| 摘要 |
A chemotaxis assay instrument comprising a plate assembly with a bottom plate, a gasket seal mounted to the bottom plate and an intermediate plate mounted on the other side of the gasket seal and spaced by the gasket seal from the bottom plate. The intermediate plate defines a plurality of wells to hold a sample and a filter membrane is mounted on the intermediate plate. A second intermediate plate is spaced from the first intermediate plate by the filter membrane and second gasket seal is mounted on the other side of the second intermediate plate with a top plate mounted on said second gasket seal and spaced by the second gasket seal from the second intermediate plate, the plate assembly being held together by fasteners in a sealed relationship.
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