Antibodies

Antibodies against 13,000 different proteins in stock for next day delivery. All extensively validated in-house, including the use of siRNA KO/KD to demonstrate specificity. 20μL samples available.

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• Control antibodies
• CoraLite directly-conjugated antibodies

cGMP Cytokines & Growth Factors

Produced in HEK293 cells using animal-free components with high bioactivity, stability, and lot-to-lot consistency. No expression tags and xeno-free. GMP-compliant and ISO13485 certified.

• cGMP grade
• Research grade

Immunoassays

Immunoassay kits including pre-coated ELISA kits with superior performance and reliability, IHCeasy kits, and more.

• ELISA kits
• IHCeasy kits

Nanobody-Based Reagents

ChromoTek Nanobody-based reagents are thoroughly validated, recombinantly expressed, and ready to use. Ideal for immunoprecipitation, immunofluorescence, live-cell imaging, biosensor assays, and protein purification.

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Genomics

Multi-Pro antibodies unlock the quantification of both cell surface and intracellular proteins during single-cell RNAseq experiments. Made for 10x Genomics Flex with feature barcoding and sample multiplexing.

• MultiPro immune profiling cocktail

FlexAble Antibody Labeling Kits

FlexAble is a novel antibody labeling kit that uses an affinity linker to conjugate fluorochromes, enzymes, and molecules in any buffer condition. Suitable for single or multiplex staining.

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Antibodies & Immunoassays

Proteintech offers products against 13,000+ different human proteins and our portfolio currently covers two-thirds of the human proteome. We manufacture and validate our antibodies in-house, creating unparalleled quality and uninterrupted supply.

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HumanKine Cytokines & Growth Factors

Proteintech offers a wide range of authentic human growth factors and cytokines to facilitate cell culture, stem cell differentiation, wound healing research, and cell therapy manufacturing.

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Chromotek Nanobody-Based Reagents

Proteintech’s range of ChromoTek nanobody-based reagents offers premium research tools that provide a higher level of performance compared to conventional IgG antibodies in applications such as immunoprecipitation, immunofluorescence, live-cell imaging, biosensor assays, and protein purification.

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Humankine cGMP Cytokines & Growth Factors

The largest supplier of cGMP recombinant proteins, in stock & ready to ship.

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ChromoTek Nanobody-Based Reagents

High performance VHH antibodies for specialized applications.

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