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Tiny biosensor may catch cancer
The EU has given $14 mil to international researchers developing a tiny biosensor designed to provide early detection of cancer. The researchers manufactured silicon-based sensors less than one-tenth of a millimeter in diameter and coated them with special patterns of DNA or proteins that cause the cancer-specific markers to bind to its surface. In theory, the sensors could detect and help identify even a single molecule.
Iranian city looks to shape up
Spurred by the realization that 50% of adults in its third largest city, Isfahan, are obese and that heart disease and stroke are now the ...