The Japanese government approved on Wednesday test kits that can detect novel coronavirus antigens in 15 to 30 minutes, in the hope of improving its testing regime amid growing demand for a simpler and faster method.The step comes as the currently dominant polymerase chain reaction, or PCR, test requires a few hours at least to produce a result, and there has been a rise in the number of people who need testing in the country.Fujirebio Inc., the test kit producer, has said it can supply 200,000 kits a week and will consider expanding output if there is more demand.In antigen tests, commonly…READ FULL ARTICLE