In 1993, HMS’ Clifford Tabin was part of the team that named the Sonic hedgehog gene, which was part of a larger family of genes involved in embryonic developmenthttp://magazine.hms.harvard.edu/space-savers/express-yourself …
-
-
Show this threadThanks. Twitter will use this to make your timeline better. UndoUndo
-
-
This Tweet is unavailable.
-
This Tweet is unavailable.
Loading seems to be taking a while.
Twitter may be over capacity or experiencing a momentary hiccup. Try again or visit Twitter Status for more information.