Word: keiichi
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Dates: during 1970-1979
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...California groups, led by Howard Goodman and Bill Ruggers, inserted the insulin gene already in bacteria last year but they have been unsuccessful in getting the E. coli to read it, according to Gilbert. The other West Coast project, run by Genentech Inc. and an organic chemist, Dr. Keiichi Itakura, announced in September that it had successfully produced human insulin using E. coli bacteria...
...successful work was a joint effort of two five-man research teams-one at the City of Hope National Medical Center in the Los Angeles suburb of Duarte, under Dr. Keiichi Itakura, the other led by Biochemist David Goeddell at a small South San Francisco biochemical firm, Genentech Inc. Though scientists had already produced a precursor of rat insulin with bacteria, making the finished human variety posed greater difficulties. For it consists of two distinct molecular chains, a so-called A strand and a B strand, each of which is produced separately inside the cells of the pancreas under...