Abstract
WHEN excised wheat leaves are maintained in a wilted condition for a period of hours there is a considerable increase in the content of an acidic ether-soluble growth inhibiting substance1. Because of its acidic nature and its RF in several solvent systems, (+)-abscisic acid (ABA) was suspected to be this substance. This has now been confirmed by optical rotatory dispersion.
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References
Wright, S. T. C., Planta, 86, 10 (1969).
Milborrow, B. V., Planta, 76, 93 (1967).
Cornforth, J. W., Milborrow, B. V., and Ryback, G., Nature, 210, 627 (1966).
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WRIGHT, S., HIRON, R. (+)-Abscisic Acid, the Growth Inhibitor induced in Detached Wheat Leaves by a Period of Wilting. Nature 224, 719–720 (1969). https://doi.org/10.1038/224719a0
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DOI: https://doi.org/10.1038/224719a0
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