phytoalexins defined in 1951 yearphytoalexins - phytoalexins;
phytoalexins - Non-specific fungitoxic substances, generally phenolic in nature, synthesized de novo or in greatly increased concentration by plants in response to infection by fungi. Believed to play a primary role in disease resistance, preventing development in a particular plant of all but those fungi relatively insensitive to the phytoalexin(s) produced and thus enabled to become pathogenic to it.
near phytoalexins in Knolik
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