265 - Definition.

§  265.  Definition.  As  used  or referred to in this title, unless a  different meaning clearly appears from the  context  "stem  cell"  means  stem  or  progenitor cells that divide and are capable of generating one  or more different types of progeny. Stem cells  and  their  progeny  can  potentially  repair  or  replace  specific tissues or be used to develop  disease models.