developmental process innate immune response age-related resistance biological_process flowering-induced resistance ARR adult seedling resistance 2015-05-19T10:36:38Z tb mature seedling resistance developmental resistance senescence-induced resistance GO:0090644 An innate immune response that is positively correlated with host plant development. As a plant develops, its innate resistance to pathogenic infections increases. The mechanisms involved in age-related resistance differ in nature or in aspects of regulation from the hypersensitive response (HR), systemic acquired resistance (SAR), or induced systemic resistance (ISR). ontogenic resistance