Blastocystis sp. in Drinking Water at a Rural School in Merida, Venezuela

by Ana Deixy Flores Carrero, Zulma Peña Contreras, Delsy Dávila Vera, Melisa Colmenares Sulbarán, Rosa Virginia Mendoza Briceño
Published 2011-02-01

Secondary metabolites of lichens in the snow zone of the Sierra Nevada in Mérida-Venezuela and their role in the absorption of ultraviolet radiation

by José Alberto Rojas-Fernández, Alirio Balza-Quintero, Vicente Marcano, Paula Andrea Rojas, Delsy Dávila-Vera, Zulma Peña-Contreras, Rosa Virginia Mendoza-Briceño, Ernesto Palacios-Prü
Published 2008-06-01