 TORONTO, Sept. 17, 2021 PRNewswire - Denison Mines Corp. Denison or the Company TSX: DML NYSE American: DNN is pleased to announce that UEX Corporation UEX has repaid the interest-free 90-day term loan provided to UEX by Denison in connection with UEXs purchase of JCU Canada Exploration Company, Limited JCU the Term Loan, see Denison news release from August 3, 2021. 