CRB is a leading independent producer of custom peptide and antibody tools, supplying researchers in the pharmaceutical, life science and academic sectors worldwide. The primary applications of its products are as laboratory scale reagents for proof of principal studies within early phase drug discovery and to support biomarker programmes in clinical studies. The company produces all flavours of peptides from simple to modified, stable and radio-labelled to dye labelled from milligrams to gram-scale to the highest levels of purity. In addition, CRB is a recognised expert at generating highly specific and targeted antibodies (both polyclonal and monoclonal). In 2016 the company launched its catalogue business, DISCOVERY®.