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:
Feb. 02, 1999

Filed:

Mar. 29, 1996
Applicant:
Inventors:

Kiyohito Shimura, Tsukui-gun, JP;

Kenichi Kasai, Tsukui-gun, JP;

Hiroyuki Matsumoto, Hamakita, JP;

Hisayoshi Takamoto, Hamakita, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07K / ;
U.S. Cl.
CPC ...
530328 ; 530329 ; 530330 ; 530331 ; 530345 ; 204459 ; 930280 ;
Abstract

Provided are isoelectric point(pI) markers for isoelectric focusing with fluorescence detection. The markers are fluorescence-labeled oligopeptides which comprise a fluorescence dye bonded chemically to the amino group of N-terminal amino acid of oligopeptide. The marker shows its unique and narrow pI band(peak) in electrophoresis or isoelectric focusing. The markers can be designed to have appropriate pI value, and cover wide range of pI (3<pI<11). Further, the markers have good storage stability. The markers can be preferably applied to the capillary isoelectric focusing with fluorescence detection due to their sharp and narrow band with strong emitted fluorescence.


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