Anti-eNOS antibody [EPR23750-3] - BSA and Azide free
- BOND RX™ Validated
- RabMAb
- Advanced Validation
- Recombinant
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Rabbit Recombinant Monoclonal eNOS antibody. Carrier free. Suitable for mIHC, ICC/IF, IP, WB, Flow Cyt (Intra), IHC-P and reacts with Human samples.
View Alternative Names
Nitric oxide synthase 3, Constitutive NOS, EC-NOS, NOS type III, cNOS, NOSIII, Endothelial NOS, eNOS, NOS3
- mIHC
Supplier Data
Multiplex immunohistochemistry - Anti-eNOS antibody [EPR23750-3] - BSA and Azide free (AB273574)
Fluorescence multiplex immunohistochemical analysis of human liver (formalin-fixed paraffin-embedded section). Panel A shows merged staining of anti-MASP2 stained on cytoplasm of hepatocytes (ab277520; gray; Opal™690) at 1 : 100 ( 5.22 μg/ml) [Panel B] , anti-CD163 stained on Kupffer cells (ab213612; green; Opal™520) at 1 : 8000 ( 0.13 μg/ml) [Panel C], and anti-eNOS tained on endothelial cells (ab252439; red; Opal™570) at 1 : 200 ( 3.005 μg/ml) [Panel D] on human liver. DAPI was used as a nuclear counter stain. Followed by Opal Polymer HRP Ms + Rb secondary. 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. The section was incubated in three rounds of staining : in the order of ab277520, ab213612, and ab252439 for 30 mins at room temperature. Each round was followed by a separate fluorescent tyramide signal amplification system. Heat mediated antigen retrieval with Tris-EDTA buffer (pH 9.0, epitope retrieval solution2) for 20 mins was used. This data was developed using ab252439, the same antibody clone in a different buffer formulation.
- Flow Cyt (Intra)
Unknown
Flow Cytometry (Intracellular) - Anti-eNOS antibody [EPR23750-3] - BSA and Azide free (AB273574)
This data was developed using ab252439, the same antibody clone in a different buffer formulation.
Intracellular flow cytometric analysis of 4% paraformaldehyde-fixed, 90% methanol-permeabilized HeLa (human cervix adenocarcinoma epithelial cell, left) /HUVEC (human umbilical vein endothelial cell, right) cells labelling eNOS with ab252439 at 1/50 dilution (1ug) (Red) compared with a Rabbit monoclonal IgG (ab172730) isotype control (Black) and an unlabelled control (cells without incubation with primary antibody and secondary antibody) (Blue).
A Goat anti rabbit IgG (Alexa Fluor®488, ab150077) at 1/2000 dilution was used as the secondary antibody.
Negative control : Hela (PMID : 19559671).
- IHC-P
Unknown
Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-eNOS antibody [EPR23750-3] - BSA and Azide free (AB273574)
This data was developed using ab252439, the same antibody clone in a different buffer formulation.
Immunohistochemical analysis of paraffin-embedded human placenta tissue labeling eNOS with ab252439 at 1/500 (1.198 ug/ml) followed by a ready to use Rabbit specific IHC polymer detection kit HRP/DAB (ab209101). Cytoplasmic staining in human placenta. The section was incubated with ab252439 for 30 mins at room temperature. The immunostaining was performed on a Leica Biosystems BOND® RX instrument. Counterstained with Hematoxylin.
Secondary antibody only control : Secondary antibody is a ready to use Rabbit specific IHC polymer detection kit HRP/DAB (ab209101).
Heat mediated antigen retrieval with Tris-EDTA buffer (pH 9.0, epitope retrieval solution2) for 20 mins.
- mIHC
Supplier Data
Multiplex immunohistochemistry - Anti-eNOS antibody [EPR23750-3] - BSA and Azide free (AB273574)
Fluorescence multiplex immunohistochemical analysis of human liver (formalin-fixed paraffin-embedded section). Panel A shows merged staining of anti-eNOS stained on endothelial cells (ab252439; red; Opal™570) at 1 : 1000 ( 1.004 μg/ml) [Panel B], anti-CD163 stained on Kupffer cells (ab213612; green; Opal™520) at 1 : 8000 ( 0.13 μg/ml) [Panel B], and anti-Glucose Transporter GLUT2 stained on membrane of hepatocytes (ab234440; gray; Opal™690) at 1 : 200 ( 3.005 μg/ml) [Panel D] on human liver. DAPI was used as a nuclear counter stain. Followed by Opal Polymer HRP Ms + Rb secondary. 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. The section was incubated in three rounds of staining : in the order of ab234440, ab213612, and ab252439 for 30 mins at room temperature. Each round was followed by a separate fluorescent tyramide signal amplification system. Heat mediated antigen retrieval with Tris-EDTA buffer (pH 9.0, epitope retrieval solution2) for 20 mins was used. This data was developed using ab252439, the same antibody clone in a different buffer formulation.
- IHC-P
Supplier Data
Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-eNOS antibody [EPR23750-3] - BSA and Azide free (AB273574)
This data was developed using ab252439, the same antibody clone in a different buffer formulation.
