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When genes move farther than offspring: gene flow by male gamete dispersal in the highly philopatric bat species Thyroptera tricolor
(2013-11)
For species characterized by philopatry of both sexes, mate selection represents an important behaviour for inbreeding avoidance, yet the implications for gene flow are rarely quantified. Here, we present evidence of male ...
Las instituciones de Bretton Woods: ¿gobierno sin legitimidad?
(Facultad de Economía, 2009)
Peces de importancia comercial en el sur del estado de Sinaloa, México (pesca artesanal)
(Instituto Politécnico Nacional (IPN), Centro Interdisciplinario de Ciencias Marinas, 1994-07-01)
Because of the importance of the small-scale fishery long the south coast of Sinaloa State, México, the specific composition of the catch landed at Playa Sur (Mazatlán),Barras de Piaxtla, and Teacapán were sampled during ...
Diagnostic utility of immunohistochemistry in distinguishing trichoepithelioma and basal cell carcinoma: evaluation using tissue microarray samples
(NATURE PUBLISHING GROUPNEW YORK, 2012)
Trichoepithelioma is a benign neoplasm that shares both clinical and histological features with basal cell carcinoma. It is important to distinguish these neoplasms because they require different clinical behavior and ...
A new toxodont (Mammalia, Panperissodactyla, Notoungulata) from the Oligocene of Patagonia, Argentina, and systematic considerations on the paraphyletic ‘Notohippidae’
(Cambridge University Press, 2021-02-11)
Notoungulates were the most diverse group of South American native ungulates during the Cenozoic. They ranged from small rodent-like to heavy rhino-like forms and, despite this morphological diversity, their monophyly is ...
DIAGNÓSTICO SITUACIONAL SOBRE RIESGOS QUÍMICOS EN LABORATORIOS DE INVESTIGACIÓN, PROPUESTA DE ATENCIÓN Y PREVENCIÓN
(2011-12-02)
The scientific activities in research laboratories every day become more complex and
dangerous as they are conditioned by their own characteristics, which represent a
number of risks and consequences of origin varied, ...
Karyotypic characterization of Ramphastidae (Piciformes, Aves)
(Sociedade Brasileira de Genética, 2002-01-01)
The karyotypes of nine species of the family Ramphastidae were determined and compared with that of the toco toucan (Ramphastos toco), the only ramphastid karyotype so far reported in the literature. Differences in the ...
Molecular phylogeny of Moenkhausia (Characidae) inferred from mitochondrial and nuclear DNA evidence
(2013-05-29)
Moenkhausia is one of the most speciose genera in Characidae, currently composed of 75 nominal species of small fishes distributed across South American hydrographic basins, primarily the Amazon and Guyanas. Despite the ...
Molecular phylogeny of Moenkhausia (Characidae) inferred from mitochondrial and nuclear DNA evidence
(2013-05-29)
Moenkhausia is one of the most speciose genera in Characidae, currently composed of 75 nominal species of small fishes distributed across South American hydrographic basins, primarily the Amazon and Guyanas. Despite the ...
Karyotypic characterization of Ramphastidae (Piciformes, Aves)
(Sociedade Brasileira de Genética, 2002-01-01)
The karyotypes of nine species of the family Ramphastidae were determined and compared with that of the toco toucan (Ramphastos toco), the only ramphastid karyotype so far reported in the literature. Differences in the ...