Published in Drug Week, April 27th, 2007
To stay alive, individual biological cells must transfer electrically charged particles, called ions across their cell membranes. This flow produces an electrical current that could, in principle, be detected with sensitive enough equipment. The recognition of such electrical activity would provide a kind of ‘cellular cardiogram’, allowing the daily functioning of the cell to be monitored in a similar way to a cardiograph showing the workings of a human...
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