Skip to main content
SpringerLink
Log in

A distinction between the actions of abscisic acid, gibberellic acid and cytokinins in light-sensitive lettuce seed

  • Short Communication
  • Published:
Planta Aims and scope Submit manuscript

Summary

Using isolated lettuce seed embryos it can be shown that the inhibitory effect of abscisic acid upon germination is reversed solely by cytokinin. In the intact seed, however, gibberellic acid is also required for this reversal to be manifested in germination.

This is a preview of subscription content, log in via an institution to check access.

Access this article

Log in via an institution

Price excludes VAT (USA)
Tax calculation will be finalised during checkout.

Instant access to the full article PDF.

Institutional subscriptions

References

  • Barzilai, E., Mayer, E. M.: Kinins in germinating lettuce seed. Aust. J. biol. Sci. 17, 798–800 (1964).

    Google Scholar 

  • Bewley, J. D., Black, M., Negbi, M.: Immediate phytochrome action in lettuce seeds and its interaction with gibberellins and other promoters. Planta (Berl.) 78, 351–357 (1968).

    Google Scholar 

  • Haber, A. H., Luippold, H. J.: Effects of gibberellin, kinetin, thiourea, and photomorphogenic radiation on mitotic activity in dormant lettuce seed. Plant Physiol. 35, 486–494 (1960).

    Google Scholar 

  • Ikuma, H., Thimann, K. V.: Action of gibberellic acid on lettuce seed germination. Plant Physiol. 35, 557–566 (1960).

    Google Scholar 

  • Khan, A. A.: Inhibition of gibberellic acid-induced germination by abscisic acid and its reversal by cytokinins. Plant Physiol. 43, 1463–1465 (1968).

    Google Scholar 

  • — Waters, E. C.: On the hormonal control of post-harvest dormancy and germination in barley seeds. Life Sci. 8, 729–736 (1969).

    Google Scholar 

  • Leff, J.: Interaction between kinetin and light on germination of Grand Rapids lettuce seeds. Plant Physiol. 39, 299–303 (1964).

    Google Scholar 

  • Lona, F.: L'acido gibberellico determina la germinazione dei semi di Lactuca scariola in fase di scoto-inhibizione. Ateneo parmense 27, 641–644 (1956).

    Google Scholar 

  • Sankhla, N., Sankhla, D.: Reversal of abscisin II induced inhibition of lettuce seed germination and seedlings growth by kinetin. Physiol. Plantarum (Cph.) 21, 190–195 (1968).

    Google Scholar 

  • Toole, V. K., Cathey, H. M.: Response to gibberellin of light-requiring seeds of lettuce and Lepidium virginicum. Plant Physiol. 36, 663–671 (1961).

    Google Scholar 

Download references

Author information

Authors and Affiliations

  1. Department of Biology, University of Calgary, Calgary, Alberta, Canada

    J. Derek Bewley & David W. Fountain

Authors
  1. J. Derek Bewley
    View author publications

    You can also search for this author in PubMed Google Scholar

  2. David W. Fountain
    View author publications

    You can also search for this author in PubMed Google Scholar

Additional information

This research was supported by NRC of Canada Trust No. A6352 to J.D. Bewley

Holder of an NRC of Canada Postgraduate Scholarship

Rights and permissions

Reprints and permissions

About this article

Cite this article

Bewley, J.D., Fountain, D.W. A distinction between the actions of abscisic acid, gibberellic acid and cytokinins in light-sensitive lettuce seed. Planta 102, 368–371 (1972). https://doi.org/10.1007/BF00386622

Download citation

  • Received:

  • Issue Date:

  • DOI: https://doi.org/10.1007/BF00386622

Keywords

Search

Navigation