product summary
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company name :
HUABIO
product type :
antibody
product name :
CTCF
catalog :
ET1703-90
quantity :
100μl
price :
385.00 USD
clonality :
monoclonal
host :
domestic rabbit
conjugate :
nonconjugated
clone name :
JM10-61
reactivity :
human, mouse, rat, zebrafish
application :
western blot, immunoprecipitation, flow cytometry, chromatin immunoprecipitation, immunohistochemistry - paraffin section
more info or order :
image
image 1 :

Western blot analysis of CTCF on different lysates with Rabbit anti-CTCF antibody (ET1703-90) at 1/1,000 dilution.
Lane 1: HeLa cell lysate
Lane 2: 293T cell lysate
Lane 3: NIH/3T3 cell lysate
Lane 4: C6 cell lysate
Lane 5: PC-12 cell lysate
Lysates/proteins at 20 µg/Lane.
Predicted band size: 83 kDa
Observed band size: 150 kDa
Exposure time: 4 seconds; ECL: K1801;
4-20% SDS-PAGE gel.
Proteins were transferred to a PVDF membrane and blocked with 5% NFDM/TBST for 1 hour at room temperature. The primary antibody (ET1703-90) at 1/1,000 dilution was used in 5% NFDM/TBST at 4℃ overnight. Goat Anti-Rabbit IgG - HRP Secondary Antibody (HA1001) at 1/50,000 dilution was used for 1 hour at room temperature.
image 2 :

Western blot analysis of CTCF on zebrafish tissue lysates. Proteins were transferred to a PVDF membrane and blocked with 5% BSA in PBS for 1 hour at room temperature. The primary antibody (ET1703-90, 1/500) was used in 5% BSA at room temperature for 2 hours. Goat Anti-Rabbit IgG - HRP Secondary Antibody (HA1001) at 1:5,000 dilution was used for 1 hour at room temperature.
image 3 :

Western blot analysis of CTCF on hybrid fish (crucian-carp) brain tissue lysates. Proteins were transferred to a PVDF membrane and blocked with 5% BSA in PBS for 1 hour at room temperature. The primary antibody (ET1703-90, 1/500) was used in 5% BSA at room temperature for 2 hours. Goat Anti-Rabbit IgG - HRP Secondary Antibody (HA1001) at 1:5,000 dilution was used for 1 hour at room temperature.
product information
SKU :
ET1703-90
Target name :
CTCF
Species reactivity :
Human,Mouse,Rat,Zebrafish
Applications :
WB,IF-Cell,IF-Tissue,IHC-P,IP,FC,CUT&Tag-seq,ChIP
Conjugate :
Non-conjugated
Immunogen :
Synthetic peptide within Human CTCF aa 685-727 / 727.
Uniprot id :
P49711>SwissProt: P49711 Human;SwissProt: Q61164 Mouse;SwissProt: Q9R1D1 Rat
Host :
Rabbit
Clone number :
JM10-61
Isotype :
IgG
Size :
100μl
List Price :
385.00 USD
Storage Buffer :
1*TBS (pH7.4), 0.05% BSA, 40% Glycerol. Preservative: 0.05% Sodium Azide.
Form :
Liquid
Storage Instruction :
Shipped at 4℃. Store at +4℃ short term (1-2 weeks). It is recommended to aliquot into single-use upon delivery. Store at -20℃ long term.
Purity :
Protein A affinity purified.
Product type :
Recombinant Rabbit monoclonal Antibody
Positive control :
HeLa cell lysate, 293T cell lysate, NIH/3T3 cell lysate, C6 cell lysate, PC-12 cell lysate, zebrafish tissue lysates, hybrid fish (crucian-carp) brain tissue lysates, HeLa, MCF-7, NIH/3T3, human liver tissue, human kidney tissue, mouse colon tissue, human endometrium tissue, rat colon tissue, rat kidney tissue.
Molecular wt :
Predicted band size: 83 kDa
Subcellular location :
Nucleoplasm, Chromosome, centromere.
Concentration :
1 mg/mL.
