ABC test
2.The effects and mechanisms of anxiety on sleep in rats of two different strains were investigated with the methods of sterotaxic surgery, polysomnography(PSG), conditioned fear training, immunohistochemical ABC technical and computer assisted image analyzing system, behavioral test such as freezing behavioral test, the elevated plus -maze test, the open field test.
3.The avidin-biotin-peroxidase complex (ABC) technique was used to detect avian reovirus (ARV ) antigen in chickens inoculated with ARV via three routes. The test results suggested that the viral antigen wat widely distributed in the visceral parenchymal organs, intestinal tract, tendon sheaths and synovial membranes.

