1. Identification of the gene coding for the largest subunit of RNA polymerase I (A) of Drosophila melanogaster

   • S. Knackmuss
   • E. F. K. Bautz
   • G. Petersen

   ORIGINAL PAPER Pages: 529 - 534

2. Chromosomal regions associated with segregation distortion of molecular markers in F₂ , backcross, doubled haploid, and recombinant inbred populations in rice (Oryza sativa L.)

   • Y. Xu
   • L. Zhu
   • S. R. McCouch

   ORIGINAL PAPER Pages: 535 - 545

3. Homologous and heterologous expression of a ribosomal protein gene in Podospora anserina requires an intron

   • M. Dequard-Chablat
   • A. Rötig

   ORIGINAL PAPER Pages: 546 - 552

4. Dissection of the wheat transcription factor HBP-1a(17) reveals a modular structure for the activation domain

   • T. Nakayama
   • M. Okanami
   • M. Iwabuchi

   ORIGINAL PAPER Pages: 553 - 561

5. Effects of the sinR and degU32 (Hy) mutations on the regulation of the aprE gene in Bacillus subtilis

   • J. Olmos
   • R. de Anda
   • F. Valle

   ORIGINAL PAPER Pages: 562 - 567

6. Integration of the multiple controls regulating the expression of the arginase gene CAR1 of Saccharomyces cerevisiae in response to different nitrogen signals: role of Gln3p, ArgRp-Mcm1p, and Ume6p

   • E. Dubois
   • F. Messenguy

   ORIGINAL PAPER Pages: 568 - 580

7. Methylation of cytosines in nonconventional methylation acceptor sites can contribute to reduced gene expression

   • M. J. Diéguez
   • M. Bellotto
   • J. Paszkowski

   ORIGINAL PAPER Pages: 581 - 588

8. Modulation of expression at the level of splicing of cut-1 RNA in the infective second-stage juvenile of the plant parasitic nematode Meloidogyne artiellia

   • C. De Giorgi
   • F. De Luca
   • F. Lamberti

   ORIGINAL PAPER Pages: 589 - 598

9. Structure, hormonal regulation, and chromosomal location of genes encoding barley (1å4)-β-xylan endohydrolases

   • M. Banik
   • C.-D. Li
   • G. B. Fincher

   ORIGINAL PAPER Pages: 599 - 608

10. In vivo expression of a full-length cDNA copy of potato leafroll virus (PLRV) in protoplasts and transgenic plants

    • D. Prüfer
    • J. Schmitz
    • W. Rohde

    ORIGINAL PAPER Pages: 609 - 614

11. MADS box genes expressed in developing inflorescences of rice and sorghum

    • R. Greco
    • L. Stagi
    • M. E. Pè

    ORIGINAL PAPER Pages: 615 - 623

12. Localization, structure and expression of the gene for translation initiation factor eIF-4E from Drosophila melanogaster

    • G. Hernández
    • R. Diez del Corral
    • J. M. Sierra

    ORIGINAL PAPER Pages: 624 - 633

13. Adducts formed by the food mutagen 2-amino-3-methylimidazo(4, 5-f ) quinoline induce frameshift mutations at hot spots through an SOS-independent pathway

    • G. Maenhaut-Michel
    • R. Janel-Bintz
    • R. P. P. Fuchs

    ORIGINAL PAPER Pages: 634 - 641

14. Molecular characterisation of the deep orange (dor ) gene of Drosophila melanogaster

    • S. A. Shestopal
    • I. V. Makunin
    • I. F. Zhimulev

    ORIGINAL PAPER Pages: 642 - 648

15. A large open reading frame (orf1995 ) in the chloroplast DNA of Chlamydomonas reinhardtii encodes an essential protein

    • E. Boudreau
    • M. Turmel
    • S. Leu

    SHORT COMMUNICATION Pages: 649 - 653