'Bad breath gas' turns teeth stem cells into liver material; Two new blood types debut;

Stem Cell Research

> Scientists in Japan are using hydrogen sulfide, the gas that generates flatulence and bad breath, to help convert stem cells from human teeth into liver cells, the BBC News reports. Story

> Stanford University School of Medicine researchers successfully triggered microRNA to activate muscle stem cells in mice, and then make those cells divide, according to MedicalXPress. Story

Genetics

> University of Vermont scientists have discovered the genetic basis for two rare blood types. Story

> A $5 million donation will establish the Earl and Christy Powell Chair in gene therapy and genetics research at the University of Florida Health Science Center. Release

Cancer

> Spanish researchers in Granada came up with a new radiotherapy technique that's less toxic and only targets cancerous tissue. Release

> Patients who suffer from lung, colon, ovarian and pancreatic cancers must see the doctor far more than those with other cancers before they are referred to an oncologist, according to a new U.K. study. Story

And Finally... MIT researchers working along with the Ragon Institute in Cambridge, U.K., have developed a new HIV vaccine strategy using a mathematical formula ordinarily deployed to track stock market prices, the Daily Mail reports. Story

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