Patent Number: 6,309,840

Title: Polymerase chain reaction-restriction fragment length polymorphism test for the authentication of herbal Chinese medicines

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.

Inventors: Wang; Jun (Shatin, HK), Shaw; Pang Chi (Shatin, HK), But; Pui-Hay Paul (Tai Po, HK), Ngan; Fai Ngor Karenda (Kowloon, HK)

Assignee: The Chinese Univerisity of Hong Kong

International Classification: C12Q 1/68 (20060101); C12Q 001/68 (); C12P 019/34 (); C07H 021/02 (); C07H 021/04 ()

Expiration Date: 10/30/2018