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    • 7. 发明专利
    • MEMBRANE FOR DIAGNOSING VIRUS INFECTIOUS DISEASE AND DIAGNOSTIC METHOD
    • JPH03148066A
    • 1991-06-24
    • JP28855889
    • 1989-11-06
    • NIPPON ZEON CO
    • SATO TAKANORITAKAMURA CHIZUKOKAMOGAWA KOICHI
    • G01N33/569A61B10/00
    • PURPOSE:To make it possible to diagnose the difference between the infections of affinous viruses efficiently and accurately by attaching two or more kinds of specific antigens which have affinous relation on one membrane carrier, and bringing the antigens into contact with the serum of a body under test. CONSTITUTION:With respect to virus which is the object of diagnosis, there is the cross reaction of antibodies between the virus and the antigen of an affinous virus. Serum to be inspected becomes positive by the reaction with a plurality of the virus antigens. When the deterministic judgment is difficult, there is no special restriction. In practical application, epidemic viruses in the same region are combined in response to purposes. The antigen wherein the peculiarity of the virus is maintained is formed. Then, the respective specific antigens are dropped on one membrane carrier without mixing and without loosing pecurialities. The antigens are sucked, and solvent is removed. Then the antigens are attached. The serum is diluted so that the reactivity with the antibody in the serum to be inspected becomes equal. The membrane is immersed into the serum to be inspected which is diluted at a constant temperature, and the virus antigens and the serum are brought into contact. Thus the infected viruses are diagnosed based on the amount of bondings between the antigens and the antibodies in the serum.