Results 91 to 100 of about 6,395 (226)

Polymorphism in Trypomastigotes of Trypanosoma (Megatrypanum) minasense in the blood of experimentally infected squirrel monkey and marmosets

Memorias do Instituto Oswaldo Cruz, 1999
Experimental infections by Trypanosoma (Megatrypanum) minasense were performed in primates - Saimiri sciureus and Callithrix penicillata - with the objective of searching for morphological variations of the blood trypomastigotes with respect to hosts and
Mariangela Ziccardi, Ricardo Lourenço-de-Oliveira   +1 more
doaj   +1 more source

Advances in the design and development of oncolytic measles viruses. [PDF]

, 2015
A successful oncolytic virus is one that selectively propagates and destroys cancerous tissue without causing excessive damage to the normal surrounding tissue. Oncolytic measles virus (MV) is one such virus that exhibits this characteristic and thus has
Hutzen, Brian, Raffel, Corey, Studebaker, Adam W   +2 more
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Comparative histological study of the reinforced area of the saccular membrane in mammals [PDF]

Comparative histological study of reinforced area of saccular membrane in ...
Igarashi, M.
core   +1 more source

Mamirauá:

Sustentabilidade em Debate, 2014
A presente galeria de fotos e o texto que a acompanha são o resultado da viagem à Reserva de Desenvolvimento Sustentável Mamirauá, realizada pelo fotógrafo e professor da Universidade de Brasília (Veterinária) Marcelo Ismar Santana e pelo professor da ...
José Luiz de Andrade Franco, Marcelo Ismar Santana   +1 more
doaj  

Sexual dimorphism in the squirrel monkey, Saimiri sciureus (Linnaeus, 1758) and Saimiri ustus (I. Geoffroy, 1844) (Primates, Cebidae)

Brazilian Journal of Biology
Causes and implications of sexual dimorphism have been studied in several different primates using a variety of morphological characters such as body weight, canine length, coat color and ornamentation.
B. Goldschmidt, A. Mota-Marinho, C. Araújo-Lopes, MA. Brück-Gonçalves, D. Matos-Fasano, MC. Ribeiro-Andrade, LW. Ferreira-Nascimento, J. Simmer-Bravin, D. Monnerat-Nogueira   +8 more
doaj   +1 more source

Grooming-at-a-distance by exchanging calls in non-human primates

, 2015
International audienceThe 'social bonding hypothesis' predicts that, in large social groups, functions of gestural grooming should be partially transferred to vocal interactions.
Alban Lemasson, Hauser MD, Malgorzata Arlet, Nobuo Masataka, Rendall D, Ronan Jubin, Touitou S   +6 more
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Hyperostotic tympanic bone spicules in domestic and wild animal species [PDF]

, 2016
Hyperostotic tympanic bone spicules (HTBS), or "mucoperiosteal exostoses" (ME, syn.) are small, globular (>= 1 mm in diameter), mostly stalked and drumstick-like, bony structures, which arise from the inner wall of the tympanic bulla and project into the
Blutke, A, Bruhschwein, A, Heitmann, A, Hermanns, W, Parzefall, B, Zollner, M   +5 more
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The prevalence of Microfilaria spp. in primates of colombian zoos

Revista de Medicina Veterinaria, 2007
The prevalence of Microfilaria spp in 266 human and non human primates of Colombian zoos located between 5 and 2850 meters over sea level (mosl) was of 6.39% (17/266).
Rosmery Ladino De La Hortúa, María Isabel Moreno Orozco   +1 more
doaj   +1 more source

Face processing limitation to own species in primates: a comparative study in brown capuchins, Tonkean macaques and humans [PDF]

, 2006
Most primates live in social groups which survival and stability depend on individuals' abilities to create strong social relationships with other group members. The existence of those groups requires to identify individuals and to assign to each of them
Bahrick, Bentin, Bruce, Campbell, Campbell, Carey, Dasser, de Haan, Diamond, Dufour, Fujita, Fujita, Goren, Gosset, Humphrey, Kay, Kelly, Kendrick, Kendrick, Kendrick, Kendrick, Kim, Kuwahata, Leder, Lutz, Maurer, Meissner, Myowa-Yamakoshi, Nelson, Nelson, Nemanic, Niedenthal, Odile Petit, Olivier Pascalis, Overman, Parr, Parr, Parr, Parr, Pascalis, Pascalis, Pascalis, Pascalis, Pascalis, Pascalis, Perrett, Phelps, Porter, Ridley, Sangrigoli, Simons, Tanaka, Thierry, Tomonaga, Tomonaga, Valentine, Valerie Dufour, van Hoof, Wright, Yin, Zola   +60 more
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Geometrical shape discrimination by “Saimiri sciureus” [PDF]

Psychonomic Science, 1965
Squirrel monkeys, saimiri sciureus, which had been previously trained on visual acuity determination, were presented with six different pairs of geometric shapes. One of each pair was slightly different from the other member. Four animals in two apparatuses and tested by two different experimenters differentiated the two members of each pair 90 ...
openaire   +2 more sources