product summary
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company name :
HUABIO
product type :
antibody
product name :
Cytokeratin 19
catalog :
ER1803-79
quantity :
100μl
price :
330 USD
clonality :
polyclonal
host :
domestic rabbit
conjugate :
nonconjugated
reactivity :
human, mouse, rat
application :
western blot, flow cytometry, immunohistochemistry - paraffin section
more info or order :
image
image 1 :

Western blot analysis of Cytokeratin 19 on rat lung tissue lysate. Proteins were transferred to a PVDF membrane and blocked with 5% BSA in PBS for 1 hour at room temperature. The primary antibody was used at a 1:20,000 dilution 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.
Positive control:
Lane 1: Rat lung tissue lysate
Lane 2: MCF-7 cell lysate
Lane 3: Mouse lung tissue lysate
image 2 :

ICC staining Cytokeratin 19 in HepG2 cells (green). 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 Cytokeratin 19 polyclonal antibody at a dilution of 1:100 for 1 hour at room temperature, washed with PBS. Alexa Fluorc™ 488 Goat anti-Rabbit IgG was used as the secondary antibody at 1/100 dilution. The nuclear counter stain is DAPI (blue).
image 3 :

ICC staining Cytokeratin 19 in MCF-7 cells (green). 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 Cytokeratin 19 polyclonal antibody at a dilution of 1:200 for 1 hour at room temperature, washed with PBS. Alexa Fluorc™ 488 Goat anti-Rabbit IgG was used as the secondary antibody at 1/100 dilution. The nuclear counter stain is DAPI (blue).
product information
SKU :
ER1803-79
Target name :
Cytokeratin 19
Species reactivity :
Human,Mouse,Rat
Applications :
WB,IF-Cell,IHC-P,FC
Conjugate :
Non-conjugated
Immunogen :
Recombinant protein within Human Cytokeratin 19 aa 100-350.
Uniprot id :
P08727>SwissProt: P08727 Human;SwissProt: P19001 Mouse
Host :
Rabbit
Isotype :
IgG
Size :
100μl
List Price :
330 USD
Storage Buffer :
1*PBS (pH7.4), 0.2% BSA, 50% 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 :
Immunogen affinity purified.
Product type :
Rabbit polyclonal Antibody
Positive control :
MCF-7, mouse lung tissue, HepG2, SK-Br-3, rat kidney tissue, human lung cancer tissue, human appendix tissue, human breast tissue, mouse colon tissue.
Molecular wt :
44 kDa
Subcellular location :
Cytoplasm
Concentration :
1 mg/ml.
Recommended dilutions :
WB:1:2,000-1:20,000;IF-Cell:1:50-1:200;IHC-P:1:50-1:200;FC:1:50-1:100
Pic img4 :
https://storage.huabio.cn/huabio/productImg/ER1803-79_4.jpg
Pic legend4 :
ICC staining Cytokeratin 19 in SK-Br-3 cells (green). 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 Cytokeratin 19 polyclonal antibody at a dilution of 1:50 for 1 hour at room temperature, washed with PBS. Alexa Fluorc™ 488 Goat anti-Rabbit IgG was used as the secondary antibody at 1/100 dilution. The nuclear counter stain is DAPI (blue).
Pic img5 :
https://storage.huabio.cn/huabio/productImg/ER1803-79_5.jpg
Pic legend5 :
Immunohistochemical analysis of paraffin-embedded rat kidney tissue using anti-Cytokeratin 19 antibody. 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 5% BSA for 30 minutes at room temperature, washed with ddH2O and PBS, and then probed with the antibody (ER1803-79) at 1/200 dilution, for 30 minutes at room temperature and detected using an HRP conjugated compact polymer system. DAB was used as the chrogen. Counter stained with hematoxylin and mounted with DPX.
Pic img6 :
https://storage.huabio.cn/huabio/productImg/ER1803-79_6.jpg
Pic legend6 :
Immunohistochemical analysis of paraffin-embedded human lung cancer tissue using anti-Cytokeratin 19 antibody. 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 5% BSA for 30 minutes at room temperature, washed with ddH2O and PBS, and then probed with the antibody (ER1803-79) at 1/200 dilution, for 30 minutes at room temperature and detected using an HRP conjugated compact polymer system. DAB was used as the chrogen. Counter stained with hematoxylin and mounted with DPX.
Pic img7 :
https://storage.huabio.cn/huabio/productImg/ER1803-79_7.jpg
Pic legend7 :
Immunohistochemical analysis of paraffin-embedded human appendix tissue using anti-Cytokeratin 19 antibody. 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 5% BSA for 30 minutes at room temperature, washed with ddH2O and PBS, and then probed with the antibody (ER1803-79) at 1/200 dilution, for 30 minutes at room temperature and detected using an HRP conjugated compact polymer system. DAB was used as the chrogen. Counter stained with hematoxylin and mounted with DPX.
Pic img8 :
https://storage.huabio.cn/huabio/productImg/ER1803-79_8.jpg
Pic legend8 :
Immunohistochemical analysis of paraffin-embedded human breast tissue using anti-Cytokeratin 19 antibody. 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 5% BSA for 30 minutes at room temperature, washed with ddH2O and PBS, and then probed with the antibody (ER1803-79) at 1/200 dilution, for 30 minutes at room temperature and detected using an HRP conjugated compact polymer system. DAB was used as the chrogen. Counter stained with hematoxylin and mounted with DPX.
Pic img9 :
https://storage.huabio.cn/huabio/productImg/ER1803-79_9.jpg
Pic legend9 :
Immunohistochemical analysis of paraffin-embedded mouse colon tissue using anti-Cytokeratin 19 antibody. 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 5% BSA for 30 minutes at room temperature, washed with ddH2O and PBS, and then probed with the antibody (ER1803-79) at 1/200 dilution, for 30 minutes at room temperature and detected using an HRP conjugated compact polymer system. DAB was used as the chrogen. Counter stained with hematoxylin and mounted with DPX.
Pic img10 :
https://storage.huabio.cn/huabio/productImg/ER1803-79_10.jpg
Pic legend10 :
Flow cytometric analysis of Cytokeratin 19 was done on MCF-7 cells. The cells were fixed, permeabilized and stained with Cytokeratin 19 antibody at 1/100 dilution (red) compared with an unlabelled control (cells without incubation with primary antibody; black). After incubation of the primary antibody on room temperature for an hour, the cells was stained with a Alexa Fluor™ 488-conjugated goat anti-rabbit IgG Secondary antibody at 1/500 dilution for 30 minutes.
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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