Dedicated to plant mechanisms involved in response to pathogens, pests or symbionts. This site is complementary to the Plant pathogens and pests scoop-it site  :        http://www.scoop.it/t/erbilate. The role of hormones involved in regulation of plant responses to microorganisms is also reported in the "Plant hormones " site at http://www.scoop.it/t/plant-hormones-by-christophe-jacquet .