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:
May. 19, 1987
Filed:
May. 24, 1982
Applicant:
Inventors:
Nigel Harford, Overijse, BE;
Michel De Wilde, Rixensart, BE;
Assignee:
SmithKline-RIT, , BE;
Primary Examiner:
Int. Cl.
CPC ...
C12P / ; C12P / ; C12P / ; C12P / ; C12N / ; C12N / ; C12N / ; C12R / ; C12R / ; C12Q / ; C12Q / ; C07H / ;
U.S. Cl.
CPC ...
435 68 ; 435 70 ; 435 91 ; 4351723 ; 435243 ; 435253 ; 435317 ; 435849 ; 435909 ; 435-6 ; 435 34 ; 435 71 ; 536 27 ; 935 11 ; 935 12 ; 935 29 ; 935 72 ; 935 73 ;
Abstract
DNA sequences and recombinant DNA molecules comprising at least a portion coding for all or part of subunits A and/or B of cholera toxin are prepared by enzymatic digestion of DNA of V. cholerae strains, isolating specific fragments and inserting them in appropriate vectors and subunits A and/or B of cholera toxin are prepared by culture of microorganisms containing said modified vectors.