How Two Young Scientists Built a $250 Million Business Using Yeast to Clean up Wastewater

Source: Forbes »

A long standing poker game with a group of University of Texas Southwestern medical students in Dallas brought Gaurab Chakrabarti and Sean Hunt together. Wenly Ruan, Chakrabarti’s dissection lab partner and Hunt’s then-girlfriend (now wife), was the link. But soon Chakrabarti, an M.D./Ph.D. candidate researching a drug candidate for pancreatic cancer, and Hunt, a graduate student in chemical engineering at MIT, were geeking out over science.

“Sean was terrible at poker,” says Chakrabarti, now 31. Though Hunt kept losing, he continued to play for years, as he returned to Dallas from Boston to visit Ruan. And as they played, Chakrabarti and Hunt continued to talk. Chakrabarti was researching enzymes found in cancer cells that produce hydrogen peroxide, and he wondered if that process might…

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