7/1/2008

Cytate, a contrast agent, has more fluorescence in cancerous prostate tissue than in normal tissue, researchers have found while working on a project aimed at using imaging instead of biopsies to detect prostate cancer. "Cytate essentially is a smart reagent that attaches to cancerous cells. It is an excellent contrast agent because its absorption and fluorescence spectra line the near-infrared tissue optical window," said one of the researchers.

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