Date published: 2026-4-5

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BrdU Antibody (Bu20A): sc-20045

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Datasheets
  • BrdU Antibody (Bu20A) is a mouse monoclonal IgG1 κ, cited in 12 publications, provided at 200 µg/ml
  • raised against bromodeoxyuridine (BrdU) conjugated to a carrier protein
  • recommended for detection of BrdU, a proliferation marker incorporated into newly synthesized DNA during S-phase of a cell cycle, by FCM
  • recognizes BrdU in denatured DNA of cells labeled with BrdU
  • suggested companion product: 5-Bromo-2′ deoxyuridine: sc-290815
  • available conjugated to either phycoerythrin or FITC for IF, IHC(P) and FCM
  • See BrdU (IIB5): sc-32323 for BrdU antibody conjugates, including AC, HRP, FITC, PE, Alexa Fluor® 488, 594, 647, 680 and 790.
  • At present, we have not yet completed the identification of the preferred secondary detection reagent(s) for BrdU Antibody (Bu20A). This work is in progress.
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BrdU Antibody (Bu20A) is a mouse monoclonal IgG1 antibody that detects bromodeoxyuridine in non-species reactive (NSR) samples through flow cytometry (FCM). BrdU, a halogenated pyrimidine analog, plays a crucial role in DNA synthesis as BrdU is incorporated into newly synthesized DNA strands during the S-phase of the cell cycle, making BrdU an invaluable tool for estimating the fraction of cells actively engaged in DNA replication. Quantifying DNA synthesis using anti-BrdU antibody (Bu20A) is essential for various applications, including cancer research, where understanding cell proliferation is key to developing effective therapies. BrdU is instrumental in studying sister chromatid exchange, which can provide insights into genomic stability and DNA repair mechanisms. Incorporation of BrdU into cellular DNA can be achieved through methods such as UV-induced excision-repair synthesis, and subsequent binding of anti-BrdU antibody (Bu20A) to exposed BrdU in single-stranded DNA allows precise detection following hydrochloric acid denaturation or nuclease digestion. Protease antigen recovery is often necessary for tissues or cells fixed with crosslinking agents like formalin, although this may impact BrdU immunodetection specificity.

For Research Use Only. Not Intended for Diagnostic or Therapeutic Use.

Ordering Information

Product NameCatalog #UNITPriceQtyFAVORITES

BrdU Antibody (Bu20A)

sc-20045
200 µg/ml
$322.00

BrdU Antibody (Bu20A) FITC

sc-20045 FITC
200 µg/ml
$336.00

BrdU Antibody (Bu20A) PE

sc-20045 PE
200 µg/ml
$349.00

Can BrdU (Bu20A): sc-20045 monoclonal antibody be used in IF or IHC with mouse tissue or cells? Will there be non-specific staining?

Asked by: jenniferc
Thank you for your inquiry. The use of mouse monoclonal antibodies with mouse samples is very common and typically poses no problem. To eliminate any potential cross-reactivity of an anti-mouse secondary detection reagent, BrdU (Bu20A): sc-20045 is available in a variety of direct conjugations, such as HRP, PE, FITC and AlexaFluors.
Answered by: Technical Support
Date published: 2019-07-02
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Rated 5 out of 5 by from Conjugate has Good SignalGood detection of BrdU positive cells seen when using the PE conjugated version in Flow Cytometry.
Date published: 2017-01-27
Rated 4 out of 5 by from IHCP published data with mouse cerebellumIHCP published data with mouse cerebellum -SCBT Publication Review
Date published: 2015-06-02
Rated 5 out of 5 by from Antibody was published for use in IHC onAntibody was published for use in IHC on mice stem cell samples. Worked well! -SCBT Publication Review
Date published: 2015-02-21
Rated 4 out of 5 by from Produced great intracellular FCM data forProduced great intracellular FCM data for fixed and permeabilized untreated and BrdU-treated K-562 cells. -SCBT QC
Date published: 2014-12-10
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BrdU Antibody (Bu20A) is rated 4.5 out of 5 by 4.
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