Ciudad Nueva: Río Geum, Corea del Sur

Pío del Río Hortega and the discovery of the oligodendrocytes

Pío del Río Hortega (1882-1945) discovered microglia and oligodendrocytes (OLGs), and after Ramón y Cajal, was the most prominent figure of the Spanish school of neurology. He began his scientific career with Nicolás Achúcarro from whom he learned the use of metallic impregnation techniques suitable to study non-neuronal cells. Later on, he joined Cajal's laboratory. and Subsequently, he create...

Organophosphorus insecticides affect normal polyamine metabolism in amphibian embryogenesis

a LIBIQUIMA, Facultad de Ingeniería, IDEPA, Universidad Nacional del Comahue – CONICET, Buenos Aires 1400, 8300 Neuquén, Argentina b Facultad de Ciencias Agrarias, Universidad Nacional del Comahue, Ruta 151 Km 12.5, 8303 Cinco Saltos, Río Negro, Argentina c Facultad de Ciencias Médicas, Universidad Nacional del Comahue, Toschi y Arrayanes, 8324 Cipolletti, Río Negro, Argentina d Laboratorio de ...

Análisis Semántico de la Opinión de los Ciudadanos en Redes Sociales en la Ciudad del Futuro

In this paper, a real-time analysis system to automatically record, analyze and visualize high level aggregated information of Twitter messages is described, designed to provide public administrations with a powerful tool to easily understand what the citizen behaviour trends are, their opinion about city services, their perception of the city, events of interest, etc. Moreover, it can used as ...

New TNM Classification for Lung Cancer Nueva clasificación TNM del cáncer de pulmón

Neurofibromatosis 1 prevalence in children aged 9-11 years, Pinar del Río Province, Cuba.

INTRODUCTION Neurofibromatosis 1 is one of the most common heritable genetic disorders in humans. It is characterized by formation of neurofibromas, with marked variability in expression. Half the cases are due to autosomal dominant inheritance; the rest arise from de novo mutations. Prevalence varies by population, and prevalence in Cuba is unknown. OBJECTIVE Determine the prevalence of neurof...