Gene Editing Does a negative COVID-19 test before air travel reduce the spread of COVID-19 transmission during and after travel? Posted on February 27, 2023 by Editorial Staff Researchers assessed the impact of pre-departure testing on SARS-CoV-2-positivity rates post-arrival among international travelers. Share on FacebookTweetFollow us Editorial Staff STAT+: For Cytokinetics, an FDA rejection of its heart drug would help, not hinder STAT+: Pharmalittle: Pfizer in talks to acquire Seagen; U.S. trade rep urged not to sanction countries that sidestep Vertex patents