symbiont-mediated perturbation of host phytoalexin production symbiont-mediated suppression of host phytoalexin production suppression by symbiont of host phytoalexin production biological_process A process in which a symbiont inhibits or disrupts the production of phytoalexins in the host organism. Phytoalexins are produced by plants to fight against pathogens. The host is defined as the larger of the organisms involved in a symbiotic interaction. GO:1990217 ml negative regulation by symbiont of host phytoalexin production 2013-10-10T15:49:33Z