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:
Mar. 02, 1999
Filed:
Jan. 03, 1997
Applicant:
Inventors:
Jun Wang, Shatin, HK;
Shaw Pang Chui, Shatin, HK;
Paul Pui-Hay But, Shatin, HK;
Ngan Fai Karenda, Shatin, HK;
Assignee:
The Chinese University of Hong Kong, Hong Kong, HK;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C12Q / ; C12P / ; C07H / ; C12N / ;
U.S. Cl.
CPC ...
435 912 ; 435-6 ; 435 911 ; 536 231 ; 536 2433 ; 935 31 ; 935-8 ; 935 27 ; 935 78 ;
Abstract
This invention provides a procedure for authentication of plant and animal materials used as traditional Chinese medicine is described. This method amplifies and detects the discrete and species-specific RFLP patterns in the region of rDNA. The present invention offers a reliable and definite way to identify morphologically similar Chinese medicine, using a minute amount of biological samples. Its application in the authentication of American and Oriental ginsengs is illustrated in detail.