Anti-CTNNA3 antibody [EPR18307]
- BOND RX™ Validated
- 20ul selling size
- Recombinant
- Advanced Validation
- RabMAb
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(3 Publications)
Rabbit Recombinant Monoclonal CTNNA3 antibody. Suitable for mIHC, IP, WB, IHC-P and reacts with Mouse, Human, Rat, Dog samples. Cited in 3 publications.
View Alternative Names
Catenin alpha-3, Alpha T-catenin, Cadherin-associated protein, CTNNA3
- IHC-P
Supplier Data
Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-CTNNA3 antibody [EPR18307] (AB184916)
Immunohistochemical analysis of paraffin-embedded Human cardiac muscle tissue labeling CTNNA3 with ab184916 at 1/2000 dilution followed by Goat Anti-Rabbit IgG H&L (HRP) (ab97051) secondary antibody at 1/500 dilution. Intercalated disks staining of normal Human cardiac muscle is observed. Counter stained with Hematoxylin.
Secondary antibody only control : Used PBS instead of primary antibody secondary antibody is Goat Anti-Rabbit IgG H&L (HRP) (ab97051) at 1/500 dilution.
Perform heat mediated antigen retrieval with Tris/EDTA buffer pH 9.0 before commencing with IHC staining protocol.
- mIHC
Lab
Multiplex immunohistochemistry - Anti-CTNNA3 antibody [EPR18307] (AB184916)
Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) analysis of Human cardiac muscle labelling Cardiac Troponin T with ab307152 at 1/5000 dilution (0.102 µg/mL) (B), CTNNA3 with ab184916 at 1/2000 dilution (0.942 μg/ml) (C) and PDystrophin with ab275391 at 1/500 dilution (2.08 μg/ml) (D). Opal Polymer HRP Ms + Rb was used as a secondary antibody, and DAPI was used for a nuclear counter stain. Heat mediated antigen retrieval with Tris-EDTA buffer (pH 9.0, epitope retrieval solution2) for 20 mins. Panel A : merged staining of anti-Dystrophin (red; Opal™690), anti-Cardiac troponin T (green; Opal™520) and anti-CTNNA3 (gray; Opal™570) on human cardiac muscle. Panel B : anti-Cardiac troponin T stained on cytoplasm of cardiac muscle. Panel C : anti-CTNNA3 stained on intercalated discs. Panel D : anti-Dystrophin stained on membrane of cardiac muscle. The section was incubated in three rounds of staining : in the order of ab275391, ab307152, and ab184916 for 30 mins at room temperature. Each round was followed by a separate fluorescent tyramide signal amplification system. The immunostaining was performed on a Leica Biosystems BOND® RX instrument with an Opal™ 4-color kit. Image acquisition was performed with Leica SP8 confocal microscope.
- IHC-P
Supplier Data
Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-CTNNA3 antibody [EPR18307] (AB184916)
Immunohistochemical analysis of paraffin-embedded Human colon cancer tissue labeling CTNNA3 with ab184916 at 1/2000 dilution followed by Goat Anti-Rabbit IgG H&L (HRP) (ab97051) secondary antibody at 1/500 dilution. Cytoplasmic and membrane staining on tumor cells of Human colonic adenocarcinoma is observed. Counter stained with Hematoxylin.
Secondary antibody only control : Used PBS instead of primary antibody secondary antibody is Goat Anti-Rabbit IgG H&L (HRP) (ab97051) at 1/500 dilution.
Perform heat mediated antigen retrieval with Tris/EDTA buffer pH 9.0 before commencing with IHC staining protocol.
- IP
Supplier Data
Immunoprecipitation - Anti-CTNNA3 antibody [EPR18307] (AB184916)
CTNNA3 was immunoprecipitated from 1mg of HEK-293 (Human epithelial cells from embryonic kidney) whole cell lysate with ab184916 at 1/100 dilution. Western blot was performed from the immunoprecipitate using ab184916 at 1/1000 dilution. Anti-Rabbit IgG (HRP), specific to the non-reduced form of IgG, was used as secondary antibody at 1/1500 dilution.
Lane 1 : HEK-293 whole cell lysate, 10 μg (Input).
Lane 2 : ab184916 IP in HEK-293 whole cell lysate.
Lane 3 : Rabbit monoclonal IgG (ab172730) instead of ab184916 in HEK-293 whole cell lysate.
