Proteintech is a leading manufacturer of antibodies, immunoassays, nanobodies, and proteins.

With over 400,000 product citations, Proteintech’s comprehensive product portfolio offers antibodies covering 2/3 of the human proteome, all manufactured and validated in-house.

Proteintech’s product range include:

• Polyclonal, monoclonal, and recombinant antibodies against 14,000+ targets
• Immunoassay kits, including FlexAble 2.0 Antibody Labeling Kits
• HumanKine cytokines and growth factors – RUO and GMP available
• ChromoTek Nanobody-based reagents for superior immunoprecipitation and protein purification
• Proteintech Genomics DNA-conjugated antibodies for scRNAseq

When you need it all, we’re here.