1. A novel homologue of the prokaryotic htrA gene is differentially expressed in the alga Haematococcus pluvialis following stress

   • G. Hershkovits
   • Z. Dubinsky
   • D. J. Katcoff

   ORIGINAL PAPER Pages: 345 - 350

2. Functional dissection of a cell-division inhibitor, SulA, of Escherichia coli and its negative regulation by Lon

   • A. Higashitani
   • Y. Ishii
   • K. Horiuchi

   ORIGINAL PAPER Pages: 351 - 357

3. Role of the coat Protein-RNA interaction in the life cycle of bacteriophage MS2

   • D. S. Peabody

   ORIGINAL ARTICLE Pages: 358 - 364

4. Partial purification of mitochondrial ribosomes from broad bean and identification of proteins encoded by the mitochondrial genome

   • L. Maffey
   • H. Degand
   • M. Boutry

   ORIGINAL PAPER Pages: 365 - 371

5. A physical assay for meiotic recombination in Coprinus cinereus

   • T. Freedman
   • P. J. Pukkila

   ORIGINAL PAPER Pages: 372 - 378

6. Recombination of mitochondrial DNAs following transmission of mitochondria among incompatible strains of black Aspergilli

   • F. Kevei
   • B. Tóth
   • J. H. Croft

   ORIGINAL PAPER Pages: 379 - 388

7. Molecular analysis of hus1 ⁺, a fission yeast gene required for S-M and DNA damage checkpoints

   • C. F. Kostrub
   • F. Al-Khodairy
   • T. Enoch

   ORIGINAL PAPER Pages: 389 - 399

8. Genetic evidence of a coupling role for the TraG protein family in bacterial conjugation

   • E. Cabezón
   • J. Ignacio Sastre
   • F. de la Cruz

   ORIGINAL PAPER Pages: 400 - 406

9. Somatic variation during long term subculturing of plant cells caused by insertion of a transposable element in a phenylalanine ammonia-lyase (PAL) gene

   • Y. Ozeki
   • E. Davies
   • J. Takeda

   ORIGINAL PAPER Pages: 407 - 416

10. Multidrug resistance in Aspergillus nidulans involves novel ATP-binding cassette transporters

    • G. Del Sorbo
    • A. C. Andrade
    • M. A. De Waard

    ORIGINAL PAPER Pages: 417 - 426

11. A ras homologue of Neurospora crassa regulates morphology

    • A. Kana-uchi
    • C. T. Yamashiro
    • T. Murayama

    ORIGINAL PAPER Pages: 427 - 432

12. Indolepyruvate ferredoxin oxidoreductase from Pyrococcus sp. KOD1 possesses a mosaic structure showing features of various oxidoreductases

    • M. A. Siddiqui
    • S. Fujiwara
    • T. Imanaka

    ORIGINAL PAPER Pages: 433 - 439

13. Autogenous and global control of the flagellar master operon, flhD, in Salmonella typhimurium

    • K. Kutsukake

    ORIGINAL PAPER Pages: 440 - 448

14. Ectopic expression of sex-peptide in a variety of tissues in Drosophila females using the P[GAL4] enhancer-trap system

    • S. Nakayama
    • K. Kaiser
    • T. Aigaki

    ORIGINAL PAPER Pages: 449 - 455

15. Genetic organization and transposition properties of IS511

    • D. A. Mullin
    • D. L. Zies
    • B. Ely

    ORIGINAL PAPER Pages: 456 - 463

16. The Brevibacterium albidum gene encoding the arginine tRNA_CCG complements the growth defect of an Escherichia coli strain carrying a thermosensitive mutation in the rnpA gene at the nonpermissive temperature

    • M. S. Kim
    • S. Kim
    • Y. Lee

    SHORT COMMUNICATION Pages: 464 - 468