U of I System to shut down COVID-19 testing company Oct 24, 2023 | coronavirus, COVID-19 Update, Top Stories The University of Illinois System said Monday it plans to discontinue its for-profit organization that provides saliva-based COVID-19 testing in other states.To access this content, you must purchase 1 Year Health News Illinois Subscription or 1 Year Group Subscription - Up to 5 Users, or log in if you are a member.