1. Alternative final steps in berberine biosynthesis in Coptis japonica cell cultures

   • E. Galneder
   • M. Rueffer
   • M. H. Zenk

   OriginalPaper Pages: 1 - 4

2. Intergeneric somatic hybrid plants of Citrus sinensis cv. Hamlin and Poncirus trifoliata cv. Flying Dragon

   • J. W. Grosser
   • F. G. Gmitter Jr.
   • J. L. Chandler

   OriginalPaper Pages: 5 - 8

3. Establishment of new axenic hairy root lines by inoculation with Agrobacterium rhizogenes

   • Jacques Mugnier

   OriginalPaper Pages: 9 - 12

4. A rapid transformation method for Solanum tuberosum using binary Agrobacterium tumefaciens vectors

   • S. Sheerman
   • M. W. Bevan

   OriginalPaper Pages: 13 - 16

5. Intraspecific gametosomatic hybridisation in Petunia hybrida

   • C. H. Lee
   • J. B. Power

   OriginalPaper Pages: 17 - 18

6. Common responses of cultured soybean cells to 2,4-D starvation and fungal elicitor treatment

   • J. J. Leguay
   • M. Piécoup
   • J. P. Jouanneau

   OriginalPaper Pages: 19 - 22

7. Plant regeneration via somatic embryogenesis in the seeded diploid banana Musa ornata Roxb.

   • Sandra S. Cronauer-Mitra
   • A. D. Krikorian

   OriginalPaper Pages: 23 - 25

8. Alkaloid production in cell suspension cultures of Thalictrum flavum and T. dipterocarpum

   • M. Suzuki
   • K. Nakagawa
   • M. Tabata

   OriginalPaper Pages: 26 - 29

9. An improved medium for adventitious shoot formation and callus induction in Beta vulgaris L. in vitro

   • A. H. Freytag
   • S. C. Anand
   • L. D. Owens

   OriginalPaper Pages: 30 - 34

10. Stimulation of chalcone synthase activity by yeast extract in cultured Glycyrrhiza echinata cells and 5-deoxyflavanone formation by isolated protoplasts

    • S. Ayabe
    • A. Udagawa
    • T. Furuya

    OriginalPaper Pages: 35 - 38

11. In vitro propagation of Glehnia littoralis from shoot-tips

    • Noboru Hiraoka
    • Miho Oyanagi

    OriginalPaper Pages: 39 - 42

12. Partial purification and characterization of dihydrobenzophenanthridine oxidase from Eschscholtzia californica cell suspension cultures

    • H. M. Schumacher
    • M. H. Zenk

    OriginalPaper Pages: 43 - 46

13. Introduction of foreign genes into potato cultivars Bintje and Désirée using an Agrobacterium tumefaciens binary vector

    • Willem J. Stiekema
    • Freek Heidekamp
    • Paul Dijkhuis

    OriginalPaper Pages: 47 - 50

14. Induction of triterpene biosynthesis by elicitors in suspension cultures of Tabernaemontana species

    • R. van der Heijden
    • E. R. Verheij
    • P. A. A. Harkes

    OriginalPaper Pages: 51 - 54

15. A novel method for increasing the frequency of somatic embryogenesis in wheat tissue culture by NaCl and KCl supplementation

    • G. Galiba
    • Y. Yamada

    OriginalPaper Pages: 55 - 58

16. Recovery of plants from leaf protoplasts of hybrid-poplar and aspen clones

    • Julie A. Russell
    • Brent H. McCown

    OriginalPaper Pages: 59 - 62

17. A negative selection scheme for tobacco protoplast-derived cells expressing the T-DNA gene 2

    • A. G. Depicker
    • A. M. Jacobs
    • M. C. Van Montagu

    OriginalPaper Pages: 63 - 66

18. Culture of asparagus protoplasts on porous polypropylene membrane

    • Yan Kong
    • Chee-Kok Chin

    OriginalPaper Pages: 67 - 69

19. Somatic embryogenesis and organogenesis in callus cultures of a tree legume — Albizia richardiana King

    • Uttar K. Tomar
    • Shrish C. Gupta

    OriginalPaper Pages: 70 - 73

20. Correlation between flow cytometric determination of nuclear DNA content and chromosome number in somatic hybrids within Brassicaceae

    • Jan Fahleson
    • Johan Dixelius
    • Kristina Glimelius

    OriginalPaper Pages: 74 - 77

21. Anthocyanin and proteins as biochemical markers in maize endosperm cultures

    • M. L. Racchi
    • L. A. Manzocchi

    OriginalPaper Pages: 78 - 81