Selasa, 01 Maret 2011

Science Signaling Table of Contents for 1 March 2011; Vol. 4, No. 162

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Science Signaling, Volume 4, Issue 162
dated 1 March 2011, is now available at:

http://stke.sciencemag.org/content/vol4/issue162/?etoc


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In this week's issue of Science Signaling:


ST NetWatch
Labs and People
The Clickable Guard Cell
Description

Rune Linding: Research Group
Description

Glossary
Find out what APA, Cav-1, and SRK mean in the world of cell signaling.
New Terms  |  Search and Browse the Glossary

Research Articles
Immunology
ATP Inhibits the Generation and Function of Regulatory T Cells Through the Activation of Purinergic P2X Receptors
Ursula Schenk, Michela Frascoli, Michele Proietti, Robert Geffers, Elisabetta Traggiai, Jan Buer, Camillo Ricordi, Astrid M. Westendorf, and Fabio Grassi
Sci. Signal. 4 (162), ra12. [DOI: 10.1126/scisignal.2001270]
Purinergic signaling during inflammation converts immunosuppressive CD4+ T cells into proinflammatory ones.
http://stke.sciencemag.org/cgi/content/abstract/sigtrans;4/162/ra12?etoc


Perspectives
Neuroscience
Astrocytes Shape Axonal Signaling
Dominique Debanne and Sylvain Rama
Sci. Signal. 4 (162), pe11. [DOI: 10.1126/scisignal.2001884]
The action potential waveform can be altered by astrocyte-mediated activation of neuronal glutamate receptors.
http://stke.sciencemag.org/cgi/content/abstract/sigtrans;4/162/pe11?etoc


Editors' Choice
Immunology
Terms of Disengagement
Nancy R. Gough
Sci. Signal. 4 (162), ec59. [DOI: 10.1126/scisignal.4162ec59]
To prevent destruction of self, inhibitory receptors block clustering of activating receptors and cause natural killer cells to disengage.
http://stke.sciencemag.org/cgi/content/abstract/sigtrans;4/162/ec59?etoc

Cancer
Tregs Promote Metastasis
John F. Foley
Sci. Signal. 4 (162), ec60. [DOI: 10.1126/scisignal.4162ec60]
Receptor activator of nuclear factor {kappa}B ligand (RANKL) produced by regulatory T cells triggers the metastasis of breast cancer cells.
http://stke.sciencemag.org/cgi/content/abstract/sigtrans;4/162/ec60?etoc

Pheromone Signaling
Touch Off a Fight
Annalisa M. VanHook
Sci. Signal. 4 (162), ec61. [DOI: 10.1126/scisignal.4162ec61]
A contact pheromone produced by females induces aggression in male squid.
http://stke.sciencemag.org/cgi/content/abstract/sigtrans;4/162/ec61?etoc

Cell Biology
Sphingolipids and Retinal Degeneration
Nancy R. Gough
Sci. Signal. 4 (162), ec62. [DOI: 10.1126/scisignal.4162ec62]
Too much dihydrosphingosine 1-phosphate enhances degradation of photoreceptor membrane proteins and leads to retinal degeneration in flies.
http://stke.sciencemag.org/cgi/content/abstract/sigtrans;4/162/ec62?etoc

Quorum Sensing
Reaching a Quorum Isn’t Simple
Annalisa M. VanHook
Sci. Signal. 4 (162), ec63. [DOI: 10.1126/scisignal.4162ec63]
AphA and LuxR are opposing forces in the Vibrio quorum sensing pathway.
http://stke.sciencemag.org/cgi/content/abstract/sigtrans;4/162/ec63?etoc

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