BETHLEHEM, Pa., Jan. 16, 2013 (GLOBE NEWSWIRE) -- OraSure Technologies, Inc. (Nasdaq:OSUR) has scheduled its regular earnings conference call covering 2012 fourth quarter and full year financial results and certain 2013 financial guidance for 5:00 pm ET (2:00 pm PT) Wednesday, February 6, 2013. An update on certain business developments will also be provided.