CINCINNATI--(BUSINESS WIRE)--Meridian Bioscience, Inc. GENERAL HIGHLIGHTS Meridian Bioscience, Inc., Cincinnati, Ohio (NASDAQ:VIVO) today: * reported record fourth quarter and full-year fiscal 2007 net sales of $32.4 million and $123.0 million, respectively, increases of 13% over the same periods of the prior fiscal year; * reported record fourth quarter and full-year fiscal 2007 operating income of $8.6 million and $35.0 million, respectively, increases of 28% and 30% over the same periods of the prior fiscal year;