Self-Inhibitor of Bean Rust Uredospores: Methyl 3,4-Dimethoxycinnamate

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Science  30 Oct 1970:
Vol. 170, Issue 3957, pp. 539-540
DOI: 10.1126/science.170.3957.539


Two germination inhibitors from bean rust uredospores were identified as the cis and trans isomers of methyl 3,4-dimethoxycinnamate. They appear to be the "self-inhibitors" previously described from these spores.

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