Alteration of cell adhesion system in amphibian ectoderm cells during primary embryonic induction: changes in reaggregation pattern of induced neurectoderm cells and ultrastructural features of the reaggregate Akio S. SuzukiTetsuro UenoTadao Matsusaka OriginalPaper Pages: 85 - 91
Scanning electron microscopic analysis of spontaneous and UV-induced abnormal segment patterns in Chironomus samoensis (Diptera, Chironomidae) Jean PercyKristen L. KuhnKlaus Kalthoff OriginalPaper Pages: 92 - 102
The role of unequal cleavage and the polar lobe in the segregation of developmental potential during first cleavage in the embryo of Chætopterus variopedatus Jonathan J. Henry OriginalPaper Pages: 103 - 116
Isolation of plasma membranes from Xenopus embryos Günther BretzelJutta JaneczekHildegard Tiedemann OriginalPaper Pages: 117 - 122
Neural-inducing activity of nuclei and nuclear fractions from Xenopus laevis embryos Günther BretzelHildegard Tiedemann OriginalPaper Pages: 123 - 127
Numerical simulations of the effects of retinoids on pattern formation in a hydroid Wolf Kemmner OriginalPaper Pages: 128 - 132
Measurement with an elastimeter of the stiffness of epithelial vesicles from pupal moth eye Jon Richard NuelleDavid Michael MelchersJay Edward Mittenthal Rapid Communications Pages: 133 - 136
Effects of cytochalasin B on the cleavage furrow in mouse blastomeres Jolanta KarasiewiczMaria S. Soltyńska Rapid Communications Pages: 137 - 141