Hologic Inc., of Marlborough, Mass., is introducing another tool to help combat COVID-19, revealing the impending launch of a new Aptima molecular assay to detect the SARS-CoV-2 virus that will run on its Panther system. The company expects to be able to provide its lab customers with about 3 million Aptima tests next week. In addition, it anticipates producing about 1 million tests a week starting late next month.