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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.

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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.

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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.

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Featured Products

Humankine cGMP Cytokines & Growth Factors

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

ChromoTek Nanobody-Based Reagents

High performance VHH antibodies for specialized applications.

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All Proteintech Products

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1 – 15of65,779results
3

MYH7 Rabbit anti-Human, Mouse, Polyclonal, Proteintech

Rabbit Polyclonal Antibody

Content And Storage-20°C
Target SpeciesHuman,Mouse
Host SpeciesRabbit
ConjugateUnconjugated
ApplicationsImmunocytochemistry,Immunofluorescence,Immunohistochemistry (Paraffin),Immunoprecipitation,Western Blot
FormLiquid
IsotypeIgG
Gene Accession No.P12883, Q91Z83
Concentration0.66 mg/mL
AntigenMYH7
Gene SymbolsMYH7
Regulatory StatusRUO
Purification MethodAntigen Affinity Chromatography
Gene Aliasbeta MHC, CMD1S, CMH1, MPD1, MYH7, MyHC beta, MyHC slow, MYHCB, Myosin 7, Myosin heavy chain 7, SPMD, SPMM
GeneMYH7
Product TypeAntibody
Gene ID (Entrez)140781, 4625
FormulationPBS with 50% glycerol and 0.02% sodium azide; pH 7.3
ImmunogenPeptide
ClassificationPolyclonal
Primary or SecondaryPrimary
4

CD45 Rabbit anti-Human, Mouse, Rat, Polyclonal, Proteintech

Rabbit Polyclonal Antibody

Content And Storage-20°C
Target SpeciesRat,Human,Mouse
Host SpeciesRabbit
ConjugateUnconjugated
ApplicationsImmunohistochemistry (Paraffin),Immunoprecipitation,Western Blot,Flow Cytometry
FormLiquid
IsotypeIgG
Gene Accession No.P04157, P06800, P08575
Concentration0.21 mg/mL
AntigenCD45
Gene SymbolsPTPRC
Regulatory StatusRUO
Purification MethodAntigen Affinity Chromatography
Gene AliasB220, CD45, CD45R, CD45RA, GP180, L CA, LCA, Leukocyte common antigen, LY5, PTPRC, RPTPC, T200
GenePTPRC
Product TypeAntibody
Gene ID (Entrez)19264, 24699, 5788
FormulationPBS with 50% glycerol and 0.1% sodium azide; pH 7.3
ImmunogenCD45 Fusion Protein Ag13712
ClassificationPolyclonal
Primary or SecondaryPrimary
5

Claudin 4 Rabbit anti-Human, Mouse, Rat, Polyclonal, Proteintech

Rabbit Polyclonal Antibody

Content And Storage-20°C
Target SpeciesHuman,Mouse,Rat
Host SpeciesRabbit
ConjugateUnconjugated
ApplicationsImmunohistochemistry (Paraffin),Immunoprecipitation,Western Blot
FormLiquid
IsotypeIgG
Gene Accession No.O14493, O35054
Concentration0.27 mg/mL
AntigenClaudin 4
Gene SymbolsCldn4
Regulatory StatusRUO
Purification MethodAntigen Affinity Chromatography
Gene Aliasclaudin 4, CLDN4, CPE R, CPE receptor, CPER, CPETR, CPETR1, hCPE R, WBSCR8
GeneCLDN4
Product TypeAntibody
Gene ID (Entrez)12740, 1364, 304407
FormulationPBS with 50% glycerol and 0.02% sodium azide; pH 7.3
ImmunogenPeptide
ClassificationPolyclonal
Primary or SecondaryPrimary
7

Proteintech™ HumanKine™ Recombinant Human IL-2 Protein

HumanKine™ cytokines and growth factors are human cell expressed proteins in HEK293 cells

Content And StorageLyophilized proteins are stable for 1 year from the date of receipt if stored between -20 to -80°C. Upon reconstitution, it is recommended the solution be stored at 4°C for short term or at -20 to -80°C for long term. Repeated freeze thaw cycles should be avoided with reconstituted products.
Purity or Quality Grade> 95%
FormLyophilized
Molecular Weight (g/mol)15 kDa, monomer, glycosylated
Gene ID (Entrez)3558
ActivityTypically ≤ 5 ng/mL EC50
ReconstitutionBriefly centrifuge the vial before opening. It is recommended to reconstitute the protein in sterile 1 x PBS containing 0.1% endotoxin-free recombinant human serum albumin (HSA).
Expression SystemHuman embryonic kidney 293 (HEK293) human cell expression system
SpeciesHuman
8

TOM20 Rabbit anti-Human, Mouse, Rat, Polyclonal, Proteintech

Rabbit Polyclonal Antibody

Content And Storage-20°C
Target SpeciesHuman,Mouse,Rat
Host SpeciesRabbit
ConjugateUnconjugated
ApplicationsFlow Cytometry,Immunocytochemistry,Immunofluorescence,Immunohistochemistry (Paraffin),Immunoprecipitation
FormLiquid
IsotypeIgG
Gene Accession No.Q15388, Q62760, Q9DCC8
Concentration0.25 mg/mL
AntigenTOM20
Gene SymbolsTomm20
Regulatory StatusRUO
Purification MethodAntigen Affinity Chromatography
Gene AliasKIAA0016, MAS20, MOM19, tom 20, TOM20, TOMM20
GeneTOMM20
Product TypeAntibody
Gene ID (Entrez)266601, 67952, 9804
FormulationPBS with 50% glycerol and 0.1% sodium azide; pH 7.3
ImmunogenTOM20 Fusion Protein Ag2378
ClassificationPolyclonal
Primary or SecondaryPrimary
10

