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:
Jul. 11, 2000

Filed:

Mar. 24, 1998
Applicant:
Inventors:

Shoichi Yamada, Tokyo, JP;

Kasthuri Venkateswaran, Arcadia, CA (US);

Eiji Ohashi, Tokyo, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C12Q / ; C12P / ; C07H / ; C07H / ;
U.S. Cl.
CPC ...
435-6 ; 435 912 ; 435 915 ; 536 231 ; 536 232 ; 536 237 ; 536 2432 ; 536 2433 ;
Abstract

A method of detection is provided that permits differentiation of each of Bacillus cereus, Bacillus thuringiensis, and Bacillus anthracis from other microorganisms, using oligonucleotide primers for amplification of the target nucleotide sequences characteristic to Bacillus cereus, Bacillus thuringiensis, and Bacillus anthracis, consisting of the oligonucleotide (A) having a nucleotide sequence obtained from SEQ ID NO:1 and containing at least one site that can amplify a nucleotide sequence characteristic to Bacillus cereus, the oligonucleotide (B) having a nucleotide sequence obtained from SEQ ID NO:3 and containing at least one site that can amplify a nucleotide sequence characteristic to Bacillus thuringiensis, and the oligonucleotide (C) having a nucleotide sequence obtained from SEQ ID NO:5 and containing at least one site that can amplify a nucleotide sequence characteristic to Bacillus anthracis. Also provided are a method of detection of Bacillus cereus, Bacillus thuringiensis, and Bacillus anthracis by polymerase chain reaction (PCR) using a primer specific to the DNA gyrase sub-unit B (gyrB) gene and a method of detection of Bacillus cereus, Bacillus thuringiensis, and Bacillus anthracis in a sample by differentiation on the genetic level.


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