Stable cell lines resistant to apoptosis and nutrient stress...

Chemistry: molecular biology and microbiology – Measuring or testing process involving enzymes or... – Involving virus or bacteriophage

Reexamination Certificate

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C435S006120, C435S320100, C435S069100, C435S325000, C435S348000, C435S455000, C435S456000

Reexamination Certificate

active

07405038

ABSTRACT:
Cell lines that are commonly used for protein expression are engineered to include genes that encode suppressors of apoptosis (SA). Insect cell lines expressing these SA genes are resistant to apoptosis or programmed cell death, and express certain recombinant proteins at increased levels. These cell lines also have increased resistance to many types of stress. Because some of the SA proteins inhibit apoptosis in a wide spectrum of organisms, these genes may be inserted into other plant or animal cell lines for a variety of purposes involving resistance to apoptosis or resistance to stress.

REFERENCES:
patent: WO 99/15677 (1999-04-01), None
patent: WO 01/23592 (2001-04-01), None
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