1. In vitro culture ofDrosophila ovarian follicles: The influence of different media on development, RNA synthesis, protein synthesis and potassium uptake

   • Johannes Bohrmann

   OriginalPaper Pages: 315 - 326

2. Quantitative staging of embryonic development of the tobacco hawkmoth,Manduca sexta

   • Kendal S. Broadie
   • Michael Bate
   • Nathan J. Tublitz

   OriginalPaper Pages: 327 - 334

3. Monensin inhibits the first cellular movements in early chick embryo

   • Nikolas Zagris
   • Maria Panagopoulou

   OriginalPaper Pages: 335 - 340

4. Induction of notochord by the organizer inXenopus

   • Ronald M. Stewart
   • John C. Gerhart

   OriginalPaper Pages: 341 - 348

5. Segmentation, neurogenesis and formation of early axonal pathways in the centipede,Ethmostigmus rubripes (Brandt)

   • Paul M. Whitington
   • Thomas Meier
   • Peter King

   OriginalPaper Pages: 349 - 363

6. SPARC synthesis in pre-implantation and early post-implantation mouse embryos

   • Keith E. Latham
   • Chin C. Howe

   OriginalPaper Pages: 364 - 369

7. A substance released by metamorphosing larvae and young polyps ofHydractinia echinata induces metamorphosis in conspecific larvae

   • Thomas Leitz
   • Rolf Gerhard Lange

   OriginalPaper Pages: 370 - 372

8. Asynchronous mitotic domains during blastoderm formation inMusca domestica L. (Diptera)

   • Ralf Sommer
   • Diethard Tautz

   Short Communication Pages: 373 - 376