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There's Methane In Them Thar Martian Rocks!

mercredi 17 juin 2015 — Evolution, Space, Technology
Indigenous methane appears to exist in martian rocks -- Read more on ScientificAmerican.com

Comment la vie repart après une explosion nucléaire

mercredi 17 juin 2015 par Pierre Barthélémy — Biodiversité, Biologie, Nucléaire, Bombe atomique, Fangataufa, Mollusques, Zoologie
C'est une question qui trotte dans la tête des écologues : comment se forgent les écosystèmes ? Comment les êtres vivants qui cohabitent à tel ou tel endroit s'y sont-ils installés ? Etaient-ils tout simplement les mieux adaptés aux contraintes … Continuer la lecture (...)

De nombreuses exoplanètes entourées d'hélium ?

mercredi 17 juin 2015 par Marion Guillaumin — Espace
Crédits : NASA/JPL-Caltech L'atmosphère d'un nombre potentiellement conséquent d'exoplanètes serait principalement composé d'hélium, selon une nouvelle étude. Et si l'atmosphère de nombreuses exoplanètes était majoritairement constitué d'hélium ? Si tel n'est pas le cas des (...)

Corrigendum: Divergent reprogramming routes lead to alternative stem-cell states

mercredi 17 juin 2015 par Peter D. Tonge, Andrew J. Corso, Claudio Monetti, Samer M. I. Hussein, Mira C. Puri, Iacovos P. Michael, Mira Li, Dong-Sung Lee, Jessica C. Mar, Nicole Cloonan, David L. Wood, Maely E. Gauthier, Othmar Korn, Jennifer L. Clancy, Thomas Preiss, Sean M. Grimmond, Jong-Yeon Shin, Jeong-Sun Seo, Christine A. Wells, Ian M. Rogers, Andras Nagy
Nature516, 192–197 (2014); doi:10.1038/nature14047In this Article, the address listed as Nicole Cloonan’s present address (QIMR Berghofer Medical Research Institute, Queensland 4006, Australia) should have been listed as her other affiliation with superscript 16, because the (...)

Retraction: Integrative genomics identifies APOE ε4 effectors in Alzheimer’s disease

mercredi 17 juin 2015 par Herve Rhinn, Ryousuke Fujita, Liang Qiang, Rong Chen, Joseph H. Lee, Asa Abeliovich
Nature500, 45–50 (2013); doi:10.1038/nature12415In this Article, we described integrative genomics analyses of Alzheimer’s disease and associated risk factors. However, reanalysis of the data has showed that sample numbers, image panels and data points were inappropriately (...)

Corrigendum: Genome-wide characterization of the routes to pluripotency

mercredi 17 juin 2015 par Samer M. I. Hussein, Mira C. Puri, Peter D. Tonge, Marco Benevento, Andrew J. Corso, Jennifer L. Clancy, Rowland Mosbergen, Mira Li, Dong-Sung Lee, Nicole Cloonan, David L. A. Wood, Javier Munoz, Robert Middleton, Othmar Korn, Hardip R. Patel, Carl A. White, Jong-Yeon Shin, Maely E. Gauthier, Kim-Anh Lê Cao, Jong-Il Kim, Jessica C. Mar, Nika Shakiba, William Ritchie, John E. J. Rasko, Sean M. Grimmond, Peter W. Zandstra, Christine A. Wells, Thomas Preiss, Jeong-Sun Seo, Albert J. R. Heck, Ian M. Rogers, Andras Nagy
Nature516, 198–206 (2014); doi:10.1038/nature14046In this Article, the address listed as Nicole Cloonan’s present address (QIMR Berghofer Medical Research Institute, Queensland 4006, Australia) should have been listed as her other affiliation with superscript 22, because the (...)

Single-cell chromatin accessibility reveals principles of regulatory variation

mercredi 17 juin 2015 par Jason D. Buenrostro, Beijing Wu, Ulrike M. Litzenburger, Dave Ruff, Michael L. Gonzales, Michael P. Snyder, Howard Y. Chang, William J. Greenleaf
Cell-to-cell variation is a universal feature of life that affects a wide range of biological phenomena, from developmental plasticity to tumour heterogeneity. Although recent advances have improved our ability to document cellular phenotypic variation, the fundamental mechanisms that generate (...)

