Du cortex cérébral à partir des cellules souches

Une expérience réussie chez la souris par une équipe de chercheurs belges et français. Les recherches sur les cellules embryonnaires (chez la souris) viennent de franchir une nouvelle étape, ouvrant potentiellement, mais dans un avenir encore lointain, des possibilités de traitement et de meilleure connaissance de plusieurs maladies neurologiques et psychiatriques. Illustration ©Sylvie Dessert Une équipe conduite par Pierre Vanderhaeghen

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Le fil actu SVT

Une étude constate que la grande majorité des récifs coralliens des caraïbes ont perdu leur structure complexe et deviennent beaucoup plus plats et uniformes. Les plus élaborés des récifs ont été pratiquement anéantis. —————————————————— Comment vol le petit hélicoptère qui tombe d’un érable? Des chercheurs ont étudié en détail l’aérodynamique de ces graines ailées. —————————————————— Une équipe internationale, comprenant un

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