Patent · US Active

Kit and method for measuring measurement target substance in biological sample

US11674954B2 · kind B2 · utility

3Cited by
6References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 27, 2019
Grant dateJun 13, 2023
Priority date
Expiry dateOct 9, 2041

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC09K2211/1018
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

An object of the present invention is to provide a kit and a method capable of achieving high-precision measurement of a measurement target substance in a biological sample in a wide concentration range from a low concentration to a high concentration. According to the present invention, there is provided a kit for measuring a measurement target substance in a biological sample, the kit including: a labeled particle having a first binding substance capable of binding to the measurement target substance in a biological sample and having a first blocking agent; and a substrate having a second binding substance capable of binding to any one of the measurement target substance or the first binding substance and having a second blocking agent, in which the labeled particle is a luminescent labeled particle containing at least one kind of compound represented by Formula (1) and a particle, and the first blocking agent and the second blocking agent are different from each other.Each symbol in Formula (1) has the meaning described in the present specification.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.