in chimpanzees [PDF]

open access: yes, 2010
Humans follow the example of prestigious, high-status individuals much more readily than that of others, such as when we copy the behavior of village elders, community leaders, or celebrities.
de Waal, Frans B. M.   +16 more
core   +1 more source

Sexual Dimorphism in the Femur and Pelvis of Cebus apella with a Randomization Experiment Examining Sample Size in the Fossil Record [PDF]

open access: yes, 2017
Measures of sexual dimorphism for six skeletal traits of the femur and pelvis of Cebus apella were calculated for 18 individuals to better understand primate skeletal dimorphism.
Schaars, Ryan P
core   +1 more source

"Paracoccidioidomycosis-infection" Survey in Brazilian Captive primates (Cebus apella)

open access: yes, 1992
The aim of this study was to verify the possible occurrence of paracoccidioidomycosis-infection in animals that belong to the Order Primates, once they are phylogenetically closest to the only naturally susceptible host of the disease, the human being.
Costa, Elizabeth Oliveira da   +4 more
openaire   +1 more source

Effects of whole-body X-irradiation on the peripheral blood of primate Cebus apella.

open access: yesBrazilian journal of medical and biological research = Revista brasileira de pesquisas medicas e biologica, 1992
The effects of ionizing radiation on the peripheral blood elements of primate Cebus apella were examined after a single 25.8 mC/kg (100 R) dose of whole-body X-ray. We determined the number of white blood cells, neutrophils, eosinophils, basophils, lymphocytes, monocytes and erythrocytes up to 90 days after exposure of 5 animals. Hemoglobin content and
Egami, Mizue Imoto UNIFESP   +3 more
openaire   +1 more source

Muc1 and glycan expression in the oviduct and endometrium of a New World monkey, Cebus apella. [PDF]

open access: yes, 2001
Cebus apella is a New World monkey that has a menstrual cycle of 18-23 days with implantation at approximately luteal Day 5. The aim of this study was to characterize by lectin- and antibody-labeling the distribution of Muc1 and associated glycans on the
Ortiz, ME   +9 more
core   +1 more source

Leishmaniose cutânea experimental: I - sobre a susceptibilidade do primata Cebus apella (Cebidae) a infecção pela Leishmania (Viannia) lainsoni Silveira, Shaw, Braga e Ishikawa, 1987

open access: yesRevista da Sociedade Brasileira de Medicina Tropical, 1989
Foi investigada a susceptibilidade do primata Cebus apella (Cebidae) à infecção experimental pela Leishmaiua (Viannia) lainsoni, com o objetivo de estudara patogenia desse parasita, ainda pouco conhecido para o homem. Dessa forma, cinco espécimens jovens
Fernando T. Silveira   +6 more
doaj  

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