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Cadmium (Cd), a toxic metal that induces apoptosis and necrosis in a variety of cells, accumulates in pancreas and may be a cause of diabetes in humans. In the insulinoma cells line HIT-T15 (HIT), we measured internal calcium (Ca) and Cd levels by the fluorescent dye Fura-2 and confirm that L-type voltage-dependent calcium channels (VDCC) play a major role in glucose response and represent a pathway...
A biosensor is an analytical device that consists of an immobilized biocomponent in conjunction with a transducer, and represents a synergistic combination of biotechnology and microelectronics. This review summarizes the use of biosensors for detecting and quantifying heavy metal ions. Heavy metal contamination is of serious concern to human health since these substances are non-biodegradable and...
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