Patent · US Expired

Methods of preparing feeder cells-free, xeno-free human embryonic stem cells and cell cultures prepared using same

US7592175B2 · kind B2 · utility

11Cited by
0References
81Claims
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Assignee

Inventors

Key dates

Filing dateDec 7, 2003
Grant dateSep 22, 2009
Priority date
Expiry dateOct 2, 2024

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC12N2533/52
  • WIPO fieldBiotechnology
  • WIPO sectorChemistry

Abstract

The present invention is of methods of establishing and propagating human embryonic stem cell lines using feeder cells-free, xeno-free culture systems and stem cells which are capable of being maintained in an undifferentiated, pluripotent and proliferative state in culture which is free of xeno contaminants and feeder cells.

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