L’acronyme CRISPR signifie répétitions palindromiques courtes régulièrement espacées groupées, comme on le voit sur cette photo. Ces répétitions de séquences d’ADN retrouvées dans les bactéries sont séparées par des « espaceurs » dont les séquences diffèrent d’une bactérie à l’autre. Shutterstock John Bergeron, McGill University Le prix Nobel de chimie a été décerné cette année à la Française Emmanuelle Charpentier …
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Denys Niezhientsev/Shutterstock Katrine Donois, Anglia Ruskin University Wouldn’t it be great if chocolate were good for you? It’s no wonder many news outlets leap on any scrap of research that appears to show potential benefits to eating the tasty treat. But the history of such coverage provides a cautionary tale about why we should be wary of scientists’ claims that …
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Hepatitis C led to an estimated 400,000 deaths in 2016. (Shutterstock) John Bergeron, McGill University This year, the Nobel Prize in physiology or medicine was awarded to virologists Harvey J. Alter and Charles M. Rice and biochemist Michael Houghton for the discovery of the hepatitis C virus. This recognition is yet a further testimonial of the need for discovery research …
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Villagers collect World Food Programme aid dropped from a plane Feb. 6 in South Sudan. Tony Karumba/AFP via Getty Images Jessica Eise, Purdue University The 2020 Nobel Peace Prize has been awarded to the United Nations World Food Program for its efforts to combat hunger, foster conditions for peace in conflict-affected areas and prevent the use of hunger as a …
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