Recommended dilutions :
WB: 1:1,000-1:2,000
;IF-Cell: 1:100-1:500
;IF-Tissue: 1:100-1:500
;IHC-P: 1:50-1:2,000
;FC: 1:500-1:1,000
;IP: Use at an assay dependent concentration.
Pic img4 :
https://storage.huabio.cn/huabio/productImg/ET1703-90_4.jpg
Pic legend4 :
Immunocytochemistry analysis of HeLa cells labeling CTCF with Rabbit anti-CTCF antibody (ET1703-90) at 1/200 dilution.
Cells were fixed in 4% paraformaldehyde for 10 minutes at 37 ℃, permeabilized with 0.05% Triton X-100 in PBS for 20 minutes, and then blocked with 2% negative goat serum for 30 minutes at room temperature. Cells were then incubated with Rabbit anti-CTCF antibody (ET1703-90) at 1/200 dilution in 2% negative goat serum overnight at 4 ℃. Goat Anti-Rabbit IgG H&L (iFluor™ 488, HA1121) was used as the secondary antibody at 1/1,000 dilution. Nuclear DNA was labelled in blue with DAPI.
Beta tubulin (M1305-2, red) was stained at 1/200 dilution overnight at +4℃. Goat Anti-Mouse IgG H&L (iFluor™ 594, HA1126) was used as the secondary antibody at 1/1,000 dilution.
Pic img5 :
https://storage.huabio.cn/huabio/productImg/ET1703-90_5.jpg
Pic legend5 :
ICC staining of CTCF in MCF-7 cells (red). Formalin fixed cells were permeabilized with 0.1% Triton X-100 in TBS for 10 minutes at room temperature and blocked with 1% Blocker BSA for 15 minutes at room temperature. Cells were probed with the primary antibody (ET1703-90, 1/50) for 1 hour at room temperature, washed with PBS. Alexa Fluor®594 Goat anti-Rabbit IgG was used as the secondary antibody at 1/1,000 dilution. The nuclear counter stain is DAPI (blue).
Pic img6 :
https://storage.huabio.cn/huabio/productImg/ET1703-90_6.jpg
Pic legend6 :
ICC staining of CTCF in NIH/3T3 cells (red). Formalin fixed cells were permeabilized with 0.1% Triton X-100 in TBS for 10 minutes at room temperature and blocked with 1% Blocker BSA for 15 minutes at room temperature. Cells were probed with the primary antibody (ET1703-90, 1/50) for 1 hour at room temperature, washed with PBS. Alexa Fluor®594 Goat anti-Rabbit IgG was used as the secondary antibody at 1/1,000 dilution. The nuclear counter stain is DAPI (blue).
Pic img7 :
https://storage.huabio.cn/huabio/productImg/ET1703-90_7.jpg
Pic legend7 :
Immunohistochemical analysis of paraffin-embedded human liver tissue with Rabbit anti-CTCF antibody (ET1703-90) at 1/2,000 dilution.
The section was pre-treated using heat mediated antigen retrieval with sodium citrate buffer (pH 6.0) (high pressure) for 2 minutes. The tissues were blocked in 1% BSA for 20 minutes at room temperature, washed with ddH2O and PBS, and then probed with the primary antibody (ET1703-90) at 1/2,000 dilution for 1 hour at room temperature. The detection was performed using an HRP conjugated compact polymer system. DAB was used as the chromogen. Tissues were counterstained with hematoxylin and mounted with DPX.
Pic img8 :
https://storage.huabio.cn/huabio/productImg/ET1703-90_8.jpg
Pic legend8 :
Immunohistochemical analysis of paraffin-embedded human kidney tissue with Rabbit anti-CTCF antibody (ET1703-90) at 1/1,000 dilution.
The section was pre-treated using heat mediated antigen retrieval with sodium citrate buffer (pH 6.0) (high pressure) for 2 minutes. The tissues were blocked in 1% BSA for 20 minutes at room temperature, washed with ddH2O and PBS, and then probed with the primary antibody (ET1703-90) at 1/1,000 dilution for 1 hour at room temperature. The detection was performed using an HRP conjugated compact polymer system. DAB was used as the chromogen. Tissues were counterstained with hematoxylin and mounted with DPX.
