abstract |
PROBLEM TO BE SOLVED: To provide an element, a detection device and a detection method for recognizing a target substance in a specimen with high sensitivity. An element for recognizing a target substance in a specimen, comprising: a microstructure; and a fine particle containing a metal element located on at least a surface of the microstructure; the fine particle, the specimen, A target substance recognizing element, wherein the target substance is recognized when contact is made. [Selection] Figure 1 |