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:
Sep. 14, 2010
Filed:
Dec. 14, 2005
Applicants:
Yue MA, Shanghai, CN;
Yuanxing Zhang, Shanghai, CN;
Dongling Zhao, Shanghai, CN;
Inventors:
Assignee:
East China University of Science and Technology, Shanghai, CN;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K 39/00 (2006.01); C12N 1/20 (2006.01);
U.S. Cl.
CPC ...
Abstract
A novel polyvalent attenuated live bacterial vaccine for preventing and curing vibriosis of cultivated fish is provided. The vaccine mainly comprises attenuated deletion strain ofwithout marker gene, which has significant low toxicity, but remains immunogenicity against wild type strain of, as compared with wild type strain MVM425. Moreover, the vaccine strain has excellent cross immunoprotection against. The attenuated live vaccine made from the vaccine strain is effective to prevent and cure vibriosis of fish resulted from wild type strain ofand