Patent · US Active

Method for preventing formation of trisulfide derivatives of polypeptides

US8530191B2 · kind B2 · utility

0Cited by

2References

3Claims

0Family size

Assignee

Novo Nordisk A/S · DK

Inventors

Peter Becker · Gaggenau, DE
Thorkild Christensen · Sweetgum Street, DK

Key dates

Filing date	Mar 1, 2010
Grant date	Sep 10, 2013
Priority date	—
Expiry date	May 23, 2030

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC07K14/61
WIPO fieldBiotechnology
WIPO sectorChemistry

Abstract

A method for reducing or substantially preventing formation of a trisulfide derivative of a polypeptide in a liquid medium containing the polypeptide ijn question comprises stripping the liquid medium with a gas, suitably a chemically unreactive gas such as nitrogen or argon.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.