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Tag: Publication

A NEW FUNCTION AND MECHANISM FOR MICRORNAS

MicroRNAs are small RNAs that bind and repress target mRNAs. The first microRNA was discovered by Victor Ambros and colleagues in Harvard’s Department of Cellular and Developmental Biology,…

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AN UNUSUALLY SIMPLE SIGNAL TRANSDUCTION SYSTEM

Authors Errett Hobbs (left) and Craig Ellermeier In this week’s Cell, Craig Ellermeier, Errett Hobbs, Eduardo Gonzalez and Rich Losick report the discovery of an unusually simple system…

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A NEW MECHANISM FOR LONG-TERM MEMORY

Calyx of the mushroom body, Drosophila brain[click for full size and description] Authors Sam Kunes and Shovon Ashraf One of the remaining mysteries of neuroscience is how memories…

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NEURAL TUBE DEFECTS: INSIGHTS FROM ZEBRAFISH

Zebrafish notochord scatter-labeled with red and green fluorescent proteins Author Brian Ciruna In this week’s Nature, Brian Ciruna, Alex Schier and colleagues reveal how a major cellular signaling…

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A NEW WAY TO STUDY SPINAL CORD INJURY

First-author Florence Bareyre A tragic truth is that the mammalian central nervous system (CNS) has very limited ability to regenerate following injury. There is intense interest in trying…

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SEX AND SMELL: THE MOLECULAR ARCHITECTURE OF PHEROMONE SENSING

To ensure reproductive success, animals have evolved sensory and behavioral strategies to identify suitable mating partners. A particularly widepread strategy among mammals is the release and the detection…

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CASPASES AND NITRIC OXIDE REGULATE DENDRITIC CELL MATURATION

Jack Strominger A paper from the Strominger lab sheds interesting new light on the regulation of maturation of dendritic cells. (Santambrogio, L., et al., “Involvement of caspase cleaved…

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HUMAN EMBRYONIC STEM CELLS CAN REPROGRAM ADULT SOMATIC NUCLEI

Authors Chad Cowan, Doug Melton and Kevin Eggan Most cells in our tissues have a limited ability to become other cell types in the body and therefore are…

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