Research stalls as a commercial agreement on the technology's future eludes Cytogen and the University of Pennsylvania |
Last July, Jean Richa and Cecilia Lo announced in Science (245:175, 1989) that they had successfully introduced human chromosomes into mice by injecting chromosome fragments into developing mouse embryos. The work was sponsored by Cytogen Corp., a Princeton, N.J., biotechnology company that hopes to create animals capable of producing the whole repertoire of human antibodies.
Since then the work has come to a virtual standstill. It is bogged down by disagreements over who - the university or Cytogen - owns the rights ...