1. Publisher's announcement

   Announcement Pages: 3 - 3

2. The effect of ecdysterone and juvenile hormones on protein synthesis and development of imaginal wing discs ofDrosophila melanogaster

   • Frank Y. T. Sin

   OriginalPaper Pages: 5 - 10

3. Yellow lupin cytoplasmic tRNA^Glu is not a cofactor in chlorophyll biosynthesis

   • M. Barciszewska
   • J. Barciszewski

   OriginalPaper Pages: 11 - 14

4. Determination of the RNA-content in samples of isolated chromatin by circular dichroism measurements

   • Holger Notbohm

   OriginalPaper Pages: 15 - 19

5. Isolation of major heat shock protein (hsp70) gene-related sequences from rat genome

   • Jan Wiśniewski
   • Zdzisŀaw Krawczyk

   OriginalPaper Pages: 21 - 28

6. Release of a virus coded glycoprotein from herpes simplex virus type 1 infected cells

   • K -H. Tiedemann
   • H. Hampl
   • K. O. Habermehl

   OriginalPaper Pages: 29 - 33

7. Cytoplasmic poly(ADP-ribose) polymerase and poly(ADP-ribose) glycohydrolase in AEV-transformed chicken erythroblasts

   • H. Thomassin
   • C. Martins de Sa
   • P. Mandel

   OriginalPaper Pages: 35 - 44

8. Processing of SP₁ precursor in a cell-free system from poly(A⁺) mRNA of human placenta

   • José L. Bocco
   • Graciela M. Panzetta
   • Luis C. Patrito

   OriginalPaper Pages: 45 - 51

9. Occurrence of 40 S·polysomal complexes in polysome profiles of reticulocyte lysates

   • Piet W. L. Tas
   • Oskar H. W. Martini

   OriginalPaper Pages: 53 - 58

10. 5′ Flanking sequence of the hamster desmin gene

    • Frank R. Pieper
    • Marc Bik
    • Hans Bloemendal

    BriefCommunication Pages: 59 - 60

11. Book review

    • Michael Bloemendal

    BookReview Pages: 61 - 61