Previous Article Next Article Table of Contents Science, Vol.275, No.5298, 409-409, 1997 Export Citation Polyalanine Expansion in Synpolydactyly Might Result from Unequal Crossing-over of Hoxd13 - Response Muragaki Y, Mundlos S, Upton J, Olsen BR Please enable JavaScript to view the comments powered by Disqus.