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:
Oct. 12, 1999
Filed:
Dec. 31, 1997
Applicant:
Inventors:
Hee-Sook Song, Urbana, IL (US);
Jeffrey E Brotherton, Urbana, IL (US);
Jack M Widholm, Champaign, IL (US);
Assignee:
Board of Trustees of the University of Illinois, Urbana, IL (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C12N / ; C12N / ; C12N / ; A01H / ;
U.S. Cl.
CPC ...
536 241 ; 536 241 ; 800278 ;
Abstract
A selectable marker, the ASA2 gene of Nicotiana tabacum, is provided for transforming plant cells. The ASA2 promoter sequence is also provided which is capable of directing tissue culture specific transcription of a downstream structural gene. Also disclosed are truncated forms of the ASA2 promoter which are capable of directing high level constitutive transcription of downstream structural genes. Constructs containing the above genes and promoters are also disclosed.