Word: rats
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...last perusal of the notices before I sign off...no one interesting is coming to Passim. I can't find any info on the Rat (but go anyway; it's bound to be an experience). Paul's Mall is dead. Sigh...
Friday, October 20: Strat's Rat in the Sala MIT Student Center. 8:30-1, MIT or Wellesley ID required...
Because of this contamination, when the scientists tried to produce the genetic code for human insulin, they wound up with the code for rat insulin instead. The scientists have already successfully cloned rat insulin...
Gilbert and the scientists who accompanied him say the mix-up occurred because a piece of dry rat DNA that was stuck on a glass tube or gel plate apparently mixed with the human genetic material they isolated in preparation for their experiments in England...
...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 the direction of its own characteristic gene...