Antibodies & Immunoassays

Antibodies and immunoassay kits against 13,000 different human proteins.

Antibodies

Immunoassays

and more

Cytokines & Growth Factors

Human cell expressed cytokines and growth factors that are free from animal components.

Cytokines and Growth Factors

Research grade

cGMP grade

Nanobody-based Reagents

High performance VHH antibodies for specialized applications.

Nanobody-based Reagents

and more

News

May Mental Health Awareness Month

Access our resources page with a live research presentatin, helpful blogs, publications and more this May.

Treat your lab colleagues to free food & drink

Our lab lunch sponsorship campaign is back! Enter the weekly draw to win.

June 29. IP Workshop: From basics to advanced

Registration open. Optimize your IP with our antibody & Nanobody experts

190,000 success stories and counting

Celebrating the success of scientists citing Proteintech antibodies.

Proteintech Genomics

Proteintech Group enters cellular multiomics market with new subsidiary genomics company.

Proteintech Group Inc. opens new Singapore office

Proteintech today announces the opening of its new office and warehouse in Singapore.

Proteintech & ChromoTek win Citeab Awards

Proteintech wins 'Researchers Choice' & ChromoTek wins 'Environmental Initiative of the Year'

Expanded Catalog of Secondary Antibodies

Choose from more than 80 secondary antibodies.

IHCeasy Ready-to-use IHC Kits

The most complete IHC workflow kits on the market. Primary antibody included.

Magnetic Cell Separation Systems

Quick, easy, column-free cell isolations resulting in high purity populations.

Proteintech triples its size of headquarters

Proteintech triples its size of headquarters to expand operations and meet demand.

Proteintech Collaboration With Active Motif

Proteintech Expands Collaboration With Epigenetics Company Active Motif.

May Mental Health Awareness Month

Access our resources page with a live research presentatin, helpful blogs, publications and more this May.

Treat your lab colleagues to free food & drink

Our lab lunch sponsorship campaign is back! Enter the weekly draw to win.

June 29. IP Workshop: From basics to advanced

Registration open. Optimize your IP with our antibody & Nanobody experts

190,000 success stories and counting

Celebrating the success of scientists citing Proteintech antibodies.

Proteintech Genomics

Proteintech Group enters cellular multiomics market with new subsidiary genomics company.

Proteintech Group Inc. opens new Singapore office

Proteintech today announces the opening of its new office and warehouse in Singapore.

Proteintech & ChromoTek win Citeab Awards

Proteintech wins 'Researchers Choice' & ChromoTek wins 'Environmental Initiative of the Year'

Expanded Catalog of Secondary Antibodies

Choose from more than 80 secondary antibodies.

IHCeasy Ready-to-use IHC Kits

The most complete IHC workflow kits on the market. Primary antibody included.

Magnetic Cell Separation Systems

Quick, easy, column-free cell isolations resulting in high purity populations.

Proteintech triples its size of headquarters

Proteintech triples its size of headquarters to expand operations and meet demand.

Proteintech Collaboration With Active Motif

Proteintech Expands Collaboration With Epigenetics Company Active Motif.

GAPDH Monoclonal Antibody

Reactivity:	Human, Mouse, Rat, Yeast, Plant, Zebrafish, Bovine and more (9)
Applications:	WB, IP, IHC, IF, FC, CoIP, ChIP, ELISA

KD/KO Validated

TDP-43 Polyclonal Antibody

Reactivity:	Human, Mouse, Rat, Zebrafish, Hamster, Pig and more (6)
Applications:	WB, RIP, IP, IHC, IF, IEM, FC, CoIP, chIP, ELISA

ChromoTek GFP-Trap® Agarose

Specificity:	GFP, eGFP, CFP, YFP, BFP
Applications:	IP, CoIP, ChIP, RIP

HumanKine® recombinant human TGF beta 1 protein

HEK293 expressed.Animal-component free.

Purity:	>95%
Activity:	Typically ≤ 0.5 ng/mL EC50

GAPDH Polyclonal antibody

Reactivity:	Human, Mouse, Rat, Pig, Arabidopsis, Corn, Cabbage, Rice and more (9)
Applications:	WB, RIP, IP, IHC, IF, FC, CoIP, ELISA

Beta Actin Monoclonal antibody

Reactivity:	Human, Mouse, Rat, Pig, Plant, Zebrafish And More (10)
Applications:	WB, IP, IHC, IF, FC, CoIP, ELISA

KD/KO Validated

BAX Polyclonal antibody

Reactivity:	Human, Mouse, Rat, Chicken, Goat, Hamster, Pig, Rabbit and more (3)
Applications:	WB, IP, IHC, FC, CoIP, chIP, ELISA

