martes, 15 de enero de 2013

Novel Polyomavirus associated with Brain Tumors in Free-Ranging Raccoons / Nuevo Polyomavirus asociado a tumores cerebrales de cancer en Mapaches


 Autopsy cross-section of an unaffected raccoon’s head (top) compared to an affected raccoon (below). Tumors have grown in the olfactory tract, extending into the frontal lobe and midbrain. Image: Dela Cruz et al./Emerging Infectious Diseases
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An amazing discovery of a new virus that causes cancer brain tumors in raccons as been published in the last issue of Emerging Infectious Diseases. Tumors and the new virus were found in 10 raccoons autopsied between March 2010 and May 2012. Nothing like that had been seen before in raccoons, in which tumors are very rare.
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Un increíble descubrimiento de un nuevo virus que causa tumores cerebrales en mapaches fue publicado en el último número de la revista Emerging Infectious Diseases. Tumores y el nuevo virus se encontraron en 10 mapaches a los que se realizó la necropsia entre Marzo de 2010 y Mayo de 2012. Nada parecido ha sido visto antes en mapaches, en los cuales los tumores cancerígenos son muy raros.