UC Davis stem cell researcher Paul Knoepfler, right, talks with graduate student Benjamin Yuen in this photo from 2013. Knoepfler is urging federal regulators to finalize guidelines for stem-cell therapies performed on patients and to send notices to clinics offering unproven treatments.
UC Davis stem cell researcher Paul Knoepfler, right, talks with graduate student Benjamin Yuen in this photo from 2013. Knoepfler is urging federal regulators to finalize guidelines for stem-cell therapies performed on patients and to send notices to clinics offering unproven treatments. Renée C. Byer Sacramento Bee file
UC Davis stem cell researcher Paul Knoepfler, right, talks with graduate student Benjamin Yuen in this photo from 2013. Knoepfler is urging federal regulators to finalize guidelines for stem-cell therapies performed on patients and to send notices to clinics offering unproven treatments. Renée C. Byer Sacramento Bee file

UC Davis professor wants FDA to create firm guidelines for stem-cell treatments, put clinics on notice

December 24, 2016 04:00 AM

UPDATED December 26, 2016 11:45 AM

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