PerspectiveSignal Transduction

Calcium Entry Signals--Trickles and Torrents

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Science  14 Jul 2006:
Vol. 313, Issue 5784, pp. 183-184
DOI: 10.1126/science.1130811

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Two ion channels on the surface of cells control calcium influx, which is critical for cell signaling. One channel allows transient calcium entry and the other slower, more sustained flow.