The glacigenic boulders from the Hirnantian Don Braulio Formation of the Argentine Precordillera contain a well preserved shelly fauna allowing to a better knowledge of brachiopods and bivalves, but gastropods remain undescribed. The purpose of this paper is to give…

Species of Brunfelsia, whose flowers change colour progressively from violet to white, are popularly known as yesterday-today-tomorrow and used in folk medicine, mainly as anesthetic and diuretic. Based on ethnobotanical surveys, they have been investigated chemically and pharmacologically for expanding…

En mi trabajo investigo las nuevas modulaciones de la ciencia ficción en el cine argentino de las últimas décadas observando cómo determinados saberes tales como la ciencia, la medicina y la biotecnología, están presente en su imaginario. Observaré cómo cierta…

Although South America lost more megafaunal genera than any other continent during the Late-Quaternary Extinction event (LQE), little is known about the chronology, causes or dynamics of these extinctions, especially in the northern part of the continent. Fossil deposits in…

Ontology integration is the problem of combining data sources in the SemanticWeb. Concepts in source ontologies are captured in terms of concepts de ned in a global ontology. When some of these ontologies are inconsistent, the knowledge engineer often has…

El Proyecto de Investigación "El desarrollo del conocimiento profesional del psicólogo: estudio de graduados de la U.N.L.P.; su inserción en el campo educativo" se configura a partir de los estudios sobre la formación de los profesores en psicología que realizamos…

Desordens tromboembólicas representam a principal causa de morte prevenível entre pacientes hospitalizados. A maneira mais efetiva de reduzir morbidade e mortalidade provocadas por tais desordens é a adoção de esquemas profiláticos. O objetivo do estudo foi comparar a prescrição de…

Durante mucho tiempo se pensó que el rol del intestino se limitaba solamente a la
digestión de los alimentos y a la absorción de nutrientes. Numerosos trabajos de investigación
han demostrado la contribución del intestino al plano metabólico e inmunológico…

The Paleontology teams at the Universidade Federal do Acre (UFAC) and the Universidade de Brasília (UnB) worked together in order to increase macro and micropaleontological knowledge of the late Miocene rocks exposed at Niterói (10º08'30''S-67º48'46,3''W), on the right margin of…

This paper explores the relation between society, family, and learning. In particular, it addresses the features of home literacy environments in low income families and their impact on children's pre-literacy skills and knowledge. Sixty-two four/five-year-old children and their mothers were…