The enumeration was realized both by differentiation out of unpigmented melanoblasts and by celldivision of already differentiated melanophores. The percental relation between these two modes of enumeration, which is constant in normal larvae, could be altered by different light and background conditions as well as by extirpation and transplantation of the pituitary.
STRATEGIE ZUR VERMEIDUNG SCHWERER UNFÄLLE UND INFORMATIONEN, DIE DER BETROFFENEN ÖFFENTLICHKEIT MITGETEILT WERDEN MÜSSENspringer springer