Abstract
WE have found substances in the culture filtrate of a fungus, strain 501–7w (genus and species unidentified), that stimulated the growth of cotyledons of Chinese cabbage seedlings (Brassica campestris L. subsp. Napus Hook.). The active components, which we call cotylenin A and B, have been isolated, and some of their physical properties determined.
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References
Wightman, W., and Setterfleld, G., Biochemistry and Physiology of Plant Growth Substances (Runge Press, Ottawa, 1968).
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SASSA, T., TOJYO, T. & MUNAKATA, K. Isolation of a New Plant Growth Substance with Cytokinin-like Activity. Nature 227, 379 (1970). https://doi.org/10.1038/227379a0
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DOI: https://doi.org/10.1038/227379a0
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