CHATSWORTH, Calif., March 19, 2012 (GLOBE NEWSWIRE) -- IRIS International, Inc. (Nasdaq:IRIS), a leading manufacturer of automated in-vitro diagnostics systems and consumables, and a developer of high-value personalized diagnostics tests, today announced that its Sample Processing division has initiated commercial shipments of its ThermoBrite Elite Automated Laboratory Assistant instrument for FISH (fluorescence in situ hybridization) slide preparation.