Laurent Keller

Low rate of somatic mutations in a long - lived oak t ree 1

Namrata Sarkar, Emanuel Schmid-Siegert, Christian Iseli, Sandra Calderon, 2 Caroline Gouhier-Darimont, Jacqueline Chrast, Pietro Cattaneo, Frédéric Schütz, Laurent 3 Farinelli, Marco Pagni, Michel Schneider, Jérémie Voumard, Michel Jaboyedoff, 4 Christian Fankhauser, Christian S. Hardtke, Laurent Keller, John R. Pannell, 5 Alexandre Reymond, Marc Robinson-Rechavi, Ioannis Xenarios and Philippe ...

Nest distribution varies with dispersal method and familiarity-mediated aggression for two sympatric ants

0003-3472/$38.0

ON ANNIHILATOR PROPERTIES OF INVERSE SKEW POWER SERIES RINGS

Let $alpha$ be an automorphism of a ring $R$. The authors [On skewinverse Laurent-serieswise Armendariz rings, Comm. Algebra 40(1)(2012) 138-156] applied the concept of Armendariz rings to inverseskew Laurent series rings and introduced skew inverseLaurent-serieswise Armendariz rings. In this article, we study on aspecial type of these rings and introduce strongly Armendariz ringsof inverse ske...

13 Bergstrom GR.vp

Aging: A Young Mind in Old Bees

A new surprising study suggests that various cognitive abilities and motosensory functions remain perfectly intact as honeybee workers age. How do these findings fit in with a buzzing life?