Immunohistochemical analysis of paraffin-embedded human lung carcinoma tissue labeling eNOS with ab252439 at 1/500 (1.198 ug/ml) followed by a ready to use Rabbit specific IHC polymer detection kit HRP/DAB (ab209101). Cytoplasmic staining on endothelial cells in human lung carcinoma. The section was incubated with ab252439 for 30 mins at room temperature. The immunostaining was performed on a Leica Biosystems BOND® RX instrument. Counterstained with Hematoxylin.
Secondary antibody only control : Secondary antibody is a ready to use Rabbit specific IHC polymer detection kit HRP/DAB (ab209101).
Heat mediated antigen retrieval with Tris-EDTA buffer (pH 9.0, epitope retrieval solution2) for 20 mins.
- IHC-P
Unknown
Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-eNOS antibody [EPR23750-3] - BSA and Azide free (AB273574)
This data was developed using ab252439, the same antibody clone in a different buffer formulation.
Immunohistochemical analysis of paraffin-embedded human spleen tissue labeling eNOS with ab252439 at 1/500 (1.198 ug/ml) followed by a ready to use Rabbit specific IHC polymer detection kit HRP/DAB (ab209101). Cytoplasmic staining on endothelial cells in human spleen. The section was incubated with ab252439 for 30 mins at room temperature. The immunostaining was performed on a Leica Biosystems BOND® RX instrument. Counterstained with Hematoxylin.
Secondary antibody only control : Secondary antibody is a ready to use Rabbit specific IHC polymer detection kit HRP/DAB (ab209101).
Heat mediated antigen retrieval with Tris-EDTA buffer (pH 9.0, epitope retrieval solution2) for 20 mins.
- IHC-P
Unknown
Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-eNOS antibody [EPR23750-3] - BSA and Azide free (AB273574)
This data was developed using ab252439, the same antibody clone in a different buffer formulation.
Immunohistochemical analysis of paraffin-embedded Human kidney tissue labeling eNOS with ab252439 at 1/500 (1.198 ug/ml) followed by a ready to use Rabbit specific IHC polymer detection kit HRP/DAB (ab209101). Cytoplasmic staining on endothelial cells in human kidney. The section was incubated with ab252439 for 30 mins at room temperature. The immunostaining was performed on a Leica Biosystems BOND® RX instrument. Counterstained with Hematoxylin.
Secondary antibody only control : Secondary antibody is a ready to use Rabbit specific IHC polymer detection kit HRP/DAB (ab209101).
Heat mediated antigen retrieval with Tris-EDTA buffer (pH 9.0, epitope retrieval solution2) for 20 mins.
- ICC/IF
Lab
Immunocytochemistry/ Immunofluorescence - Anti-eNOS antibody [EPR23750-3] - BSA and Azide free (AB273574)
This data was developed using ab252439, the same antibody clone in a different buffer formulation.
Immunofluorescent analysis of 4% Paraformaldehyde-fixed, 0.1% Triton X-100 permeabilized HUVEC cells labelling eNOS with ab252439 at 1/100 (5.99 ug/ml) dilution, followed by ab150077 Goat Anti-Rabbit IgG H&L (Alexa Fluor® 488) antibody at 1/1000 dilution (Green). Confocal image showing cytoplasmic staining in HUVEC cells. Negative control : HeLa (PMID : 19559671). ab195889 Anti-alpha Tubulin mouse monoclonal antibody - Microtubule Marker (Alexa Fluor® 594) was used to counterstain tubulin at 1/200 dilution (Red). The Nuclear counterstain was DAPI (Blue).
Secondary antibody only control : Secondary antibody is ab150077 Goat Anti-Rabbit IgG H&L (Alexa Fluor® 488) at 1/1000 dilution.
- IP
Unknown
Immunoprecipitation - Anti-eNOS antibody [EPR23750-3] - BSA and Azide free (AB273574)
This data was developed using ab252439, the same antibody clone in a different buffer formulation.
eNOS was immunoprecipitated from 0.35 mg EA.hy926 (human somatic cell hybrid endothelial) whole cell lysate with ab252439 at 1/30 dilution (2ug in 0.35mg lysates). Western blot was performed on the immunoprecipitate using ab252439 at 1/1000 dilution. VeriBlot for IP Detection Reagent (HRP)(ab131366) was used at 1/5000 dilution.
Lane 1 : EA.hy926 (human somatic cell hybrid endothelial) whole cell lysate 10 ug
Lane 2 : ab252439 IP in EA.hy926 (human somatic cell hybrid endothelial) whole cell lysate
Lane 3 : Rabbit monoclonal IgG (ab172730) instead of ab252439 in EA.hy926 (human somatic cell hybrid endothelial) whole cell lysate
Blocking and dilution buffer and concentration : 5% NFDM/TBST.
Exposure time : 6 seconds.
IP lysates were unboiled.
