1. Sterol overproduction is the biochemical basis of resistance to a triazole in calli from a tobacco mutant

   • Hubert Schaller
   • Laurence Gondet
   • Pierre Benveniste

   OriginalPaper Pages: 295 - 305

2. Maintenance of the induced hypomethylated state of tobacco nuclear repetitive DNA sequences in the course of protoplast and plant regeneration

   • Blažena Koukalová
   • Viera Kuhrová
   • Milan Bezděk

   OriginalPaper Pages: 306 - 310

3. An examination of the peroxidases from Lupinus albus L. hypocotyls

   • Philip Jackson
   • Cândido P. P. Ricardo

   OriginalPaper Pages: 311 - 317

4. Cytokinins, abscisic acid and light affect accumulation of chloroplast proteins in Lupinus luteus cotyledons without notable effect on steady-state mRNA levels

   • V. V. Kusnetsov
   • R. Oelmüller
   • O. N. Kulaeva

   OriginalPaper Pages: 318 - 327

5. Cusativin, a new cytidine-specific ribonuclease accumulated in seeds of Cucumis sativus L.

   • M. Angeles Rojo
   • F. Javier Arias
   • Tomás Girbés

   OriginalPaper Pages: 328 - 338

6. Relationship between nitrogen fixation and nitrate metabolism in the Nodularia strains M1 and M2

   • Soledad Sanz-Alférez
   • Francisca F. del Campo

   OriginalPaper Pages: 339 - 345

7. Drought induces oxidative stress in pea plants

   • Jose F. Moran
   • Manuel Becana
   • Pedro Aparicio-Tejo

   OriginalPaper Pages: 346 - 352

8. Activity of the tetramer and octamer of glutamine synthetase isoforms during primary leaf ontogeny of sugar beet (Beta vulgaris L.)

   • G. Mäck
   • R. Tischner

   OriginalPaper Pages: 353 - 359

9. Heat-shock proteins induce heavy-metal tolerance in higher plants

   • D. Neumann
   • O. Lichtenberger
   • L. Nover

   OriginalPaper Pages: 360 - 367

10. Nuclear replication activities during imbibition of abscisic acid- and gibberellin-deficient tomato (Lycopersicon esculentum Mill.) seeds

    • Yongqing Liu
    • Jan H. W. Bergervoet
    • Raoul J. Bino

    OriginalPaper Pages: 368 - 373

11. Regulation of cytosolic carbon metabolism in germinating Ricinus communis cotyledons

    • Florencio E. Podestá
    • William C. Plaxton

    OriginalPaper Pages: 374 - 380

12. Regulation of cytosolic carbon metabolism in germinating Ricinus communis cotyledons

    • Florencio E. Podestá
    • William C. Plaxton

    OriginalPaper Pages: 381 - 387

13. Involvement of calmodulin and calmodulin-binding proteins in the differentiation of tracheary elements in Zinnia cells

    • Hitoshi Kobayashi
    • Hiroo Fukuda

    OriginalPaper Pages: 388 - 394

14. Behavior of organelles and their nucleoids in the shoot apical meristem during leaf development in Arabidopsis thaliana L.

    • Makoto Fujie
    • Haruko Kuroiwa
    • Tsuneyoshi Kuroiwa

    OriginalPaper Pages: 395 - 405

15. Control of photosynthesis in barley leaves with reduced activities of glutamine synthetase or glutamate synthase

    • Rainer E. Häusler
    • Ray D. Blackwell
    • Richard C. Leegood

    OriginalPaper Pages: 406 - 417

16. Control of photosynthesis in barley leaves with reduced activities of glutamine synthetase or glutamate synthase

    • Rainer E. Häusler
    • Peter J. Lea
    • Richard C. Leegood

    OriginalPaper Pages: 418 - 435

17. Erratum

    • Thomas J. W. Stokkermans
    • N. Kent Peters

    Legacy Pages: 435 - 435

18. Induction of a circadian rhythm in Synechococcus RF-1 while the cells are in a “suspended state”

    • Tan-Chi Huang
    • Shih-Yee Pen

    Rapid Communication Pages: 436 - 438

19. Response of cytokinin concentration in the xylem exudate of bean (Phaseolus vulgaris L.) plants to decapitation and auxin treatment, and relationship to apical dominance

    • F. Bangerth

    Rapid Communication Pages: 439 - 442