1. Patterns of protein synthesis in oocytes and early embryos of Rana esculenta complex

   • P. S. Chen
   • E. Stumm-Zollinger

   OriginalPaper Pages: 1 - 9

2. Experimentally induced true hermaphroditism in genetically female fowl

   • Roland Maraud
   • Michel Rashedi
   • Roland Stoll

   OriginalPaper Pages: 10 - 14

3. Stimulation of crystallin synthesis in embryonic brain cells in culture

   • Shin Takagi

   OriginalPaper Pages: 15 - 21

4. Clonal analysis of the blastoderm anlage of the Malpighian tubules in Drosophila melanogaster

   • Wilfried Janning
   • Andrea Lutz
   • Dorothee Wissen

   OriginalPaper Pages: 22 - 32

5. Is homarine a morphogen in the marine hydroid Hydractinia?

   • Stefan Berking

   OriginalPaper Pages: 33 - 38

6. Effects of A23187 upon cortical granule exocytosis in eggs of Brachydanio

   • Mary Ellen Schalkoff
   • Nathan H. Hart

   OriginalPaper Pages: 39 - 48

7. Localized requirements for gene activity in segmentation of Drosophila embryos: analysis of armadillo, fused, giant and unpaired mutations in mosaic embryos

   • J. Peter Gergen
   • Eric F. Wieschaus

   OriginalPaper Pages: 49 - 62

8. Specificity of embryonic lethal mutations in Drosophila analyzed in germ line clones

   • Eric Wieschaus
   • Elizabeth Noell

   OriginalPaper Pages: 63 - 73

9. A glycoprotein in the accessory cell of the echinoid ovary and its role in vitellogenesis

   • Hironobu Ozaki
   • Osamu Moriya
   • Frederick Elton Harrington

   OriginalPaper Pages: 74 - 79

10. Induction of the primitive streak in the chick blastoderm embryo: patterns of protein synthesis

    • Nikolas Zagris
    • Demetrios Matthopoulos

    Rapid Communication Pages: 80 - 83