All lanes:
Immunoprecipitation - Anti-eNOS antibody [EPR23750-3] (<a href='/en-us/products/primary-antibodies/enos-antibody-epr23750-3-ab252439'>ab252439</a>)
Predicted band size: 133 kDa
Observed band size: 140 kDa
false
- WB
Lab
Western blot - Anti-eNOS antibody [EPR23750-3] - BSA and Azide free (AB273574)
This data was developed using ab252439, the same antibody clone in a different buffer formulation.
Blocking and diluting buffer and concentration : 5% NFDM/TBST.
HUVEC whole cell lysate in lane 1 is made freshly and used in WB test immediately to minimize protein degradation.
Exposure time : 6 seconds.
All lanes:
Western blot - Anti-eNOS antibody [EPR23750-3] (<a href='/en-us/products/primary-antibodies/enos-antibody-epr23750-3-ab252439'>ab252439</a>) at 1/1000 dilution
All lanes:
HUVEC (human umbilical vein endothelial cell) whole cell lysate at 20 µg
Secondary
All lanes:
Goat Anti-Rabbit IgG, (H+L), Peroxidase conjugated (<a href='/en-us/products/secondary-antibodies/goat-rabbit-igg-h-l-hrp-ab97051'>ab97051</a>) at 1/100000 dilution
Predicted band size: 133 kDa
Observed band size: 140 kDa
false
- WB
Lab
Western blot - Anti-eNOS antibody [EPR23750-3] - BSA and Azide free (AB273574)
This data was developed using ab252439, the same antibody clone in a different buffer formulation.
Blocking and diluting buffer and concentration : 5% NFDM/TBST.
Negative control : HeLa (PMID : 19559671).
Lysates were made freshly and used in WB test immediately to minimize protein degradation. Lysates were unboiled.
Exposure time : 6 seconds.
All lanes:
Western blot - Anti-eNOS antibody [EPR23750-3] (<a href='/en-us/products/primary-antibodies/enos-antibody-epr23750-3-ab252439'>ab252439</a>) at 1/1000 dilution
Lane 1:
EA.hy926 (human somatic cell hybrid endothelial) whole cell lysate at 20 µg
Lane 2:
HeLa (human cervix adenocarcinoma epithelial cell) whole cell lysate at 20 µg
Secondary
All lanes:
Western blot - Goat Anti-Rabbit IgG H&L (HRP) (<a href='/en-us/products/secondary-antibodies/goat-rabbit-igg-h-l-hrp-ab97051'>ab97051</a>) at 1/100000 dilution
Predicted band size: 133 kDa
Observed band size: 140 kDa
false
Related conjugates and formulations (4)
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Anti-eNOS antibody [EPR23750-3]
-
519 Alexa Fluor® 488
Alexa Fluor® 488 Anti-eNOS antibody [EPR23750-3]
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565 Alexa Fluor® 555
Alexa Fluor® 555 Anti-eNOS antibody [EPR23750-3]
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665 Alexa Fluor® 647
Alexa Fluor® 647 Anti-eNOS antibody [EPR23750-3]
Reactivity data
Product details
ab273574 is the carrier-free version of ab252439.
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.
Conjugation ready
Our carrier-free antibodies are typically supplied in a PBS-only formulation, purified and free of BSA, sodium azide and glycerol. This conjugation-ready format is designed for use with fluorochromes, metal isotopes, oligonucleotides, and enzymes, which makes them ideal for antibody labelling, functional and cell-based assays, flow-based assays (e.g. mass cytometry) and Multiplex Imaging applications.
Use our conjugation kits for antibody conjugates that are ready-to-use in as little as 20 minutes with 1 minute hands-on-time and 100% antibody recovery: available for fluorescent dyes, HRP, biotin and gold.
Compatibility
This product is compatible with the Maxpar® Antibody Labeling Kit from Fluidigm, without the need for antibody preparation. Maxpar® is a trademark of Fluidigm Canada Inc.
Properties and storage information
Form
Purification technique
Storage buffer
Shipped at conditions
Appropriate short-term storage conditions
Appropriate long-term storage conditions
Supplementary information
This supplementary information is collated from multiple sources and compiled automatically.
Biological function summary
ENOS contributes significantly to the regulation of vascular tone and blood flow by promoting vasodilation. It does not function alone; instead it forms complexes with other proteins to exert its full effect. eNOS activity influences the process of angiogenesis inflammation modulation and platelet aggregation. Through its ability to produce nitric oxide eNOS acts as a signaling molecule helping maintain vascular homeostasis.
Pathways
ENOS is a critical player in the NO signaling pathway and interacts intricately with the PI3K/Akt pathway. Nitric oxide produced by eNOS has a role in signaling cascades that lead to vascular dilation and reduced blood pressure. The PI3K/Akt pathway regulates eNOS activity via phosphorylation enhancing NO production. Other proteins like caveolin-1 and calmodulin modulate eNOS impacting these pathways' outcomes.
Product protocols
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Target data
Product promise
Please note: All products are 'FOR RESEARCH USE ONLY. NOT FOR USE IN DIAGNOSTIC OR THERAPEUTIC PROCEDURES'.
For licensing inquiries, please contact partnerships@abcam.com