A recent study on WT1 expression in the human developing gut showed WT1 expression to be restricted to the sympathetic neuroblasts of the fetal gastro-enteric nervous system, progressively decreasing with differentiation of these cells along both ganglionic and chromaffin cell lineage. 38 In our study, WT1 expression was found in the myoenteric plexus of the fetal gut confirming the finding of Parenti et al.
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