Collagen Type VI Rabbit anti-Human, Mouse, Rat, Polyclonal, Proteintech

Rabbit Polyclonal Antibody

Content And Storage-20°C
Target SpeciesHuman,Mouse,Rat
Host SpeciesRabbit
ConjugateUnconjugated
ApplicationsImmunocytochemistry,Immunofluorescence,Immunohistochemistry (Paraffin),Immunoprecipitation,Western Blot
FormLiquid
IsotypeIgG
Gene Accession No.P12109, Q04857
Concentration0.13 mg/mL
AntigenCollagen Type VI
Gene SymbolsCOL6A1
Regulatory StatusRUO
Purification MethodAntigen Affinity Chromatography
Gene AliasCOL6A1, collagen 6A1, Collagen alpha 1(VI) chain, collagen, type VI, alpha 1, OPLL
GeneCOL6A1
Product TypeAntibody
Gene ID (Entrez)12833, 1291, 294337
FormulationPBS with 50% glycerol and 0.02% sodium azide; pH 7.3
ImmunogenCollagen Type VI Fusion Protein Ag10288
ClassificationPolyclonal
Primary or SecondaryPrimary
11

Alpha SMA Rabbit anti-Human, Mouse, Rat, Polyclonal, Proteintech

Rabbit Polyclonal Antibody

Content And Storage-20°C
Target SpeciesHuman,Rat,Mouse
Host SpeciesRabbit
ConjugateUnconjugated
ApplicationsImmunofluorescence,Western Blot,Immunocytochemistry,Immunohistochemistry (Paraffin)
FormLiquid
IsotypeIgG
Gene Accession No.P62736, P62737, P62738
Concentration0.35 mg/mL
AntigenAlpha SMA
Gene SymbolsACTA2
Regulatory StatusRUO
Purification MethodAntigen Affinity Chromatography
Gene Aliasa SMA, AAT6, ACTA2, ACTA2 Smooth muscle Actin, ACTA2 Smooth muscle Actin Specific, Actin, aortic smooth muscle, Alpha actin 2, Alpha SMA, Alpha SMA Specific, a-SMA, smooth muscle actin, alpha SMA
GeneACTA2
Product TypeAntibody
Gene ID (Entrez)11475, 59, 81633
FormulationPBS with 50% glycerol and 0.1% sodium azide; pH 7.3
ImmunogenPeptide
ClassificationPolyclonal
Primary or SecondaryPrimary
13

TMEM192 Rabbit anti-Human, Unconjugated, Polyclonal, Proteintech

Rabbit Polyclonal Antibody

AntigenTMEM192
Target SpeciesHuman,Mouse
Host SpeciesRabbit
ConjugateUnconjugated
ApplicationsWestern Blot,Immunohistochemistry,ELISA
Gene ID (Entrez)201931
ClassificationPolyclonal
IsotypeIgG
Primary or SecondaryPrimary
Concentration367 μg/mL
14

SETDB1 Rabbit anti-Human, Mouse, Rat, Polyclonal, Proteintech

Rabbit Polyclonal Antibody

Content And Storage-20°C
Target SpeciesHuman,Mouse,Rat
Host SpeciesRabbit
ConjugateUnconjugated
ApplicationsImmunohistochemistry (Paraffin),Immunoprecipitation,Western Blot
FormLiquid
IsotypeIgG
Gene Accession No.O88974, Q15047
Concentration0.3 mg/mL
AntigenSETDB1
Gene SymbolsSetdb1
Regulatory StatusRUO
Purification MethodAntigen Affinity Chromatography
Gene AliasESET, H3 K9 HMTase 4, H3 K9 HMTase4, KG1T, KIAA0067, KMT1E, Lysine N methyltransferase 1E, SET domain bifurcated 1, SET domain, bifurcated 1, SETDB1
GeneSETDB1
Product TypeAntibody
Gene ID (Entrez)689883, 84505, 9869
FormulationPBS with 50% glycerol and 0.1% sodium azide; pH 7.3
ImmunogenSETDB1 Fusion Protein Ag1725
ClassificationPolyclonal
Primary or SecondaryPrimary
15

Proteintech™ HumanKine™ Recombinant Human TGF Beta 1 Protein

HumanKine™ cytokines and growth factors are human cell expressed proteins in HEK293 cells

Content And StorageLyophilized proteins are stable for 1 year from the date of receipt if stored between -20 to -80°C. Upon reconstitution, it is recommended the solution be stored at 4°C for short term or at -20 to -80°C for long term. Repeated freeze thaw cycles should be avoided with reconstituted products.
Purity or Quality Grade> 95%
FormLyophilized
Molecular Weight (g/mol)25 kDa, homodimer, non-glycosylated
Gene ID (Entrez)7040
ActivityTypically ≤ 0.5 ng/mL EC50
ReconstitutionBriefly centrifuge the vial before opening. It is recommended to reconstitute the protein in sterile 4 mM HCl containing 0.1% endotoxin-free recombinant human serum albumin (HSA).
Expression SystemHuman embryonic kidney 293 (HEK293) human cell expression system
SpeciesHuman
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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.