inheres in disposition material entity protective resistance Examples include the following: CCR5 mutations protect T cells from HIV invasion. A tumor cell's resistance to chemotherapy protects the cell from damage by the drug (although this harms the patient). An insect's resistance to insecticide protects it from the insecticide. http://purl.obolibrary.org/obo/ido.owl Lindsay Cowell Albert Goldfain Alexander Diehl Disposition inhering in an acellular structure or organism, with a part having a disposition to mitigate damage to the entity from invasive or internal threats, which is realized in one or more negative biological regulation process. pathogenic disposition invasive disposition collective disposition contagiousness immunocompetence immunosuppressive disposition transmissibility disposition disease