Chemistry: molecular biology and microbiology – Animal cell – per se ; composition thereof; process of...
Reexamination Certificate
2006-09-12
2006-09-12
Woitach, Joseph T. (Department: 1632)
Chemistry: molecular biology and microbiology
Animal cell, per se ; composition thereof; process of...
C536S023100, C536S023400
Reexamination Certificate
active
07105344
ABSTRACT:
The present invention related to non-human mammal embryonic stem (ES) cells stably transfected with a DNA construct comprising a DNA sequence coding for a non-cell damaging fluorescent protein and a cell- and/or development-dependent promoter operably linked with said DNA sequence; a method for preparing such ES cells; a cell culture obtainable by culturing said ES cells; a method for the toxicological examination of substances using such cell cultures; a method for producing transgenic non-human mammals using said ES cells; a transgenic non-human mammal obtainable by said method; and a method for examining stages of cellular development using cells of such a non-human mammal.
REFERENCES:
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Axiogenesis AG
Medlen & Carroll LLP
Woitach Joseph T.
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