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Method and vector for the purification of foreign proteins
(United States. Patent and Trademark Office, 1993-01-12)
The present invention provides an method for isolating and purifying recombinantly produced proteins. This invention involves the use of an expression vector which includes a nuclear targeting signal sequence which effectively ...
Precisely regulated expression of deleterious genes
(United States. Patent and Trademark Office, 1993-03-23)
The invention relates to an expression vector system based on the regulation of bacterial luminescence (the lux gene system). The invention further relates to the construction of a precisely regulatable expression vector ...
Use of bacterial luciferase structural genes for cloning and monitoring gene expression in microorganisms and for tagging and identification of genetically engineered organisms
(United States. Patent and Trademark Office, 1993-06-22)
A host microorganism is genetically and stably modified by the insertion into any of its non-essential chromosomal location of a non-homologous, recombinant foreign DNA fragment, maintaining an insertion of a luxAB gene ...