Date published: 2026-7-21

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ErbB Antibodies

Santa Cruz Biotechnology supplies a comprehensive collection of ErbB monoclonal antibodies for advanced research in cell signaling and cancer biology. ErbB monoclonal antibodies are compatible with multiple techniques, including western blotting (WB), immunoprecipitation (IP), immunofluorescence (IF), immunohistochemistry with paraffin-embedded sections (IHCP), flow cytometry (FCM), and enzyme-linked immunosorbent assay (ELISA). The ErbB family of receptors, which includes ErbB1 (EGFR), ErbB2 (HER2), ErbB3, and ErbB4, plays a critical role in regulating cell proliferation, differentiation, and survival. Dysregulation of ErbB receptors is often implicated in various cancers, making them significant targets for therapeutic intervention. Understanding the function and signaling pathways of ErbB proteins is essential for developing effective cancer treatments and diagnostic tools. ErbB monoclonal antibodies enable researchers to explore receptor activation, downstream signaling cascades, and protein-protein interactions. Investigating ErbB receptor expression patterns helps identify potential biomarkers for cancer diagnosis and prognosis. ErbB monoclonal antibodies support research in developing targeted cancer therapies and monitoring treatment responses. Santa Cruz Biotechnology monoclonal antibodies for ErbB research continue to support scientists worldwide in advancing our understanding of cancer biology and developing innovative therapeutic strategies.

SEE ALSO...

ErbB Antibodies

Empty Table HeaderProduct NameCATALOG #ISOTYPEEPITOPEAPPLICATIONSSpeciesCitationsRATING

ErbB3/HER3 Antibody (G-4)

sc-7390mouse IgG2b κ1315-1342 (h)WB, IP, IF, FCM, ELISAm, r, h
34
(11)

ErbB3/HER3 Antibody (RTJ.2)

sc-415mouse IgG1 κ(h)WB, IP, IF, IHC(P), FCMm, r, h
61
(6)

ErbB3/HER3 Antibody (2Q320)

sc-71067mouse IgG1 κ(h)WB, IP, IF, IHC(P), FCMm, r, h
1
(1)

ErbB3/HER3 Antibody (SGP1)

sc-53279mouse IgG1 κ(h)IP, IHC(P), FCMm, r, h
1
(1)

ErbB4/HER4 Antibody (C-7)

sc-8050mouse IgG2a κ1291-1308 (h)WB, IP, IF, IHC(P), FCM, ELISAm, r, h
52
(13)

ErbB4/HER4 Antibody (2Q322)

sc-71071mouse IgG2b κ1249-1264 (h)WB, IP, IF, IHC(P)m, r, h
4
(1)

ErbB4/HER4 Antibody (HFR1)

sc-53280mouse IgG2b κ1249-1264 (h)WB, IP, IF, IHC(P)m, r, h
3
(3)

ErbB4/HER4 Antibody (3F168)

sc-71070mouse IgG2b κ1249-1264 (h)WB, IP, IF, IHC(P)m, r, h
1
(2)

ErbB4/HER4 Antibody (6C5)

sc-81456mouse IgG11230-1250 (h)WB, IPh

new

(1)

ErbB4/HER4 Antibody (A-5)

sc-514327mouse IgM κ1176-1198 (h)WB, IP, IF, ELISAm, r, h

new

(2)

ErbB4/HER4 Antibody (D-10)

sc-515142mouse IgG2b κ1061-1308 (h)WB, IP, IF, ELISAm, r, h

new

(0)

ErbB4/HER4 Antibody (G-6)

sc-514462mouse IgG1 κ1061-1308 (h)WB, IP, IF, ELISAm, r, h

new

(0)

Phospho-Specific ErbB Antibodies

Empty Table HeaderProduct NameCATALOG #ISOTYPEEPITOPEAPPLICATIONSSpeciesCitationsRATING

p-ErbB4/HER4 Antibody (4C6)

sc-81491mouse IgG1Tyr 1242 (h)WB, IPm, r, h
2
(3)

ErbB siRNA, shRNA Plasmid and shRNA Lentiviral Particle Gene Silencers

Empty Table HeaderProduct NameCATALOG #SpeciesAPPLICATIONSMARKERCitationsRATING

ErbB3/HER3 siRNA (h)

sc-35327hGene SilencingN/A
14
(0)

ErbB3/HER3 siRNA (h2)

sc-44298hGene SilencingN/A0
(0)

ErbB3/HER3 shRNA Plasmid (h)

sc-35327-SHhGene SilencingPuromycin
14
(0)

