Fig6C. Copyright: Reprinted with permission from Elsevier from [doi:10.1006/dbio.2000.9969] Dev Biol 229(1): 176-87, Johnson J; Rhee J; Parsons SM; Brown D; Olson EN; Rawls A, The anterior/posterior polarity of somites is disrupted in paraxis-deficient mice. Copyright 2001 [PMID:11133162]