Hensen's node, but not other biological signallers, can induce supernumerary digits in the developing chick limb bud Kate Mary StockerBruce Martin Carlson OriginalPaper Pages: 371 - 381
Lithium ions interfere with pattern control in Hydra vulgaris Monika HasselStefan Berking OriginalPaper Pages: 382 - 388
Experiments inducing prospective polar body nuclei to participate in embryogenesis of the sawfly Athalia rosae (Hymenoptera) Masatsugu HatakeyamaTetsuya NakamuraKugao Oishi OriginalPaper Pages: 389 - 394
A molecular marker for epithelial morphogenesis in the cockroach Betty A. NorbeckJeffrey L. Denburg OriginalPaper Pages: 395 - 401
Cytoplasmic factors determining anteroposterior polarity in Drosophila embryos Shin SugiyamaMasukichi Okada OriginalPaper Pages: 402 - 410
Calcium-dependent adhesion of Drosophila embryonic cells Danielle GratecosEric KrejciMichel Sémériva OriginalPaper Pages: 411 - 419
Melanin as a natural germ cell marker for intraspecific transplantation experiments in Ambystoma mexicanum (Urodela, Amphibia) Michelle LesimpleChristian DournonCharles Houillon OriginalPaper Pages: 420 - 429
Dicapryloylglycerol and ammonium ions induce metamorphosis of ascidian larvae Stefan BerkingKlaus Herrmann Short Communication Pages: 430 - 432