Top Categories

Top Categories

Antibodies

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.

cGMP Cytokines & Growth Factors

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.

Immunoassays

Immunoassays

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

Nanobody-based Reagents

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.

Genomics

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.

FlexAble Antibody Labeling Kits

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.

Related Resources

PDF: Antibodies & Immunoassays

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.

Download

PDF: HumanKine Cytokines and Growth Factors

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.

Download

PDF:Chromotek Nanobody based Reagents

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.

Download

Featured Products

Humankine cGMP Cytokines & Growth Factors

Humankine cGMP Cytokines & Growth Factors

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

Learn More

ChromoTek Nanobody-Based Reagents

ChromoTek Nanobody-Based Reagents

High performance VHH antibodies for specialized applications.

Learn More

All Products

All Proteintech Products

Filtered Search Results

Products from some of our suppliers do not display in filtered search results. Please clear all filters to see these products.

Narrow Results

Narrow Results

  • (7)
  • (42)
  • (2)
  • (2,063)
  • (230)
  • (332)
  • (12,875)
  • (13,425)
  • (9)
  • (76)
  • (19)
  • (1)
  • (721)
  • (35)
  • (18)
  • (12)
  • (7)
  • (3)
  • (137)
  • (28)
  • (6)
  • (6)
  • (1)
  • (27)
  • (1)
  • (34)
  • (2)
  • (28,879)
  • (1)
  • (2)
  • (1)
  • (12)
  • (20)
  • (20,122)
  • (1)
  • (3)
  • (90)
  • (781)
  • (12)
  • (454)
  • (222)
  • (15,287)
  • (2)
  • (2)
  • (2)
  • (2)
  • (26)
  • (11)
  • (112)
  • (23)
  • (55)
  • (79)
  • (13)
  • (18)
  • (5,819)
  • (1)
  • (22,951)
  • (175)
  • (1)
  • (14)
  • (32)
  • (6)
  • (3,573)
  • (2,417)
  • (478)
  • (8,224)
  • (11,313)
  • (2,132)
  • (10)
  • (13,785)
  • (7,182)
  • (44)
  • (24,142)
  • (18)
  • (22,881)
  • (3,254)
  • (104)
  • (1,233)
  • (35)
  • (1,080)
  • (8)
  • (1)
  • (21)
  • (55)
  • (59)
  • (6)
  • (2)
  • (8)
  • (88)
  • (18)
  • (10)
  • (60)
  • (7)
  • (10)
  • (849)
  • (5)
  • (130)
  • (4)
  • (691)
  • (6)
  • (154)
  • (81)
  • (12)
  • (501)
  • (18)
  • (14)
  • (11)
  • (32)
  • (8)
  • (99)
  • (3)
  • (83)
  • (102)
  • (6)
  • (14)
  • (25,210)
  • (5,468)
  • (21,816)
  • (43)
  • (24,987)
  • (214)
  • (1)
  • (13)
  • (4)
  • (242)
  • (4)
  • (244)
  • (1)
  • (6)
  • (4)
Special Offers
Proteintech Logo

 

About Proteintech

Founded in 2001 by scientists, Proteintech is a leading manufacturer of antibodies, proteins, nanobodies, and immunoassays. Proteintech has the largest proprietary portfolio of self-manufactured antibodies covering two-thirds of the human proteome. Proteintech products have been cited over 250,000 times in journals worldwide and enable scientists to publish reliable and reproducible results.