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I’ve blogged several times about the ongoing patent dispute between Arbutus and Moderna.  The case is nearing the end of expert discovery and is headed for trial towards the end of 2025.  A recent discovery dispute between the parties highlighted an important issue to watch as the case nears trial.  The dispute concerns Arbutus’ testing of Moderna’s vaccine—Moderna claims that the parameters used to setup the testing may have been faulty.  Does Arbutus have a testing problem, or Moderna grasping for straws in the face of troubling test results?