PEG-modified uricase

Chemistry: molecular biology and microbiology – Carrier-bound or immobilized enzyme or microbial cell;... – Enzyme or microbial cell is immobilized on or in an organic...

Reexamination Certificate

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C435S191000, C435S188000, C424S900000

Reexamination Certificate

active

06913915

ABSTRACT:
The present invention is directed to uricase modified with polyethylene glycol and to methods of treating different illnesses characterized by increased circulating uric acid levels, including but not limited to, hyperuricemia and tumor lysis syndrome.

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