Pic img9 :
https://storage.huabio.cn/huabio/productImg/ET1703-90_9.jpg
Pic legend9 :
Immunohistochemical analysis of paraffin-embedded mouse colon tissue using anti-CTCF antibody. The section was pre-treated using heat mediated antigen retrieval with Tris-EDTA buffer (pH 8.0-8.4) for 20 minutes.The tissues were blocked in 5% BSA for 30 minutes at room temperature, washed with ddH2O and PBS, and then probed with the primary antibody (ET1703-90, 1/50) for 30 minutes at room temperature. The detection was performed using an HRP conjugated compact polymer system. DAB was used as the chromogen. Tissues were counterstained with hematoxylin and mounted with DPX.
Pic img10 :
https://storage.huabio.cn/huabio/productImg/ET1703-90_10.jpg
Pic legend10 :
Immunohistochemical analysis of paraffin-embedded human endometrium tissue using anti-CTCF antibody. The section was pre-treated using heat mediated antigen retrieval with Tris-EDTA buffer (pH 8.0-8.4) for 20 minutes.The tissues were blocked in 5% BSA for 30 minutes at room temperature, washed with ddH2O and PBS, and then probed with the primary antibody (ET1703-90, 1/50) for 30 minutes at room temperature. The detection was performed using an HRP conjugated compact polymer system. DAB was used as the chromogen. Tissues were counterstained with hematoxylin and mounted with DPX.
Pic img11 :
https://storage.huabio.cn/huabio/productImg/ET1703-90_11.jpg
Pic legend11 :
Immunohistochemical analysis of paraffin-embedded rat colon tissue with Rabbit anti-CTCF antibody (ET1703-90) at 1/1,000 dilution.
The section was pre-treated using heat mediated antigen retrieval with sodium citrate buffer (pH 6.0) (high pressure) for 2 minutes. The tissues were blocked in 1% BSA for 20 minutes at room temperature, washed with ddH2O and PBS, and then probed with the primary antibody (ET1703-90) at 1/1,000 dilution for 1 hour at room temperature. The detection was performed using an HRP conjugated compact polymer system. DAB was used as the chromogen. Tissues were counterstained with hematoxylin and mounted with DPX.
Pic img12 :
https://storage.huabio.cn/huabio/productImg/ET1703-90_12.jpg
Pic legend12 :
Immunohistochemical analysis of paraffin-embedded rat kidney tissue with Rabbit anti-CTCF antibody (ET1703-90) at 1/1,000 dilution.
The section was pre-treated using heat mediated antigen retrieval with sodium citrate buffer (pH 6.0) (high pressure) for 2 minutes. The tissues were blocked in 1% BSA for 20 minutes at room temperature, washed with ddH2O and PBS, and then probed with the primary antibody (ET1703-90) at 1/1,000 dilution for 1 hour at room temperature. The detection was performed using an HRP conjugated compact polymer system. DAB was used as the chromogen. Tissues were counterstained with hematoxylin and mounted with DPX.
Pic img13 :
https://storage.huabio.cn/huabio/productImg/ET1703-90_13.jpg
Pic legend13 :
Flow cytometric analysis of HeLa cells labeling CTCF.
Cells were fixed and permeabilized. Then stained with the primary antibody (ET1703-90, 1ug/ml) (red) compared with Rabbit IgG Isotype Control (green). After incubation of the primary antibody at +4℃ for an hour, the cells were stained with a iFluor™ 488 conjugate-Goat anti-Rabbit IgG Secondary antibody (HA1121) at 1/1,000 dilution for 30 minutes at +4℃. Unlabelled sample was used as a control (cells without incubation with primary antibody; black).
more info or order :
company information

HUABIO
Founded in 2007, HUABIO is dedicated to developing high-quality antibodies that advance innovation. We are passionate about the accuracy, efficiency, and consistency of our products. That is why we have invested in new production platforms, like recombinant rabbit monoclonals, alpaca nanobodies, and adopted aggressive QA standards to deliver cutting-edge antibodies with uncompromised quality.
We hope to see you at your next discovery!
We hope to see you at your next discovery!
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