EXACT Sciences Corporation, an applied genomics company, develops proprietary DNA-based technologies for use in the detection of cancer. The company licenses its technologies for use in a commercial testing service and marketed under the name PreGen-Plus. PreGen-Plus is a noninvasive stool-based DNA testing service for the detection of colorectal cancer in the average-risk population. EXACT Sciences was founded in 1995 and is headquartered in Marlborough, Massachusetts.