Results 21 to 30 of about 446 (165)

Rabdomiossarcoma alveolar em papagaio (Amazona Aestiva)

Acta Scientiae Veterinariae, 2018
Uma ampla variedade de doencas neoplasicas e vista em especies de aves de estimacao, sendo que frequentemente se apresentam como massas ou lesoes que ocupam espaco, tendo suas aparencias variadas e, com isso, devem ser diferenciadas. Neoplasias de origem musculares sao raras em especies de aves domesticas ou de vida livre.
Araújo, Ana Cristina Pacheco de, Carvalho, Amarílis Díaz de, Nascimento, Patrícia Bastos do, Voll, Juliana, Dreimeier, David   +4 more
openaire   +4 more sources

Hepatic T‐cell lymphoma in a blue‐fronted Amazon parrot (Amazona aestiva) and subcutaneous T‐cell lymphoma in a grey parrot (Psittacus erithacus)

Veterinary Record Case Reports, Volume 11, Issue 4, December 2023., 2023
Abstract T‐cell lymphoma was diagnosed in a mature blue‐fronted Amazon parrot (Amazona aestiva) and a mature grey parrot (Psittacus erithacus). The Amazon parrot was diagnosed with soft tissue sarcoma in the neck and T‐cell hepatic lymphoma. The sarcoma was surgically removed, but chemotherapy for the lymphoma was declined by the owner.
Amanda H. C. Wen, Jessica R. Comolli, Laura A. B. Aguilar, Megan N. Caudill, K. Paige Carmichael, Stephen J. Divers   +5 more
wiley   +1 more source

Yeasts and filamentous fungi in psittacidae and birds of prey droppings in midwest region of Brazil: a potential hazard to human health

Brazilian Journal of Biology, 2018
Birds of prey and from Psittacidae family are host to fungal microbiota and play an important role in the epidemiology of zoonoses. Few studies in the literature have characterized mycelial and yeast fungi in the droppings of these birds and correlated ...
W. B. Simi, D. P. Leite-Jr, C. R. Paula, H. D. Hoffmann-Santos, D. T. Takahara, R. C. Hahn   +5 more
doaj   +1 more source

Hipovitaminose A em papagaios (amazonas aestiva aestiva)

Revista da Faculdade de Medicina Veterinária, Universidade de São Paulo, 1963
In this work the authors refer first to the high incidence of Hipovitaminosis A on parrots (Amazonas aestiva aestiva) living incages. Of 121 birds examinated by them during the period 1957-1961, 34,7% evidenced the Hipovitaminosis A. They present the symptomatology of this disease on parrots.
Paulo De Carvalho Pereira, Eduardo Harry Birgel, Romeu Diniz Lamounier   +2 more
openaire   +2 more sources

Retrospective study of ocular disorders in Amazon parrots Estudo retrospectivo das alterações oculares observadas em papagaios

Pesquisa Veterinária Brasileira, 2009
A retrospective study was conducted to identify the occurrence and types of ocular disorders in 57 Amazon parrots admitted to the Ophthalmology Service, Veterinary Teaching Hospital, School of Veterinary Medicine, University of São Paulo, Brazil from ...
Ana Paula Hvenegaard, Angélica M.V. Safatle, Marta B. Guimarães, Antônio J.P. Ferreira, Paulo S.M. Barros   +4 more
doaj   +1 more source

Sexagem de Aves da Espécie Amazona aestiva (Papagaio Verdadeiro) por meio de técnica de PCR

Pubvet, 2020
Na maioria das espécies de aves não é possível realizar a identificação do gênero pelas características fenotípicas externas já que os órgãos reprodutivos são internos.
Fabiana Batalha Knackfuss, Danielle Dutra Voigt, Ricardo Silva Novaes, Samira Domett Carmo da Silva, Luara Duarte dos Santos Nascimento, Janaina Cristina Furtado de Albuquerque, Vivianne Galante Ramos, Renato Luiz Silveira   +7 more
doaj   +1 more source

Molecular Survey of Pathogens in Wild Amazon Parrot Nestlings: Implications for Conservation

Diversity, 2021
South America presents the greatest Psittacidae diversity in the world, but also has the highest numbers of threatened parrot species. Recently, exotic viruses have been detected in captive native psittacine birds in Brazil, however, their impacts on the
Frederico Fontanelli Vaz, Elenise Angelotti Bastos Sipinski, Gláucia Helena Fernandes Seixas, Nêmora Pauletti Prestes, Jaime Martinez, Tânia Freitas Raso   +5 more
doaj   +1 more source

Clinical, pathological and parasitological aspects of ascaridiasis in Blue-fronted parrots (Amazona aestiva) from illegal wildlife trade in Northeastern Brazil

Brazilian Journal of Veterinary Pathology, 2017
Wild birds from illegal wildlife trade are susceptible to several injuries due to the unfavorable sanitary conditions in which they are maintained. Among these animals, parrots of the Amazona genus are frequent victims, and are hosts to parasites of the ...
Raul A. S. Siqueira, Temístocles S. O. Neto, Ricardo R. Guerra, Vinícius L. R. Vilela, Ricardo B. Lucena   +4 more
doaj   +1 more source

Reintroduction and monitoring of the bird Amazona aestiva (Psittaciformes: Psittacidae) in Brazil

Revista de Biología Tropical, 2023
Introduction: Reintroduction is a procedure used to reestablish wild animal populations. Objective: The present study aimed to evaluate the success of reintroducing Amazona aestiva and investigate whether abiotic factors (temperature, humidily, and luminosity) interfere with the search for food supplementation in feeders installed in the release area ...
Ricardo Evangelista Fraga, Caio Marcio Rodrigues Santos, Ramona Soares Silva, Rayanna Emanuelle Rocha Teixeira, Laize Tomazi, Marcio Borba Da Silva, Cleverson Zapelini Dos Santos, Alexandre Schiavetti   +7 more
openaire   +3 more sources

Genetic variability in three Amazon parrot species

Brazilian Journal of Biology
Parrots of the genus Amazona are among the most threatened species of the Order Pscittaciformes. This work describes allozyme polymorphisms in three Amazon parrot species - the Blue-fronted Amazon (Amazona aestiva), the Orange-winged Amazon (Amazona ...
IF. Lopes, MA. Del Lama, SN. Del Lama
doaj   +1 more source