1. Department of Pathology, University of Pittsburgh, Pittsburgh,
PA 15213, USA
2. Department of Bioengineering, University of Pittsburgh,
Pittsburgh, PA 15213, USA
3. Pittsburgh VA Medical Center, VA Pittsburgh Healthcare System,
Pittsburgh, PA 15240, USA
4. McGowan Institute for Regenerative Medicine, University of
Pittsburgh, Pittsburgh, PA 15213, USA
5. Hillman Cancer Centers of UPMC, Pittsburgh, PA 15232, USA
6. Department of Surgery, Allegheny Health Network, Pittsburgh, PA
15224, USA