Science news articles about 'cell biology www'

  • Dictyostelium cells shown to lay 'breadcrumb trail' as first step in multicellular formation

    ... 1, 2008 issue of the Journal of Cell Biology (www.jcb.org). Besides acquiring a ... makes cAMP—is highly enriched at the back of migrating cells. They thus proposed that the attractant is released mainly ...
  • Intestinal cells surprisingly active in pursuit of nutrition and defense

    ... June 29, 2009 issue of the Journal of Cell Biology (www.jcb.org), Matthew McConnell, ... contained several proteins such as annexin A13 that bend cell membranes and could form part of the vesicle budding ...
  • Claudin 11 stops the leaks in neuronal myelin sheaths

    ... December 1, 2008 issue of the Journal of Cell Biology (www.jcb.org). Like the rubber coating ... the myelin sheath—a membrane extension of glial cells that spirals around the axons of neurons—creates an ...
  • Matrix fragments trigger fatal excitement

    ... 29, 2008 issue of The Journal of Cell Biology (www.jcb.org). A stroke or head ... sensitive and thus more likely to trigger an overreaction by the cell. Although drugs that obstruct the glutamate receptor ...
  • Lamin B locks up Oct-1

    ... January 12, 2009 issue of the Journal of Cell Biology (www.jcb.org)—that Oct-1 ... intermediate filament that lines the nuclear envelope, and in cells expressing a drastically truncated mutant of lamin ...
  • Turn back, wayward axon

    ... March 9, 2009 issue of the Journal of Cell Biology (www.jcb.org), translating that signal into ... For example, if the tip of an axon touches a glial cell instead of a neuron, the extension pulls back. ...
  • Lipid droplets lead a Spartin existence

    ... . In the March 23, 2009 issue of the Journal of Cell Biology (www.jcb.org), Eastman et al. identify an unexpected role for Spartin in regulating the cell's lipid storage depots. Cells ...
  • Muscle atrophy through thick but not thin

    ... 15, 2009 print issue of the Journal of Cell Biology (www.jcb.org), Shenhav Cohen, ... of need," says Goldberg. The structural core of a muscle cell is the myofibril, composed of myosin-containing thick ...
  • The downside of microtubule stability

    ... June 15, 2009 issue of the Journal of Cell Biology (www.jcb.org). A mutant protein ... investigated how defective dynamin 2 hampers cells. Normal microtubules are continually extending and shrinking. ...
  • Building memories with actin

    ... July 13, 2009 issue of the Journal of Cell Biology (www.jcb.org), Rex et al ... team discovered that the Rac inhibitor prolonged cells' vulnerability to a molecule that prevents the stabilization of new ...
  • HIV uses autophagy for its own means

    ... et al. in the July 27, 2009 issue of the Journal of Cell Biology (www.jcb.org). Vojo Deretic and colleagues suggest that autophagy—a stress response process—helps HIV to ...
  • Researchers reveal mechanism for neuron self-preservation

    ... the October 19, 2009 issue of the Journal of Cell Biology (www.jcb.org). An important player in ... ,5)P2 production cause degeneration of excitable cells in both mice and humans, including mutants found ...

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