Transfections of the acorn worm reprogramming genes into mouse P19 EC cells. Note that the reprogramming factors show similar level of expression in the mouse EC cells.
Image credit: Tom Humphreys (University of Hawaii), Keith Weiser (University of Hawaii), Asuka Arimoto (Hiroshima University), Yusuke Marikawa (University of Hawaii), Kuni Tagawa (Hiroshima University)
Image usage restrictions: News organizations may use or redistribute this image, with proper attribution, as part of news coverage of this paper only.
Image appeared in the press release "Looking to the acorn worm for clues: Why vertebrates cannot regenerate their bodies."