Patent · US Expired

Interleukin-2 polypeptides

US5399669A · kind A · utility

6Cited by
5References
3Claims
0Family size

Assignees

Inventors

Key dates

Filing dateJul 26, 1993
Grant dateMar 21, 1995
Priority date
Expiry dateJul 26, 2013

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S930/141
  • WIPO fieldBiotechnology
  • WIPO sectorChemistry

Abstract

Recombinantly produced interleukin-2 exhibits human IL-2 activity, has a molecular weight of about 15,000 daltons, is activity stable at a pH of 2-9 and is resistant to elevated temperatures. The recombinant IL-2 has the principal biological activity of human IL-2, promotion of proliferation of cytotoxic T lymphocytes.

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