Summary
Ethylene was found to be required for the release or secretion of cellulase from the cytoplasm to the cell wall in bean-petiole abscission-zone explants. This is an addition to its previously known action in accelerating senescence and cellulase synthesis in abscission.
References
Abeles, F. B.: Abscission: Role of cellulase. Plant Physiol. 44, 447–452 (1969).
Abeles, F. B. Bosshart, R. P., Forrence, L. E., Habig, W. H.: Preparation and purification of glucanase and chitinase from bean leaves. Plant Physiol. in press (1970a).
Abeles, F. B., Craker, L. E., Leather, G. R.: Abscission: The phytogerontological effects of ethylene. Plant Physiol. in press (1970b).
—, Holm, R. E.: Abscission: Role of protein synthesis. Ann. N. Y. Acad. Sci. 144, 367–373 (1967).
Craker, L. E., Abeles, F. B.: Abscission: Quantitative measurement with a recording abscissor. Plant Physiol. 44, 1139–1143 (1969).
Dela Fuente, R. K., Leopold, A. C.: Kinetics of abcission in the bean petiole explant. Plant Physiol. 44, 251–254 (1969).
Horton, R. F., Osborne, D. J.: Senescence, abscission, and cellulase in Phaseolus vulgaris. Nature (Lond.) 214, 1086–1088 (1967).
Jones, R. L.: Ethylene enhanced release of α amylase from barley aleurone cells. Plant Physiol. 43, 442–444 (1968).
Lewis, L. N., Varner, J. E.: Synthesis of cellulase during abscission of Phaseolus vulgaris leaf explants. Plant Physiol. 46, 194–199 (1910).
Morré, D. J., Eisinger, W. B.: Cell wall extensibility: Its control by auxin and relationship to cell elongation. In: Biochemistry and physiology of plant growth substances, F. Wightman and G. Setterfield, eds., p. 625–646. Ottawa: Runge Press 1968.
Ratner, A., Goren, R., Monselise, S. P.: Activity of pectin esterase and cellulase in the abscission zone of citrus leaf explants. Plant Physiol. 44, 1717–1723 (1969).
Taiz, L., Jones, R. L.: Giberellic acid, β-1,3-glucanase and the cell walls of barley aleurone layers. Planta (Berl.) 92, 73–84 (1970).
Author information
Authors and Affiliations
Rights and permissions
About this article
Cite this article
Abeles, F.B., Leather, G.R. Abscission: Control of cellulase secretion by ethylene. Planta 97, 87–91 (1971). https://doi.org/10.1007/BF00388409
Received:
Issue Date:
DOI: https://doi.org/10.1007/BF00388409