Results 91 to 100 of about 6,199 (203)

THERMOTOLERANT Campylobacter SPECIES ISOLATED FROM PSITTACIFORMES IN THE PERUVIAN AMAZON REGION

open access: yesRevista do Instituto de Medicina Tropical de São Paulo, 1998
Foi determinada a freqüência de isolamento de campylobacters termotolerantes em Psittaciformes silvestres capturados na região amazônica do Peru. Campylobacters foram isolados em 10/142 (7.0%) dos animais estudados, sendo C. jejuni subsp. jejuni biovar I
Alvaro TRESIERRA-AYALA   +1 more
doaj   +1 more source

To transduce a zebra finch: interrogating behavioral mechanisms in a model system for speech. [PDF]

open access: yes, 2017
The ability to alter neuronal gene expression, either to affect levels of endogenous molecules or to express exogenous ones, is a powerful tool for linking brain and behavior. Scientists continue to finesse genetic manipulation in mice.
Heston, Jonathan B, White, Stephanie A
core   +1 more source

Determinación del sexo en aves [PDF]

open access: yes, 2014
Traballo fin de grao (UDC.CIE ...
González Suurbach, Sofía
core  

Perineuronal satellite neuroglia in the telencephalon of New Caledonian crows and other Passeriformes: evidence of satellite glial cells in the central nervous system of healthy birds? [PDF]

open access: yes, 2013
Glia have been implicated in a variety of functions in the central nervous system, including the control of the neuronal extracellular space, synaptic plasticity and transmission, development and adult neurogenesis.
Brownson   +45 more
core   +1 more source

Presencia de espinas en la molleja de pichones de cotorra Argentina (Myiopsitta m. monachus) [PDF]

open access: yes, 2009
Fil: Aramburú, Rosana Mariel. División Zoología Vertebrados. Facultad de Ciencias Naturales y Museo. Universidad Nacional de La Plata; ArgentinaFil: Pezzoni, Magdalena. División Zoología Vertebrados. Facultad de Ciencias Naturales y Museo.
Arambarri, Angélica Margarita   +3 more
core  

Tertiary Climate Change and the Diversification of the Amazonian Gecko Genus Gonatodes (Sphaerodactylidae, Squamata) [PDF]

open access: yes, 2008
The genus Gonatodes is a monophyletic group of small-bodied, diurnal geckos distributed across northern South America, Central America, and the Caribbean.
Colli, Guarino R.   +3 more
core   +1 more source

Multidirectional chromosome painting substantiates the occurrence of extensive genomic reshuffling within Accipitriformes. [PDF]

open access: yes, 2015
BACKGROUND: Previous cross-species painting studies with probes from chicken (Gallus gallus) chromosomes 1-10 and a paint pool of nineteen microchromosomes have revealed that the drastic karyotypic reorganization in Accipitridae is due to extensive ...
Beiyuan Fu   +10 more
core   +4 more sources

The multifactorial nature of beak and skull shape evolution in parrots and cockatoos (Psittaciformes)

open access: yesBMC Evolutionary Biology, 2019
Background The Psittaciformes (parrots and cockatoos) are characterised by their large beaks, and are renowned for their ability to produce high bite forces.
Jen A. Bright   +3 more
doaj   +1 more source

Occurrence of Escherichia coli in captive psittaciformes: antimicrobial susceptibility and virulence genes

open access: yesCiência Animal Brasileira, 2020
Captive Psittaciformes may harbor Gram-negative bacteria in their digestive tract, mainly due to poor hygienic conditions and confinement. The present study was carried out with the objective of isolating and identifying Escherichia coli in samples ...
Karine Louise Calaça   +5 more
doaj  

La colección de huevos "Pablo Girard" del Museo de La Plata [PDF]

open access: yes, 2014
Se presenta información sobre la colección de huevos "Pablo Girard" que forma parte de la Colección Ornitológica del Museo de La Plata (División Zoología de Vertebrados, Facultad de Ciencias Naturales y Museo, Universidad Nacional de La Plata).
Bogado, Natalia   +3 more
core   +1 more source

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