long with aggressive shoulder rehabilitation. 'I tell people that the combina- tion of those things led to me hav- ing the ability to pitch again: Nitkowsld said. "I can't definitely say that stem cells helped heal the tear—Elity rotator cuirira lowed me to pitch again. The sci- ence behind it makes se

ments. I CANT DIPINIMILY SAY' McClain isn't the only athlete who can't say for certain if the an -fee- tors helped instead. Former pitcher CJ. Nitkowsld says he paid about 112200 to get an injection of his own fat- and bone marrow-derived stem cells at Purita's clinic in 2011. In an ef- fort to re