A biosensor according to the present invention includes a reagent immobilization part (5) where an antibody for a measurement target in an inspection target solution is immobilized, and a marked reagent holding part (4) where an antibody which is marked at a part of a development layer in a dry state...http://www.google.de/patents/US20030100030?utm_source=gb-gplus-sharePatent US20030100030 - Biosensor and method for its preparation