. "\"The regionalization process in which specific areas of cell differentiation are determined along the anterior-posterior axis. The anterior-posterior axis is defined by a line that runs from the head or mouth of an organism to the tail or opposite end of the organism.\" [GOC:dph, GOC:go_curators, GOC:isa_complete, GOC:tb]" . . "anterior/posterior pattern specification" . . "anterior/posterior pattern formation" .