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.
Patent No.:
Date of Patent:
Nov. 15, 2022
Filed:
Mar. 01, 2018
Applicant:
Seikagaku Corporation, Tokyo, JP;
Inventors:
Yuki Kobayashi, Tokyo, JP;
Hikaru Mizumura, Tokyo, JP;
Toshio Oda, Tokyo, JP;
Shun-Ichiro Kawabata, Fukuoka, JP;
Assignee:
SEIKAGAKU CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C12Q 1/37 (2006.01); C12N 9/50 (2006.01);
U.S. Cl.
CPC ...
C12Q 1/37 (2013.01); C12N 9/50 (2013.01);
Abstract
Provided is a technology related to a horseshoe crab factor B variant, and also provided is means for performing endotoxin measurement with high sensitivity. A polypeptide having an amino acid sequence in which the amino acid residue at the 193-position in an amino acid sequence of a polypeptide of horseshoe crab factor B is substituted with a cysteine (Cys) residue, is produced. Endotoxin measurement can be carried out with high sensitivity by configuring areagent by combining this polypeptide with horseshoe crab factor C.