Patents Assigned to Celltech Limited, a British Company
  • Patent number: 5122464
    Abstract: Recombinant DNA sequences which encode the complete amino acid sequence of a glutamine synthetase, vectors containing such sequences, and methods for their use, in particular as dominant selectable markers, for use in co-amplificiation of non-selected genes and in transforming host cell lines to glutamine independence.
    Type: Grant
    Filed: October 10, 1990
    Date of Patent: June 16, 1992
    Assignees: Celltech Limited, a British Company, The University Court of the University of Glasgow
    Inventors: Richard H. Wilson, Christopher R. Bebbington