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.

Date of Patent:
Oct. 23, 2007

Filed:

Oct. 06, 2005
Applicants:

Genichi Kakefuda, Chapel Hill, NC (US);

Rui-guang Zhen, Chapel Hill, NC (US);

Inventors:

Genichi Kakefuda, Chapel Hill, NC (US);

Rui-Guang Zhen, Chapel Hill, NC (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A01H 1/00 (2006.01); C12N 9/00 (2006.01); C12N 15/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

This invention provides cyanobacteria as an alternative source of ahas and pds genes for plant transformations and for selectable markers. In particular, it provides for cyanobacteria, for example,, as a source of genes encoding herbicide insensitive proteins, and elements of genes for control of expression in plastids. Nucleic acid fragments, both the acetolactate synthase (ahas) large subunit and the ahas small subunit, were found to provide herbicide resistance. Also, the present invention provides novelmutant phytoene desaturase (PDS) gene conferring resistance to 4'-fluoro-6[(alpha,alpha,alpha,-trifluoro-m-tolyl)oxy]-picolinamide, a bleaching herbicide. The present invention provides improvements to method involving cyanobacteria for the screening of compounds, including a new high-through-put protocol that is a rapid and cost effective way to identify target site genes.


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