Hume, D A Macrophages exposed continuously to lipopolysaccharide and other agonists that act via toll-like receptors exhibit a sustained and additive activation state. [electronic resource] - BMC immunology 2001 - 11 p. digital Publication Type: Journal Article ISSN: 1471-2172 Standard No.: 10.1186/1471-2172-2-11 doi Subjects--Topical Terms: AnimalsCell LineCells, CulturedCytokines--biosynthesisDose-Response Relationship, DrugGenes, ReporterKineticsLipopolysaccharides--pharmacologyLuciferases--geneticsMacrophage ActivationMacrophages--drug effectsMembrane Glycoproteins--agonistsMiceMice, Inbred BALB CReceptors, Cell Surface--agonistsToll-Like Receptor 2Toll-Like Receptor 4Toll-Like Receptors