Contact: Elizabeth K. Gardner
Caption: These are images from the desorption electrospray ionization mass spectrometry analysis of prostate tissue samples are shown next to stained slides of the same samples. The images show that cholesterol sulfate is present in cancerous tissue and precancerous legions called high grade prostatic intraepithelial neoplasia, or PIN. A Purdue University-led research team discovered that cholesterol sulfate is a potential marker for prostate cancer.
Credit: Photo courtesy of Demian Ifa/Purdue Center for Analytical Instrumentation Development
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