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:
Jun. 20, 2006
Filed:
Dec. 22, 1999
James B. Dale, Memphis, TN (US);
James B. Dale, Memphis, TN (US);
University of Tennessee Research Foundation, Knoxville, TN (US);
Abstract
The present invention provides the discovery of a newprotective antigen (herein designated Spa) which has been identified and isolated from Streptococci. Spa is a surface antigen distinct from M protein which evokes opsonic antibodies that are protective against multiple serotypes of streptococci. The invention further provides isolated Spa polypeptides, proteins, peptides, and antibodies against the same, as well as nucleic acids encoding Spa polypeptide and peptide antigens. Also provided are methods for identification and isolation of a Spa polypeptide, therapeutic compositions comprised of Spa antigens or antibodies and methods of their use in protecting an animal against ainfection.