Anti-Histone H4 antibody - ChIP Grade (ab7311)
Key features and details
- Rabbit polyclonal to Histone H4 - ChIP Grade
- Suitable for: IHC-P, ICC/IF, ChIP, WB
- Reacts with: Cow, Human
- Isotype: IgG
Overview
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Product name
Anti-Histone H4 antibody - ChIP Grade
See all Histone H4 primary antibodies -
Description
Rabbit polyclonal to Histone H4 - ChIP Grade -
Host species
Rabbit -
Specificity
Histone H4 -
Tested Applications & Species
See all applications and species dataApplication Species ChIP HumanICC/IF HumanIHC-P HumanWB Cow -
Immunogen
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Positive control
- Calf Thymus Histone Preparation; Hela whole cell extract
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General notes
The Life Science industry has been in the grips of a reproducibility crisis for a number of years. Abcam is leading the way in addressing the problem with our range of recombinant monoclonal antibodies and knockout edited cell lines for gold-standard validation.
One factor contributing to the crisis is the use of antibodies that are not suitable. This can lead to misleading results and the use of incorrect data informing project assumptions and direction. To help address this challenge, we have introduced an application and species grid on our primary antibody datasheets to make it easy to simplify identification of the right antibody for your needs.
Learn more here.
Images
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Chromatin was prepared from Hela cells according to the Abcam X-ChIP protocol. Cells were fixed with formaldehyde for 10min. The ChIP was performed with 25µg of chromatin, 2µg of ab7311 (blue), and 20µl of Protein A/G sepharose beads. No antibody was added to the beads control (yellow). The immunoprecipitated DNA was quantified by real time PCR (Taqman approach). Primers and probes are located in the first kb of the transcribed region.
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IHC image of Histone H4 staining in human breast carcinoma FFPE section, performed on a BondTM system using the standard protocol F. The section was pre-treated using heat mediated antigen retrieval with sodium citrate buffer (pH6, epitope retrieval solution 1) for 20 mins. The section was then incubated with ab7311, 1µg/ml, for 8 mins at room temperature and detected using an HRP conjugated compact polymer system. DAB was used as the chromogen. The section was then counterstained with haematoxylin and mounted with DPX.
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All lanes : Anti-Histone H4 antibody - ChIP Grade (ab7311) at 1/500 dilution
Lane 1 : Calf thymus histone extract
Lane 2 : Calf thymus histone extract with Human Histone H4 peptide (ab21044) at 1 µg/ml
Lane 3 : Calf thymus histone extract with Histone H4 peptide - acetyl K16 (ab22376) at 1 µg/ml
Lane 4 : Calf thymus histone extract with Human Histone H4 (acetyl K20) peptide (ab20632) at 1 µg/ml
Lysates/proteins at 0.5 µg per lane.
Secondary
All lanes : Alexa-Fluor Goat anti-rabbit IgG at 1/10000 dilution
Predicted band size: 11 kDa
Observed band size: 14 kDa why is the actual band size different from the predicted?
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SKN-SH cells were fixed in 4% paraformaldehyde for 10 mins, permeabilized in PBS-0.5% Triton X-100 for 5 mins and incubated for 30 minutes with ab7311 (1/200 dilution). The slides were rinsed once in PBS-Triton (0.1%), twice in PBS then incubated with the secondary antibody for 30 mins. The DNA is stained with DAPI (blue). Clear nuclear staining with ab7311 can be seen (green).
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Anti-Histone H4 antibody - ChIP Grade (ab7311) at 1/500 dilution + Human Bone Whole Tissue Lysate at 25 µg with BSA, 1 Hour, 23°C at 5 %
Developed using the ECL technique.
Predicted band size: 11 kDa
Exposure time: 1 minute