Browsing Artículos by Subject "-"

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A Soluble Factor from Trypanosoma cruzi Inhibits Transforming Growth Factor-ß-Induced MAP Kinase Activation and Gene Expression in Dermal Fibroblasts

Costales Cordero, Jaime Alfredo (2011)

The protozoan parasite Trypanosoma cruzi, which causes human Chagas´disease, exerts a variety of effects on host extracellular matrix (ECM) including proteolytic degradation of collagens and dampening of ECM gene expression. ...
Ecological and genetic divergence between two lineages of Middle American túngara frogs Physalaemus (=Engystomops) pustulosus

Ron Melo, Santiago Rafael (2010)

Uncovering how populations of a species differ genetically and ecologically is important for understanding evolutionary processes. Here we combine population genetic methods (microsatellites) with phylogenetic information ...
Taxonomic and plumage relationship between red-backed buzzards Buteo polyosoma and Buteo poecilochrous

De Vries Postma, Tjitte (2010)

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The Impact of Conservation on the Status of the World´s Vertebrates

Ron Melo, Santiago Rafael (2010)

Using data for 25,780 species categorized on the International Union for Conservation of Nature Red List, we present an assessment of the status of the world’s vertebrates. One-fifth of species are classified as Threatened, ...

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