1. Extracts of Marine cyanobacteria stimulated somatic embryogenesis of Daucus carota L.

   • Hitoshi Wake
   • Hironori Umetsu
   • Tadashi Matsunaga

   OriginalPaper 01 April 1991 Pages: 655 - 658

2. Biotransformation of theobromine to caffeine in suspension and polyurethane foam immobilized coffee (Coffea arabica L.) cells

   • Tsutomu Furuya
   • Yutaka Orihara
   • Kenji Koge

   OriginalPaper 01 April 1991 Pages: 659 - 662

3. Lippia dulcis shoot cultures as a source of the sweet sesquiterpene hernandulcin

   • Martina Sauerwein
   • Hector E. Flores
   • Koichiro Shimomura

   OriginalPaper 01 April 1991 Pages: 663 - 666

4. Plant regeneration through somatic embryogenesis from spear callus culture of Asparagus cooperi Baker

   • Biswajit Ghosh
   • Sumitra Sen

   OriginalPaper 01 April 1991 Pages: 667 - 670

5. The effects of acetosyringone and pH on Agrobacterium-mediated transformation vary according to plant species

   • Ian Godwin
   • Gordon Todd
   • H. John Newbury

   OriginalPaper 01 April 1991 Pages: 671 - 675

6. A rapid and efficient regeneration system for pea (Pisum sativum), suitable for transformation

   • B. Nauerby
   • M. Madsen
   • R. Wyndaele

   OriginalPaper 01 April 1991 Pages: 676 - 679

7. Plant regeneration from leaf protoplasts of Lycopersicon hirsutum f. hirsutum

   • T. J. Montagno
   • P. S. Jourdan
   • S. Z. Berry

   OriginalPaper 01 April 1991 Pages: 680 - 683

8. Proline status of genetically stable salt-tolerant Brassica juncea L. somaclones and their parent cv. Prakash

   • Sunita Jain
   • H. S. Nainawatee
   • J. B. Chowdhury

   OriginalPaper 01 April 1991 Pages: 684 - 687

9. Transcription of a sorghum phosphoenolpyruvate carboxylase gene in transgenic tobacco leaves: maturation of monocot PRE-mRNA by dicot cells

   • Denis Tagu
   • Claude Cretin
   • Pierre Gadal

   OriginalPaper 01 April 1991 Pages: 688 - 690

10. In vitro tuberization of potato clones from different maturity groups

    • Zaida Lentini
    • Elizabeth D. Earle

    OriginalPaper 01 April 1991 Pages: 691 - 695

11. In vitro propagation of Coleus forskohlii Briq. for forskolin synthesis

    • Jayanti Sen
    • A. K. Sharma

    OriginalPaper 01 April 1991 Pages: 696 - 698

12. AgNO₃ increases type II callus production from immature embryos of maize inbred B73 and its derivatives

    • D. D. Songstad
    • C. L. Armstrong
    • W. L. Petersen

    OriginalPaper 01 April 1991 Pages: 699 - 702

13. Morphogenetic responses of cultured cells of cambial origin of a mature tree — Dalbergia sissoo Roxb

    • A. Kumar
    • P. Tandon
    • A. Sharma

    OriginalPaper 01 April 1991 Pages: 703 - 706