1. Immunocytochemical location of vitellin in the egg of the silkworm,Bombyx mori, during early developmental stages

   • Sachiko Takesue
   • Kazuo Onitake
   • Yoshiki Takesue

   OriginalPaper Pages: 113 - 119

2. The second polar lobe of theSabellaria cementarium embryo plays an inhibitory role in apical tuft formation

   • Jo Ann Render

   OriginalPaper Pages: 120 - 129

3. Change in the differentiation pattern ofXenopus laevis ectoderm by variation of the incubation time and concentration of vegetalizing factor

   • Horst Grunz

   OriginalPaper Pages: 130 - 137

4. Protein synthesis in mouse embryos with experimentally produced asynchrony between chromosome replication and cell division

   • Ulrich Petzoldt
   • Kurt Bürki
   • Karl Illmensee

   OriginalPaper Pages: 138 - 144

5. Differentiation of metanephric tubules following a short transfilter induction pulse

   • Eero Lehtonen
   • Hannu Jalanko
   • Lauri Saxén

   OriginalPaper Pages: 145 - 151

6. Ecdysteroids regulate the synthesis of RNA polymerase molecules in fat body cells ofCalliphora larvae

   • Heide Schenkel
   • Klaus Scheller

   OriginalPaper Pages: 152 - 158

7. Changes of RNA precursor pools (ATP, UTP) during embryogenesis ofDrosophila melanogaster (Diptera) andBruchidius obtectus (coleoptera)

   • Jürgen Büning

   OriginalPaper Pages: 159 - 163

8. The role of the peripodial membrane in the morphogenesis of the eye-antennal disc ofDrosophila melanogaster

   • Martin John Milner
   • Alison Jane Bleasby
   • Andrew Pyott

   OriginalPaper Pages: 164 - 170

9. Electron microscopical study of self-differentiation potency in the chick embryonic endoderm cultured in vitro

   • Atsuko Ishizuya-Oka

   OriginalPaper Pages: 171 - 178

10. The origin of mirror-image symmetry doublet cells in the hypotrich ciliateParaurostyla weissei

    • Maria Jerka-Dziadosz

    OriginalPaper Pages: 179 - 188

11. Abrupt decline in the rate of accumulation of total protein and yolk in postvitellogenic egg chambers ofDrosophila

    • Alanna Ruddell
    • Marcelo Jacobs-Lorena

    OriginalPaper Pages: 189 - 195

12. Inhibition of protein synthesis elicits early grey crescent formation in the axolotl oocyte

    • Jean Gautier
    • Jean-Claude Beetschen

    Rapid Communications Pages: 196 - 199

13. Cell-Free translation of Balbiani ring RNA (75S) ofChironomus tentans salivary glands into high molecular weight products

    • F. Weber
    • R. Mähr
    • M. Lezzi

    Rapid Communications Pages: 200 - 203