Our recombinant cytokines and growth factors are available in three quality grades: research grade, premium grade, and MACS GMP Grade. With research and premium grade, we offer a huge portfolio of MACS Cytokines for reliable research with human and rodent cells. MACS Premium-Grade Cytokines offer the convenience of well-defined biological activities. Thereby, they allow for exact unit dosing, eliminate laborious pre-testing, and also facilitate a seamless transition to clinical research with MACS GMP Cytokines.