1. On the occurrence of somatic meiosis in embryogenic carrot cell cultures

   • L. Giorgetti
   • M. R. Vergara
   • V. Nuti Ronchi

   Original Paper Pages: 657 - 662

2. Characterization of uvi15 ⁺, a stress-inducible gene from Schizosaccharomyces pombe

   • Joon Kyu Lee
   • Minkyu Kim
   • Sang Dai Park

   Original Paper Pages: 663 - 670

3. A large circular minichromosome of Schizosaccharomyces pombe requires a high dose of type II DNA topoisomerase for its stabilization

   • Shin Murakami
   • Mitsuhiro Yanagida
   • Osami Niwa

   Original Paper Pages: 671 - 679

4. Nucleotide sequence of the recF gene cluster from Staphylococcus aureus and complementation analysis in Bacillus subtilis recF mutants

   • J. C. Alonso
   • L. M. Fisher

   Original Paper Pages: 680 - 686

5. Chromosomal organization and nucleotide sequence of the genes for elongation factors EF-1α and EF-2 and ribosomal proteins S7 and S10 of the hyperthermophilic archaeum Desulfurococcus mobilis

   • Elena Ceccarelli
   • Maurizio Bocchetta
   • Piero Cammarano

   Original Paper Pages: 687 - 696

6. Regulation of the Caulobacter crescentus rpoN gene and function of the purified σ⁵⁴ in flagellar gene transcription

   • D. Karl Anderson
   • Noriko Ohta
   • Austin Newton

   Original Paper Pages: 697 - 706

7. RFLP mapping of the maize dzr1 locus, which regulates methionine-rich 10 kDa zein accumulation

   • Sumita Chaudhuri
   • Joachim Messing

   Original Paper Pages: 707 - 715

8. Endosperm-specific demethylation and activation of specific alleles of α-tubulin genes of Zea mays L.

   • Gertrud Lund
   • Joachim Messing
   • Angelo Viotti

   Original Paper Pages: 716 - 722

9. Genetic evidence for the interaction of the yeast transcriptional co-activator proteins GCN5 and ADA2

   • Tassos Georgakopoulos
   • Niki Gounalaki
   • George Thireos

   Original Paper Pages: 723 - 728

10. Functional analysis of mutations in the transcription terminator T₁ that suppress two dnaG alleles in Escherichia coli

    • Robert A. Britton
    • James R. Lupski

    Original Paper Pages: 729 - 733

11. Ectopic expression of β-lactoglobulin transgenes

    • Elena Farini
    • C. Bruce A. Whitelaw

    Original Paper Pages: 734 - 738

12. RNA editing of a group II intron in Oenothera as a prerequisite for splicing

    • G. Valentin Börner
    • Mario Mörl
    • Carlo Schmelzer

    Original Paper Pages: 739 - 744

13. Factors affecting the inhibition by antisense RNA of granule-bound starch synthase gene expression in potato

    • Anja G. J. Kuipers
    • Wim J. J. Soppe
    • Richard G. F. Visser

    Original Paper Pages: 745 - 755

14. Bent DNA is found in some, but not all, regions recognized by the Bacillus subtilis AbrB protein

    • Mark A. Strauch
    • Mitra Ayazifar

    Original Paper Pages: 756 - 760

15. Genetic and physical mapping of the lateral suppressor (ls) locus in tomato

    • Karin Schumacher
    • Martin Ganal
    • Klaus Theres

    Original Paper Pages: 761 - 766

16. Reactivation of the ATCase domain of the URA2 gene complex: a positive selection method for Ty insertions and chromosomal rearrangements in Saccharomyces cerevisiae

    • F. Roelants
    • S. Potier
    • J. de Montigny

    Original Paper Pages: 767 - 773

17. The C-terminal domain of SIN1 in yeast interacts with a protein that binds the URS1 region of the yeast HO gene

    • Eyal Yona
    • Haim Bangio
    • Don J. Katcoff

    Short Communication Pages: 774 - 777

18. Clustered α-amanitin resistance mutations in mouse

    • Marisa S. Bartolomei
    • Jeffry L. Corden

    Short Communication Pages: 778 - 782

19. The osmoprotectant proline betaine is a major substrate for the binding-protein-dependent transport system ProU of Escherichia coli K-12

    • Martin Haardt
    • Bettina Kempf
    • Erhard Bremer

    Short Communication Pages: 783 - 796