avidity evidence avidity-based extracellular interaction screening evidence snadendla 2026-04-05T15:56:13Z KAUST:RohitSatyam eco A type of avidity evidence in which immobilized "bait" proteins are probed with enzyme-tagged, multimerized "prey" proteins to amplify avidity, enabling sensitive detection of otherwise weak and transient extracellular protein-protein interactions. ECO:0008186 AVEXIS