these results , in agreement with those of nieuwkoop ( p.d . nieuwkoop , 1977 , curr . top . dev . biol . 11 , 115-132 ) , imply that the dorsal-most vegetal cells of the 64-cell embryo receive from the egg cytoplasm a set of determinants enabling them to induce neighboring cells to undertake axis formation .
C0010834
cytoplasm
C0007634
cells