Zelle Biotechnology is established to provide niche products, services, and consultations for the BioPharma industry. Specifically focussed on Cell Line Development, Biological testing & protein characterization services, Host Cell Protein & DNA detection, and Mycoplasma detection. Recently, Zelle Biotechnology has added in-house laboratory services. Zelle is currently focused on assay development, analytical testing services (including Mass Spectrometry analysis), and small-scale process development activities.