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:
Aug. 01, 2017

Filed:

Nov. 26, 2013
Applicants:

Postech Academy-industry Foundation, Pohang-si, KR;

Republic of Korea (Minister of Food and Drug Safety), Cheongwon-gun, KR;

Inventors:

Sangmin Jeon, Pohang-si, KR;

Dong-hoon Kwon, Busan, KR;

Jin myoung Joo, Busan, KR;

Ki hwan Park, Seoul, KR;

Sang-Bae Han, Seoul, KR;

Hwa-Jung Lee, Seoul, KR;

Kyu-Heon Kim, Asan-si, KR;

Assignees:

POSTECH ACADEMY-INDUSTRY FOUNDATION, Pohang-si, Gyeongsangbuk-Do, KR;

REPUBLIC OF KOREA (MINISTER OF FOOD AND DRUG SAFETY), Chungcheongbuk-Do, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N 33/53 (2006.01); G01N 33/543 (2006.01); C12Q 1/04 (2006.01); C12Q 1/24 (2006.01); G01N 33/58 (2006.01); G01N 33/569 (2006.01);
U.S. Cl.
CPC ...
G01N 33/54333 (2013.01); C12Q 1/04 (2013.01); C12Q 1/24 (2013.01); G01N 33/54326 (2013.01); G01N 33/54346 (2013.01); G01N 33/56911 (2013.01); G01N 33/56916 (2013.01); G01N 33/587 (2013.01); G01N 2333/255 (2013.01);
Abstract

The present invention relates to a method for detecting food poisoning bacteria, and more particularly, to a method for rapidly and quantitatively isolating food poisoning bacteria contents which contaminate food and the like. The method according to the present invention is characterized by including the steps of: introducing magnetic nanoparticles which can bind to bacteria into a sample for measuring the bacteria so as to bind the magnetic nanoparticles to the bacteria; isolating the magnetic nanoparticles; passing the nanoparticles which are isolated by using magnetism through a solution having high viscosity so as to separate the magnetic nanoparticles to which bacteria are bound from magnetic nanoparticles to which no bacteria are bound; and quantifying the magnetic nanoparticles to which bacteria are bound.


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