Blocking and dilution buffer and concentration : 5% NFDM/TBST.
Exposure time : 1 second
All lanes:
Immunoprecipitation - Anti-CTNNA3 antibody [EPR18307] (ab184916)
Predicted band size: 100 kDa
false
Exposure time: 1s
- mIHC
Lab
Multiplex immunohistochemistry - Anti-CTNNA3 antibody [EPR18307] (AB184916)
Multiplex immunohistochemistry analysis of formalin/PFA-fixed paraffin-embedded Mouse cardiac muscle tissue staining Titin with ab307446 at a 1/1000 ( 0.475 µg/ml) dilution, CTNNA3 with ab184916 at 1/2000 ( 0.942 µg/ml) dilution and Dystrophin with ab218198 at 1/5000 ( 0.110 µg/ml) dilution.
Panel A : merged staining of anti-Titin (gray; Opal™570), anti-CTNNA3 (green; Opal™520) and anti-Dystrophin (magenta; Opal™690) on mouse cardiac muscle.
Panel B : anti-Titin staining nucleus and cytoplasm in mouse cardiac muscle.
Panel C : anti-CTNNA3 staining intercalated discs in mouse cardiac muscle.
Panel D : anti-Dystrophin staining membrane in mouse cardiac muscle.
Nuclear DNA was labeled with DAPI (shown in blue).
The section was incubated in three rounds of staining : in the order of ab307446, ab184916 and ab218198 for 30 mins at room temperature. Each round was followed by a separate fluorescent tyramide signal amplification system.
The immunostaining was performed on a Leica Biosystems BOND° RX instrument with an Opal™ 4-color kit. Image acquisition was performed with Leica SP8 confocal microscope.
Heat mediated antigen retrieval with Tris-EDTA buffer (pH 9.0 epitope retrieval solution2) for 20 mins.
- IHC-P
Supplier Data
Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-CTNNA3 antibody [EPR18307] (AB184916)
Immunohistochemical analysis of paraffin-embedded Rat cardiac muscle tissue labeling CTNNA3 with ab184916 at 1/2000 dilution followed by Goat Anti-Rabbit IgG H&L (HRP) (ab97051) secondary antibody at 1/500 dilution. Intercalated disks staining on Rat cardiac muscle is observed. Counter stained with Hematoxylin.
Secondary antibody only control : Used PBS instead of primary antibody secondary antibody is Goat Anti-Rabbit IgG H&L (HRP) (ab97051) at 1/500 dilution.
Perform heat mediated antigen retrieval with Tris/EDTA buffer pH 9.0 before commencing with IHC staining protocol.
- IHC-P
Supplier Data
Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-CTNNA3 antibody [EPR18307] (AB184916)
Immunohistochemical analysis of paraffin-embedded Mouse cardiac muscle tissue labeling CTNNA3 with ab184916 at 1/2000 dilution followed by Goat Anti-Rabbit IgG H&L (HRP) (ab97051) secondary antibody at 1/500 dilution. Intercalated disks staining on Mouse cardiac muscle is observed. Counter stained with Hematoxylin.
Secondary antibody only control : Used PBS instead of primary antibody secondary antibody is Goat Anti-Rabbit IgG H&L (HRP) (ab97051) at 1/500 dilution.
Perform heat mediated antigen retrieval with Tris/EDTA buffer pH 9.0 before commencing with IHC staining protocol.
- WB
Supplier Data
Western blot - Anti-CTNNA3 antibody [EPR18307] (AB184916)
Blocking/Dilution buffer : 5% NFDM/TBST.
All lanes:
Western blot - Anti-CTNNA3 antibody [EPR18307] (ab184916) at 1/5000 dilution
Lane 1:
Human fetal brain lysate at 10 µg
Lane 2:
Human fetal heart lysate at 10 µg
Lane 3:
Human fetal kidney lysate at 10 µg
Secondary
All lanes:
Anti-Rabbit IgG (HRP), specific to the non-reduced form of IgG at 1/1000 dilution
Predicted band size: 100 kDa
Observed band size: 100 kDa
false
Exposure time: 30s
- WB
Supplier Data
Western blot - Anti-CTNNA3 antibody [EPR18307] (AB184916)
Blocking/Dilution buffer : 5% NFDM/TBST.
