Columbia Biosciences develops and manufactures fluorescent proteins, antibody conjugates and novel protein purification ligands. The company’s expertise lies in the ability to fully integrate the processes of microalgal culture, isolation and purification of algal fluorophores and their conjugation to antibodies. Columbia Biosciences cultures its own proprietary strains under controlled conditions in their facility to ensure product integrity, reproducibility and uninterrupted supply at competitive prices. Columbia Biosciences also offers a wide variety of fluorescently labeled streptavidin and anti-epitope tag antibody conjugates using DyLight®, PE, APC, PerCp and associated tandem dyes as well as custom labeling and protein purification services.