Patent · US Expired

Assays for myasthenia gravis

US5041389A · kind A · utility

5Cited by
2References
8Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMay 29, 1990
Grant dateAug 20, 1991
Priority date
Expiry dateMay 29, 2010

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S436/804
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

Improved asssays are provided for anti-acetylcholine receptor protein autoantibodies in the sera of patients with myasthenia gravis. The basis for the improved assays is the discovery that large quantities of acetylcholine receptor protein, that, for practical purposes in immunoassays, is immunologically indistinguishable from human muscle acetylcholine receptor protein, can be isolated from cells of the human medullablastoma-derived cell line TE671.

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