The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
May. 25, 2021

Filed:

May. 18, 2018
Applicant:

Olympus Corporation, Tokyo, JP;

Inventors:

Tetsuya Tanabe, Tokyo, JP;

Takuya Hanashi, Mitaka, JP;

Hidetaka Nakata, Hachioji, JP;

Assignee:

OLYMPUS CORPORATION, Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N 21/64 (2006.01); C12Q 1/6816 (2018.01); G01N 21/78 (2006.01);
U.S. Cl.
CPC ...
G01N 21/6428 (2013.01); C12Q 1/6816 (2013.01); G01N 21/64 (2013.01); G01N 21/6458 (2013.01); G01N 21/78 (2013.01); G01N 21/6408 (2013.01); G01N 2021/6439 (2013.01);
Abstract

In the scanning molecule counting method of measuring light intensity from a light detection region while moving the position of the light detection region of a confocal or multiphoton microscope in a sample solution containing light-emitting particles, generating time series light intensity data and detecting each of signals of the light-emitting particles individually in the data, wherein the light-emitting particles are formed by binding to a particle to be observed a light-emitting probe which emits light through binding to the particle to be observed and in which a stochastic transition between a non-light-emitting state and a light-emitting state occurs in the unbound state, the moving speed of the position of the light detection region is adjusted to make the time during which the unbound probe is encompassed by the moving light detection region longer than an average lifetime during which the probe is in the light-emitting state.


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