ErbB3/HER3 shRNA Plasmid (h2)

sc-44298-SHhGene SilencingPuromycin0
(0)

ErbB3/HER3 shRNA (h) Lentiviral Particles

sc-35327-VhGene SilencingPuromycin
14
(0)

ErbB3/HER3 shRNA (h2) Lentiviral Particles

sc-44298-VhGene SilencingPuromycin0
(0)

ErbB3/HER3 siRNA (m)

sc-35328mGene SilencingN/A
3
(0)

ErbB3/HER3 shRNA Plasmid (m)

sc-35328-SHmGene SilencingPuromycin
3
(0)

ErbB3/HER3 shRNA (m) Lentiviral Particles

sc-35328-VmGene SilencingPuromycin
3
(0)

ErbB3/HER3 siRNA (chicken)

sc-270447chickenGene SilencingN/A0
(0)

ErbB3/HER3 shRNA Plasmid (chicken)

sc-270447-SHchickenGene SilencingPuromycin0
(0)

ErbB3/HER3 shRNA (chicken) Lentiviral Particles

sc-270447-VchickenGene SilencingPuromycin0
(0)

ErbB4/HER4 siRNA (h)

sc-35329hGene SilencingN/A
2
(0)

ErbB4/HER4 shRNA Plasmid (h)

sc-35329-SHhGene SilencingPuromycin
2
(0)

ErbB4/HER4 shRNA (h) Lentiviral Particles

sc-35329-VhGene SilencingPuromycin
2
(0)

ErbB4/HER4 siRNA (m)

sc-35330mGene SilencingN/A0
(0)

ErbB4/HER4 shRNA Plasmid (m)

sc-35330-SHmGene SilencingPuromycin0
(0)

ErbB4/HER4 shRNA (m) Lentiviral Particles

sc-35330-VmGene SilencingPuromycin0
(0)

ErbB4/HER4 siRNA (r)

sc-270650rGene SilencingN/A0
(0)

ErbB4/HER4 shRNA Plasmid (r)

sc-270650-SHrGene SilencingN/A0
(0)

ErbB4/HER4 shRNA (r) Lentiviral Particles

sc-270650-VrGene SilencingN/A0
(0)

ErbB CRISPR Knockout (KO) and HDR Plasmids

Empty Table HeaderProduct NameCATALOG #APPLICATIONSSpeciesCitationsRATING

ErbB3/HER3 CRISPR/Cas9 KO Plasmid (h2)

sc-400146-KO-2Gene Knockouth0
(0)

ErbB3/HER3 HDR Plasmid (h2)

sc-400146-HDR-2Homology Directed Repairh0
(0)

ErbB3/HER3 CRISPR/Cas9 KO Plasmid (m)

sc-420219Gene Knockoutm0
(0)

ErbB4/HER4 CRISPR/Cas9 KO Plasmid (h)

sc-400275Gene Knockouth0
(0)

ErbB4/HER4 CRISPR/Cas9 KO Plasmid (m)

sc-420220Gene Knockoutm0
(0)

ErbB CRISPR Double Nickase Plasmids

Empty Table HeaderProduct NameCATALOG #APPLICATIONSSpeciesCitationsRATING

ErbB3/HER3 Double Nickase Plasmid (h)

sc-400146-NICGene Knockouth0
(0)

ErbB3/HER3 Double Nickase Plasmid (h2)

sc-400146-NIC-2Gene Knockouth0
(0)

ErbB3/HER3 Double Nickase Plasmid (m)

sc-420219-NICGene Knockoutm0
(0)

ErbB4/HER4 Double Nickase Plasmid (h)

sc-400275-NICGene Knockouth0
(0)

ErbB4/HER4 Double Nickase Plasmid (h2)

sc-400275-NIC-2Gene Knockouth0
(0)

ErbB CRISPR Activation Plasmids and Lentiviral Particles

Empty Table HeaderProduct NameCATALOG #APPLICATIONSSpeciesCitationsRATING

ErbB3/HER3 CRISPR Activation Plasmid (h)

sc-400146-ACTGene Activationh0
(0)

ErbB3/HER3 CRISPR Activation Plasmid (h2)

sc-400146-ACT-2Gene Activationh0
(0)

ErbB4/HER4 CRISPR Activation Plasmid (h)

sc-400275-ACTGene Activationh0
(0)

ErbB4/HER4 CRISPR Activation Plasmid (h2)

sc-400275-ACT-2Gene Activationh0
(0)