| 摘要 |
An assay method with the use of a chromatographic strip having a binding region comprising a scavenger (2) binding specifically tothe substance to be detected and being fixed on a chromatographic carrier, and a tracer consisting of the scavenger (2) binding specifically to the substance to be detected optionally in competition with a scavenger (1) and a marker which has been preliminarily located in the upstream of the binding region or added with the addition of the sample in such a manner as to enable the development, wherein gelatin is added with the addition of the sample or has been preliminarily located in the upstream of the binding region.
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