QIAGEN NV is engaged in the provision of sample and assay technologies. Its products include instruments and consumables. The company's Sample technologies are used to isolate DNA (deoxyribonucleic acid), RNA (ribonucleic acid) and proteins from any biological sample, such as blood or tissue as well as plants and other samples that contain biological materials. Its Assay technologies are used to amplify, enrich and provide results for analysis, such as the DNA of a virus or a mutation of a gene contained in a cancer cell, and these are supported by a portfolio of industry-leading bioinformatics solutions. The company was founded by Detlev H. Riesner and Metin Colpan on April 29, 1996, and is headquartered in Venlo, Netherlands.