Spatiotemporal control of a novel synaptic organizer molecule

mercredi 17 juin 2015 par Kelly Howell, John G. White, Oliver Hobert
Synapse formation is a process tightly controlled in space and time. How gene regulatory mechanisms specify spatial and temporal aspects of synapse formation is not well understood. In the nematode Caenorhabditis elegans, two subtypes of the D-type inhibitory motor neuron (MN) classes, the (...)

Temporal and spatial analysis of the 2014–2015 Ebola virus outbreak in West Africa

mercredi 17 juin 2015 par Miles W. Carroll, David A. Matthews, Julian A. Hiscox, Michael J. Elmore, Georgios Pollakis, Andrew Rambaut, Roger Hewson, Isabel García-Dorival, Joseph Akoi Bore, Raymond Koundouno, Saïd Abdellati, Babak Afrough, John Aiyepada, Patience Akhilomen, Danny Asogun, Barry Atkinson, Marlis Badusche, Amadou Bah, Simon Bate, Jan Baumann, Dirk Becker, Beate Becker-Ziaja, Anne Bocquin, Benny Borremans, Andrew Bosworth, Jan Peter Boettcher, Angela Cannas, Fabrizio Carletti, Concetta Castilletti, Simon Clark, Francesca Colavita, Sandra Diederich, Adomeh Donatus, Sophie Duraffour, Deborah Ehichioya, Heinz Ellerbrok, Maria Dolores Fernandez-Garcia, Alexandra Fizet, Erna Fleischmann, Sophie Gryseels, Antje Hermelink, Julia Hinzmann, Ute Hopf-Guevara, Yemisi Ighodalo, Lisa Jameson, Anne Kelterbaum, Zoltan Kis, Stefan Kloth, Claudia Kohl, Miša Korva, Annette Kraus, Eeva Kuisma, Andreas Kurth, Britta Liedigk, Christopher H. Logue, Anja Lüdtke, Piet Maes, James McCowen, Stéphane Mély, Marc Mertens, Silvia Meschi, Benjamin Meyer, Janine Michel, Peter Molkenthin, César Muñoz-Fontela, Doreen Muth, Edmund N. C. Newman, Didier Ngabo, Lisa Oestereich, Jennifer Okosun, Thomas Olokor, Racheal Omiunu, Emmanuel Omomoh, Elisa Pallasch, Bernadett Pályi, Jasmine Portmann, Thomas Pottage, Catherine Pratt, Simone Priesnitz, Serena Quartu, Julie Rappe, Johanna Repits, Martin Richter, Martin Rudolf, Andreas Sachse, Kristina Maria Schmidt, Gordian Schudt, Thomas Strecker, Ruth Thom, Stephen Thomas, Ekaete Tobin, Howard Tolley, Jochen Trautner, Tine Vermoesen, Inês Vitoriano, Matthias Wagner, Svenja Wolff, Constanze Yue, Maria Rosaria Capobianchi, Birte Kretschmer, Yper Hall, John G. Kenny, Natasha Y. Rickett, Gytis Dudas, Cordelia E. M. Coltart, Romy Kerber, Damien Steer, Callum Wright, Francis Senyah, Sakoba Keita, Patrick Drury, Boubacar Diallo, Hilde de Clerck, Michel Van Herp, Armand Sprecher, Alexis Traore, Mandiou Diakite, Mandy Kader Konde, Lamine Koivogui, N’Faly Magassouba, Tatjana Avšič-Županc, Andreas Nitsche, Marc Strasser, Giuseppe Ippolito, Stephan Becker, Kilian Stoecker, Martin Gabriel, Hervé Raoul, Antonino Di Caro, Roman Wölfel, Pierre Formenty, Stephan Günther
West Africa is currently witnessing the most extensive Ebola virus (EBOV) outbreak so far recorded. Until now, there have been 27,013 reported cases and 11,134 deaths. The origin of the virus is thought to have been a zoonotic transmission from a bat to a two-year-old boy in December 2013 (ref. (...)

Chimps Want Us to Cook Their Food

You won’t see them on your favorite cooking show any time soon, but chimps prefer their food cooked and will bring items to be cooked before they eat them — Christopher Intagliata,... -- Read more on ScientificAmerican.com

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