KD/KO Validated

Caspase 3/p17/p19 Polyclonal antibody

Reactivity:	Human, Mouse, Rat, Bovine, Chicken, Duck, Goat, Hamster and more (3)
Applications:	WB, RIP, IP, IHC, IF, FC, ELISA

KD/KO Validated

E-cadherin Polyclonal antibody

Reactivity:	Human, Mouse, Rat, Bovine, Pig, Zebrafish
Applications:	WB. IF, WB, IP, IHC, IF, FC, CoIP, ELISA

KD/KO Validated

NF-κB p65 Polyclonal antibody

Reactivity:	Human, Mouse, Rat, Bovine, Pig, Canine, Fish and more (4)
Applications:	WB, IP, IHC, IF, FC, chIP, ELISA

KD/KO Validated

Vimentin Polyclonal antibody

Reactivity:	Human, Mouse, Rat, Bovine, Pig, Deer
Applications:	WB, IP, IHC, IF, FC, CoIP, ELISA

KD/KO Validated

P62,SQSTM1 Polyclonal antibody

Reactivity:	Human, Bovine, Chicken, Goat, Hamster, Pig, Rabbit and more (3)
Applications:	WB, IP, IHC, IF, FC, CoIP, ELISA

KD/KO Validated

MMP9 (N-terminal) Polyclonal antibody

Reactivity:	Human, Mouse, Rat, Pig, Rabbit, Hamster, Astragalus Membranaceus
Applications:	WB, IP, IHC, IF, FC, CoIP, ELISA

Alpha Tubulin Polyclonal antibody

Reactivity:	Human, Mouse, Rat, Bovine, Chicken, Goat, Hamster, Monkey, P. Lividus, Pig
Applications:	WB, IP, IHC, IF, FC, CoIP, ELISA

KD/KO Validated

ARL13B Polyclonal antibody

Reactivity:	Human, Mouse, Rat, Canine, Chicken, Pig, Sheep, Xenopus, Zebrafish
Applications:	WB, IP, IHC, IF, ELISA

Lamin B1 Polyclonal antibody

Shows reactivity with Human, Mouse, Rat and Pig.

Reactivity:	Human, Mouse, Rat, Pig, Canine, Chicken, Hamster
Applications:	WB, IP, IHC, IF, FC, ChIP, ELISA

KD/KO Validated

P53 Polyclonal antibody

Reactivity:	Human, Rat, Mouse, Goat, Pig and more (3)
Applications:	WB, IP, IF, CoIP, chIP, ELISA

Antibodies & Immunoassays

Cytokines & Growth Factors

Nanobody-based Reagents

Free Shipping in May

Antibody Kits for Ferroptosis and Autophagy

FlexAble Antibody Labeling Kits

Spend More, Save More

Get 5% off when you self-quote for the first time.

Antibody Kits for Ferroptosis and Autophagy

FlexAble Antibody Labeling Kits

Antibody Kits for Ferroptosis and Autophagy

FlexAble Antibody Labeling Kits

News

May Mental Health Awareness Month

Treat your lab colleagues to free food & drink

June 29. IP Workshop: From basics to advanced

190,000 success stories and counting

Proteintech Genomics

Proteintech Group Inc. opens new Singapore office

Proteintech & ChromoTek win Citeab Awards

Expanded Catalog of Secondary Antibodies

IHCeasy Ready-to-use IHC Kits

Magnetic Cell Separation Systems

Proteintech triples its size of headquarters

Proteintech Collaboration With Active Motif

May Mental Health Awareness Month

Treat your lab colleagues to free food & drink

June 29. IP Workshop: From basics to advanced

190,000 success stories and counting

Proteintech Genomics

Proteintech Group Inc. opens new Singapore office

Proteintech & ChromoTek win Citeab Awards

Expanded Catalog of Secondary Antibodies

IHCeasy Ready-to-use IHC Kits

Magnetic Cell Separation Systems

Proteintech triples its size of headquarters

Proteintech Collaboration With Active Motif

Featured Products

GAPDH Monoclonal Antibody

TDP-43 Polyclonal Antibody

ChromoTek GFP-Trap® Agarose

HumanKine® recombinant human TGF beta 1 protein

GAPDH Polyclonal antibody

Beta Actin Monoclonal antibody

BAX Polyclonal antibody

Caspase 3/p17/p19 Polyclonal antibody

E-cadherin Polyclonal antibody

NF-κB p65 Polyclonal antibody

Vimentin Polyclonal antibody

P62,SQSTM1 Polyclonal antibody

MMP9 (N-terminal) Polyclonal antibody

Alpha Tubulin Polyclonal antibody

ARL13B Polyclonal antibody

Lamin B1 Polyclonal antibody

P53 Polyclonal antibody