Qtonics is a proud supplier of ProSpec highly purified cytokine related and immunologically relevant proteins with a portfolio of over 6000 recombinant proteins, including Interferons, Interleukins, Bone Morphogenic Proteins, Tumor Necrosis factors, Leptins, Stem Cell factors, Prolactins, Chemokines, and select Antibodies, Peptides, Enzymes, Viral Antigens, and various growth factors such as: Platelet Derived, Epidermal, Insulin Like, Nerve, Connective Tissue, and more.  These proteins products are rigorously tested to meet the research and development requirements for excellent quality, uncompromising biological activity, and experimental reproducibility.  Our current stock of Proteins and Immunological Reagents can be easily purchased on-line through our easy account set up process.  For any questions submit inquiries to sales@qtonics.com