Contact: George Foulsham
University of California - Santa Barbara
Caption: This is a normal juvenile C. elegans worm in which all cell nuclei of the intestine are filled with a glowing green fluorescent protein. In embryos in which cell destiny has been changed (not shown in the image), cells that would normally be part of the brain or skin become intestine and show the green signal.
Credit: M. Maduro
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Related news release: UC Santa Barbara scientists learn how to unlock the destiny of a cell: A gift for the tin man?