Patent · US Expired

Viral enhancer DNA segments

US4722897A · kind A · utility

2Cited by
0References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 7, 1985
Grant dateFeb 2, 1988
Priority date
Expiry dateMar 7, 2005

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC12N15/85
  • WIPO fieldBiotechnology
  • WIPO sectorChemistry

Abstract

An enhancer DNA segment having an excellent action of enhancing the transcriptional efficiency of an incorporated gene in a cell, said segment being derived from a human papovavirus BK mutant designated as pm411, pm522 or pm525. The enhancer DNA segment is useful for enhancing the expression of a gene encoding a biologically active substance in host eukaryotic cells.

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