All lanes:
Western blot - Anti-CTNNA3 antibody [EPR18307] (ab184916) at 1/50000 dilution
Lane 1:
HEK-293 (Human epithelial cells from embryonic kidney) whole cell lysate at 20 µg
Lane 2:
C2C12 (Mouse myoblast cell line) whole cell lysate at 20 µg
Lane 3:
Rat1 (Rat fibroblast cell line) whole cell lysate at 20 µg
Secondary
All lanes:
Goat Anti-Rabbit IgG, (H+L),Peroxidase conjugated at 1/1000 dilution
Predicted band size: 100 kDa
Observed band size: 100 kDa
false
Exposure time: 3min
- WB
Supplier Data
Western blot - Anti-CTNNA3 antibody [EPR18307] (AB184916)
Blocking/Dilution buffer : 5% NFDM/TBST.
All lanes:
Western blot - Anti-CTNNA3 antibody [EPR18307] (ab184916) at 1/5000 dilution
Lane 1:
Mouse brain tissue lysate at 10 µg
Lane 2:
Mouse heart tissue lysate at 10 µg
Lane 3:
Rat brain tissue lysate at 10 µg
Lane 4:
Rat heart tissue lysate at 10 µg
Lane 5:
C6 (Rat glial tumor cells) whole cell lysate at 10 µg
Lane 6:
PC-12 (Rat adrenal gland pheochromocytoma) whole cell lysate at 10 µg
Lane 7:
NIH/3T3 (Mouse embyro fibroblast cells) whole cell lysate at 10 µg
Secondary
All lanes:
Goat Anti-Rabbit IgG, (H+L), Peroxidase conjugated at 1/1000 dilution
Predicted band size: 100 kDa
Observed band size: 100 kDa
false
Exposure time: 1s
- WB
Supplier Data
Western blot - Anti-CTNNA3 antibody [EPR18307] (AB184916)
Blocking/Dilution buffer : 5% NFDM/TBST.
All lanes:
Western blot - Anti-CTNNA3 antibody [EPR18307] (ab184916) at 1/50000 dilution
All lanes:
MDCK (Canine kidney cell line) whole cell lysate at 10 µg
Secondary
All lanes:
Goat Anti-Rabbit IgG, (H+L),Peroxidase conjugated at 1/1000 dilution
Predicted band size: 100 kDa
Observed band size: 100 kDa
false
Exposure time: 1s
Reactivity data
Product details
Patented technology
Our RabMAb® technology is a patented hybridoma-based technology for making rabbit monoclonal antibodies. For details on our patents, please refer to RabMAb® patents.
What are the advantages of a recombinant monoclonal antibody?
This product is a recombinant monoclonal antibody, which offers several advantages including:
- - High batch-to-batch consistency and reproducibility
- - Improved sensitivity and specificity
- - Long-term security of supply
- - Animal-free batch production
For more information, read more on recombinant antibodies.
Properties and storage information
Form
Purification technique
Storage buffer
Shipped at conditions
Appropriate short-term storage duration
Appropriate short-term storage conditions
Appropriate long-term storage conditions
Aliquoting information
Storage information
Supplementary information
This supplementary information is collated from multiple sources and compiled automatically.
Biological function summary
The protein functions as an important component in cellular adhesion linking cadherins to the actin cytoskeleton which impacts tissue stability and integrity. CTNNA3 forms a complex with cadherin-catenin a structure vital for maintaining strong cell-cell adhesion. The protein ensures that cells within cardiac and skeletal muscles maintain their structural coherence during mechanical stress playing an integral role in muscle function and structural integrity.
Pathways
Alpha-T-catenin contributes to the regulation of Wnt signaling and adherens junctions assembly. These pathways involve cell cycle regulation cellular adhesion and migration. Within these pathways CTNNA3 interacts with other proteins like beta-catenin and cadherins coordinating cell behavior and maintenance processes. The protein's activity in the Wnt signaling pathway helps manipulate gene expression which ultimately affects cellular proliferation and differentiation.
Product protocols
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Target data
Publications (3)
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Communications biology 8:1 PubMed39747445
2025
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Nature communications 12:1703 PubMed33731717
2021
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Species
Unspecified reactive species
PloS one 12:e0185062 PubMed28934278
2017
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Product promise
Please note: All products are 'FOR RESEARCH USE ONLY. NOT FOR USE IN DIAGNOSTIC OR THERAPEUTIC PROCEDURES'.
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