Bio-Techne Corporation, together with its subsidiaries, develops, manufactures, and sells biotechnology reagents, instruments and services for the research and clinical diagnostic markets worldwide. The company operates through two segments, Protein Sciences, and Diagnostics and Genomics. The Protein Sciences segment offers proteins and reagent solutions, including cytokines and growth factors, antibodies, immunoassays, biologically active small molecule compounds, tissue culture reagents, and T-Cell activation technologies. This segment also provides manual and automated protein analysis instruments and immunoassays for use in quantifying proteins in various biological fluids. The Diagnostics and Genomics segment develops and manufactures diagnostic products, including Food and Drug Administration -regulated controls, calibrators, blood gas and clinical chemistry controls, and other reagents for original equipment manufacturers and clinical customers, as well as a portfolio of clinica