Meridian Bioscience Inc develops and distributes diagnostic tests and reagents, as well as biologic substances used by pharmaceutical and biotechnology companies. Its diagnostics segment contributes the majority of revenue and manufactures tests primarily for gastrointestinal, viral, respiratory, and parasitic infectious diseases. Its testing platforms include isothermal DNA amplification, rapid immunoassays, and enzyme-linked immunoassays. The life sciences segment sells b-antigens, antibodies, and reagents in bulk to other diagnostic manufacturers, the agriculture industry, and researchers. Meridian also manufactures proteins that biopharmaceutical companies use in new drugs and vaccines. Most of Meridian’s revenue comes from North America.