2011

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Scientific background Activation of the immune system The 2011 Nobel Prize in Physiology or Medicine is awarded with one half jointly to Bruce A. Beutler and Jules A. Hoffmann for their discoveries concerning the activation of innate immunity, and the other half to Ralph M. Steinman for his discovery of the dendritic cell and its…

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Award ceremony speech

English Presentation Speech by Professor Sven Lidin, Member of the ; Member of the Nobel Committee for Chemistry, 10 December 2011 Your Majesties, Your Royal Highnesses, Ladies and Gentlemen, For three millennia we have known that five-fold symmetry is incompatible with periodicity, and for almost three centuries we believed that periodicity was a prerequisite for…

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The Nobel Prize in Chemistry 2011 When Dan Shechtman entered the discovery awarded with the Nobel Prize in Chemistry 2011 into his notebook, he jotted down three question marks next to it. The atoms in the crystal in front of him yielded a forbidden symmetry. It was just as impossible as a football – a…

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