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Relative Activities of Cytokinins and Antagonists in Releasing Lateral Buds of Pisum from Apical Dominance Compared with Their Relative Activities in the Regulation of Growth of Tobacco Callus

  • F. Skoog
  • A. K. B. Abdul Ghani
Part of the Proceedings in Life Sciences book series (LIFE SCIENCES)

Abstract

Cytokinin-antagonists which reversibly inhibit cytokinin-induced growth of callus in the tobacco bioassay at the same time, in conjunction with high cytokinin concentrations, may bring about or enhance bud formation in the callus tissue (Skoog et al., 1975).

Keywords

Relative Activity Callus Tissue Apical Dominance Tobacco Callus Gibberellic Acid Treatment 
These keywords were added by machine and not by the authors. This process is experimental and the keywords may be updated as the learning algorithm improves.

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References

  1. Abdul Ghani AKB (1980) Effects of cytokinins, antagonists and related analogs on the ability to release lateral buds of Pimm sativum L. cv Alaska from apical dominance. Ph D Thesis, Univ Wisconsin, MadisonGoogle Scholar
  2. Davidson DR (1971) The shift of dominance in Pimm sativum from the terminal bud to the lateral bud through release of apical dominance with 6-(3-methyl-2-butenylamino)purine followed by indole-3-acetic acid and gibberellic acid treatments. Ph D Thesis, Univ Wisconsin, MadisonGoogle Scholar
  3. Hecht SM, Leonard NJ, Schmitz RY, Skoog F (1970) Cytokinins: Synthesis and growth-promoting activity of 2-substituted compounds in the N6 -isopentenyladenine and zeatin series. Phytochemistry 9: 1173–1180CrossRefGoogle Scholar
  4. Iwamura H, Masuda N, Koshimizu K, Matsubara S (1979) Cytokinin-agonistic and antagonistic activities of 4-substituted-2-methylpyrrolo-[2,3-d]pyrimidines, 7-deaza analogs of cytokinin-active adenine derivatives. Phytochemistry 18: 217–222CrossRefGoogle Scholar
  5. Leonard NJ, Hecht SM, Skoog F, Schmitz RY (1969) Cytokinins: Synthesis, mass spectra, and biological activity of compounds related to zeatin. Proc Nat Acad Sci USA 63: 175–182PubMedCrossRefGoogle Scholar
  6. Schmitz RY, Skoog F, Hecht SM, Bock RM, Leonard NJ (1972a) Comparison of cytokinin activities of naturally occurring ribonucleosides and corresponding bases. Phytochemistry 11: 1603–1610CrossRefGoogle Scholar
  7. Schmitz RY, Skoog F, Playtis AJ, Leonard NJ (1972b) Cytokinins: Synthesis and biological activity of geometric and position isomers of zeatin. Plant Physiol 50: 702–705PubMedCrossRefGoogle Scholar
  8. Skoog F (1973) A survey of cytokinins and cytokinin antagonists with reference to nucleic acid and protein metabolism. Biochem Soc London Symp 38: 195–215Google Scholar
  9. Skoog F, Leonard NJ (1968) Sources and structure/activity relationships of cytokinins. In: Wightman F (ed) Biochemistry and physiology of plant growth regulators. Runge Press, Ontario, Canada, pp 1–18Google Scholar
  10. Skoog F, Schmitz RY (1979) Biochemistry and physiology of cytokinins. In: Litwack G (ed) Biochemical actions of hormones (vol VI. Academic Press, London New York, pp 335–413Google Scholar
  11. Skoog F, Hamzi Q, Szweykowska AM, Leonard NJ, Carraway KL, Fujii T, Helgeson P, Loeppky RN (1967) Cytokinins: Structure/activity relationships. Phytochemistry 6: 1169–1192CrossRefGoogle Scholar
  12. Skoog F, Schmitz RY, Bock RM, Hecht SM (1973) Cytokinin antagonists: Synthesis and physiological effects of 7-substituted 3-methylpyrazolo[3,4-d]pyrimidines. Phytochemistry 12: 25–37CrossRefGoogle Scholar
  13. Skoog F, Schmitz RY, Hecht SM, Frye RB (1975) Anticytokinin activity of substituted pyrrolo- [2,3-d]pyrimidines. Proc Nat Acad Sci USA 72: 3508–3512PubMedCrossRefGoogle Scholar

Copyright information

© Springer-Verlag, Berlin Heidelberg 1981

Authors and Affiliations

  • F. Skoog
  • A. K. B. Abdul Ghani
    • 1
  1. 1.Institute of Plant Development, Birge HallUniversity of Wisconsin-MadisonMadisonUSA

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