1. Cloning and molecular analysis of the bifunctional dihydrofolate reductase-thymidylate synthase gene in the ciliated protozoanParamecium tetraurelia

   • I. Martha Schlichtherle
   • David S. Roos
   • Judith L. Van Houten

   Original Paper Pages: 665 - 673

2. TheisfA mutation inhibits mutator activity and processing of UmuD protein inEscherichia coli recA730 strains

   • Anna Bebenek
   • Irena Pietrzykowska

   Original Paper Pages: 674 - 680

3. Molecular analysis of theArabidopsis pattern formation geneGNOM: gene structure and intragenic complementation

   • Maximilian Busch
   • Ulrike Mayer
   • Gerd Jürgens

   Original Paper Pages: 681 - 691

4. Molecular analysis of the phosphate-specific transport (pst) operon ofPseudomonas aeruginosa

   • Toshiyuki Nikata
   • Yukihiro Sakai
   • Hisao Ohtake

   Original Paper Pages: 692 - 698

5. Characterization of the replicon of plasmid pSW500 ofErwinia stewartii

   • Jen-Fen Fu
   • Han-Chang Chang
   • Shih-Tung Liu

   Original Paper Pages: 699 - 704

6. Physiological effects of translation initiation factor IF3 and ribosomal protein L20 limitation inEscherichia coli

   • Christine L. Olsson
   • Monique Graffe
   • John W. B. Hershey

   Original Paper Pages: 705 - 714

7. Mutations affecting extracellular protease production in the filamentous fungusAspergillus nidulans

   • Margaret E. Katz
   • Pam K. Flynn
   • Brian F. Cheetham

   Original Paper Pages: 715 - 724

8. Isolation and molecular characterisation of the gene encoding eburicol 14α-demethylase (CYP51) fromPenicillium italicum

   • J. G. M. van Nistelrooy
   • J. M. van den Brink
   • M. A. de Waard

   Original Paper Pages: 725 - 733

9. Dissection of theBacillus subtilis spoOE binding site for the global regulator AbrB reveals smaller recognition elements

   • Mark A. Strauch

   Original Paper Pages: 742 - 749

10. Hordein promoter methylation and transcriptional activity in wild-type and mutant barley endosperm

    • Mikael Blom Sørensen
    • Martin Müller
    • David Simpson

    Original Paper Pages: 750 - 760

11. Suppression of the Bgi⁺ phenotype of a Δhns strain ofEscherichia coli by aBacillus subtilis antiterminator binding site

    • Christophe Beloin
    • Luisa Hirschbein
    • Françoise Le Hégarat

    Original Paper Pages: 761 - 766

12. Transcriptional analysis of themtA idiomorph ofNeurospora crassa identifies two genes in addition tomtA-1

    • Adlane V. B. Ferreira
    • Sven Saupe
    • N. Louise Glass

    Original Paper Pages: 767 - 774

13. Thestr gene cluster for the biosynthesis of 5′-hydroxystreptomycin inStreptomyces glaucescens GLA.0 (ETH 22794): new operons and evidence for pathway-specific regulation by StrR

    • Stefan Beyer
    • Jürgen Distler
    • Wolfgang Piepersberg

    Original Paper Pages: 775 - 784

14. The chloroplast chlL gene of the green alga Chlorella vulgaris C-27 contains a self-splicing group I intron

    • Meenu Kapoor
    • T. Wakasugi
    • M. Sugiura

    ORIGINAL PAPER Pages: 655 - 664

15. Analysis of cryIAa expression in sigE and sigK mutants of Bacillus thuringiensis

    • A. Bravo
    • Hervé Agaisse
    • D. Lereclus

    ORIGINAL PAPER Pages: 734 - 741