reversing must stop well before becomes scary erratic

Leprosy spreads by turning adult cells into stem cells: The bacteria that cause leprosy appear able to perform a... http://t.co/uoXFlvLZ

— Stem Cell News (@mystemcellnews) January 21, 2013

https://twitter.com/mystemcellnews/status/224827187604357120

Finished heart switches stem cells off: Scientists from the Max Planck Institute for Heart and Lung Research in ... http://t.co/1uN0Esdq

— Stem Cell News (@mystemcellnews) July 16, 2012