| 摘要 |
An object of the present invention is to provide an analytical method and an analytical instrument with high capability of quantitative determination and reproducibility which can be used for detecting the minor difference between expression levels and measuring the protein concentration, for example. An analytical method for a biological sample is disclosed, wherein two or more labels are present in the same area, and the signal intensity of one specific label is used to normalize the signal intensity of other labels. An analytical instrument, a microarray, and an immunoassay are also disclosed.
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