Results 81 to 90 of about 925,632 (246)

The hamster (mesocricetus auratus) as experimental model in chagas' disease: parasitological and histopathological studies in acute and chronic phases of Trypanosoma cruzi infection

open access: yesRevista da Sociedade Brasileira de Medicina Tropical, 1994
This research characterizes the acute and chronic phases of Chagas ' disease in hamster through parasitological and histopathological studies.
Luis Eduardo Ramirez   +3 more
doaj   +1 more source

Avaliação de um programa de intervenção para promover a saúde sexual de adolescentes mexicanos em conflito com a lei [PDF]

open access: yes, 2016
O propósito desta pesquisa foi avaliar a efetividade de um programa de intervenção para promover a saúde sexual de adolescentes que se encontram em conflito com a lei. Trabalhou-se com 118 adolescentes pertencentes a uma comunidade de diagnóstico.
Enríquez-Negrete, David Javier   +2 more
core   +3 more sources

Representation of obligate groundwater‐dwelling copepod diversity in European protected areas

open access: yesConservation Biology, EarlyView.
Abstract Groundwaters sustain diverse surface ecosystems and are populated by metazoan species, mostly invertebrates, that provide fundamental ecological functions and are often of prominent conservation value due to narrow endemism and high phylogenetic rarity.
Francesco Cerasoli   +7 more
wiley   +1 more source

Cariogenicidad de las bebidas carbonatadas comerciales en un modelo experimental de caries con biofilms [PDF]

open access: yes, 2014
58 p.Objetivo: Pese a que el consumo de bebidas carbonatadas se asocia con mayor prevalencia de caries, su efecto sobre la cariogenicidad del biofilm oral no ha sido suficientemente estudiado.
Díaz Garrido, Natalia (Prof. Informante)   +2 more
core  

Role of freshwater availability and terrestrial land‐cover change in the distribution of a declining, terrestrial, insectivorous bird

open access: yesConservation Biology, EarlyView.
Abstract Insectivorous, Afro‐Palearctic migrant birds provide cross‐border ecosystem services, but many are declining rapidly. The complex life cycle of migrant birds makes their conservation difficult, but understanding where they spend time during the breeding season can help indicate where those actions will be most effective.
Catrin F. Eden   +5 more
wiley   +1 more source

Modelo experimental para pesquisa e desenvolvimento de aditivos alternativos para frangos de corte. [PDF]

open access: yes, 2015
bitstream/item/85481/1/DCOT-315 ...
BELLAVER, C.   +3 more
core   +1 more source

Avaliação das anormalidades precoces da retina sensorial em modelo experimental de hipercolesterolemia: estudo imunohistoquímico [PDF]

open access: yes, 2009
PURPOSE: The aim of this study is to demonstrate the early changes of the sensory retina induced by hypercholesterolemia in an experimental model. METHODS: New Zealand rabbits were divided into two groups: CG (Control Group) was fed a normal diet for 6 ...
Luchini, Andréa   +7 more
core   +2 more sources

Harnessing social media data to track species range shifts

open access: yesConservation Biology, EarlyView.
Abstract Biodiversity monitoring programs and citizen science data remain heavily biased toward the Global North. Especially in megadiverse countries with limited biodiversity records, incorporating social media data can help address existing data gaps.
Shawan Chowdhury   +15 more
wiley   +1 more source

Estudo de traumatismo craniencefálico experimental em ratos com aparelho de impacto cortical controlado

open access: yesBrazilian Neurosurgery, 2008
Objetivo: Desenvolver um modelo de impacto cortical controlado (pneumático) para traumatismo craniencefálico experimental em ratos, sem exposição do encéfalo.
Amylcar Edemilson Dvilevicius   +3 more
doaj   +1 more source

Modelo de deformação numérico e experimental em secções tubulares [PDF]

open access: yes, 2011
Neste artigo apresenta-se um modelo numérico e experimental para a análise de secções tubulares quando submetidas a carregamentos transversais. O objectivo consiste na avaliação da integridade estrutural destes elementos função da sua resistência à ...
Barreira, Luísa   +3 more
core  

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