Results 21 to 30 of about 1,687 (138)

Molecular Alterations of KIT Oncogene in Gliomas

open access: yesAnalytical Cellular Pathology, Volume 29, Issue 5, Page 399-408, 2007., 2007
Gliomas are the most common and devastating primary brain tumours. Despite therapeutic advances, the majority of gliomas do not respond either to chemo or radiotherapy. KIT, a class III receptor tyrosine kinase (RTK), is frequently involved in tumourigenic processes. Currently, KIT constitutes an attractive therapeutic target.
Ana L. Gomes   +8 more
wiley   +1 more source

Pattern Operators for Grid Environments

open access: yesScientific Programming, Volume 11, Issue 3, Page 237-261, 2003., 2003
A pattern based approach for developing applications in a Grid computing environment is presented, and is based on the ability to manage components and their interactions. The approach provides a formal way of combining recurrent themes in Grid applications, and provides a set of operators that may be used to manipulate the patterns.
Maria Cecília Gomes   +2 more
wiley   +1 more source

Isolamento e identificação de fungos micorrízicos rizoctonióides associados a três espécies de orquídeas epífitas neotropicais no Brasil Isolation and identification of rhizoctonia-like mycorrhizal fungi associated to three neotropical epiphytic orchid species in Brazil

open access: yesRevista Brasileira de Ciência do Solo, 2005
Distúrbios causados pelo homem têm resultado no aumento do risco de extinção de diversos táxons de orquídeas nativas da Mata Atlântica no Brasil. Na natureza, orquídeas utilizam obrigatoriamente fungos endomicorrízicos para a germinação de sementes e ...
Olinto Liparini Pereira   +3 more
doaj   +1 more source

Orchidaceae in Iguaçu National Park, Paraná, Brazil [PDF]

open access: yesRodriguésia
This study presents a synopsis of the Orchidaceae species in Iguaçu National Park (ParNa Iguaçu), one of the largest Atlantic Forest remnants in the state of Paraná. Orchidaceae is represented in the area by 65 species, distributed in 41 genera, the most
Hauanna Zubek   +6 more
doaj   +1 more source

Storage and in vitro germination of orchids (Orchidaceae) seeds from Atlantic Forest – Brazil

open access: yesAnais da Academia Brasileira de Ciências
: The orchid seed banks of Atlantic Forest may be considered a key strategy for the conservation of species threatened with extinction by indiscriminate collection or habitat destruction.
CRISTINA R.B. Franceschi   +3 more
doaj   +1 more source

Complete Fusion Enhancement and Suppression of Weakly Bound Nuclei at Near Barrier Energies

open access: yes, 2012
We consider the influence of breakup channels on the complete fusion of weakly bound systems in terms of dynamic polarization potentials. It is argued that the enhancement of the cross section at sub-barrier energies may be consistent with recent ...
Beckerman M   +14 more
core   +1 more source

Approach to climatophilous vegetation series of Serra da Estrela (Portugal) [PDF]

open access: yes, 2012
This work contains the study results of climatophilous vegetation series from Serra da Estrela, the highest mountain on the Portuguese mainland. Located in central-northern Portugal in the Estrelensean Sector (Carpetan-Leonese Subprovince), the Serra da ...
Cano, Eusebio   +2 more
core   +1 more source

Orchidaceae em um fragmento de Mata de Cipó no distrito de Morrinhos, Poções, Bahia

open access: yesPaubrasilia
O município de Poções está inserido em uma área de transição entre a Caatinga e a Mata Atlântica, apresentando uma vegetação restrita a esta região no estado da Bahia, a Floresta Estacional Decidual Montana ou Mata de Cipó. Desta forma, este estudo teve
Mateus Gonçalves Santos   +1 more
doaj   +1 more source

Bounded fitness landscapes and the evolution of the linguistic diversity

open access: yes, 2005
A simple spatial computer simulation model was recently introduced to study the evolution of the linguistic diversity. The model considers processes of selective geographic colonization, linguistic anomalous diffusion and mutation.
Abrams   +21 more
core   +1 more source

A família Orchidaceae no município de Morro do Chapéu, Bahia, Brasil

open access: yesRodriguésia
Este trabalho apresenta um estudo florístico das Orchidaceae de Morro do Chapéu, município pertencente à Chapada Diamantina e localizado no estado da Bahia, Brasil.
Cláudia Araújo Bastos   +1 more
doaj   +1 more source

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