this paper reports analyses of the effects of eliminating mesoderm from one or both sides of embryos of the glossiphoniid leech theromyzon rude on the differentiation and distribution of ectodermal cells , especially identified peripheral neurons and central 5-hydroxytryptamine ( 5-ht ) -containing neurons arising from the bilateral pair of cell lines called the n bandlets ( n-kinship cells ) .
C0007589
differentiation
C0007634
cells