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R718 Rat Anti-Mouse FoxP3
R718 Rat Anti-Mouse FoxP3
Two-color flow cytometric analysis of Foxp3 expression in BALB/c mouse splenocytes. BALB/c mouse splenic leucocytes were stained with PE Rat anti-Mouse CD4 antibody (Cat. No. 553048/553049/561837), and the cells were fixed and permeabilized using the BD Pharmingen™ Transcription Factor Buffer Set (Cat. No. 562574/562725). The cells were then stained with either BD Horizon™ R718 Rat IgG2b, κ Isotype Control (Cat. No, 566943; Left Plot) or BD Horizon™ R718 Rat Anti-Mouse Foxp3 antibody (Cat. No. 567095; Right Plot) at 0.25 µg/test. A bivariate pseudocolor density plot showing the correlated expression of Foxp3 (or Ig Isotype control staining) versus CD4 was derived from gated events with the forward and side-light scatter characteristics of intact leucocytes. Flow cytometry and data analysis were performed using a BD LSRFortessa™ X-20 Cell Analyzer System and FlowJo™ software. Data shown on this Technical Data Sheet are not lot specific.
Two-color flow cytometric analysis of Foxp3 expression in BALB/c mouse splenocytes. BALB/c mouse splenic leucocytes were stained with PE Rat anti-Mouse CD4 antibody (Cat. No. 553048/553049/561837), and the cells were fixed and permeabilized using the BD Pharmingen™ Transcription Factor Buffer Set (Cat. No. 562574/562725). The cells were then stained with either BD Horizon™ R718 Rat IgG2b, κ Isotype Control (Cat. No, 566943; Left Plot) or BD Horizon™ R718 Rat Anti-Mouse Foxp3 antibody (Cat. No. 567095; Right Plot) at 0.25 µg/test. A bivariate pseudocolor density plot showing the correlated expression of Foxp3 (or Ig Isotype control staining) versus CD4 was derived from gated events with the forward and side-light scatter characteristics of intact leucocytes. Flow cytometry and data analysis were performed using a BD LSRFortessa™ X-20 Cell Analyzer System and FlowJo™ software. Data shown on this Technical Data Sheet are not lot specific.
Product Details
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BD Horizon™
Forkhead box P3; Forkhead box protein P3; JM2; Scurfin; Scurfy; Sf
Mouse (QC Testing)
Rat IgG2b, κ
Mouse FoxP3 Recombinant Protein
Intracellular staining (flow cytometry) (Routinely Tested)
0.2 mg/ml
Aqueous buffered solution containing ≤0.09% sodium azide.
RUO


Preparation And Storage

Store undiluted at 4°C and protected from prolonged exposure to light. Do not freeze. The monoclonal antibody was purified from tissue culture supernatant or ascites by affinity chromatography. The antibody was conjugated to the dye under optimum conditions and unreacted dye was removed.

Recommended Assay Procedures

BD® CompBeads can be used as surrogates to assess fluorescence spillover (compensation). When fluorochrome conjugated antibodies are bound to BD® CompBeads, they have spectral properties very similar to cells. However, for some fluorochromes there can be small differences in spectral emissions compared to cells, resulting in spillover values that differ when compared to biological controls. It is strongly recommended that when using a reagent for the first time, users compare the spillover on cells and BD® CompBeads to ensure that BD® CompBeads are appropriate for your specific cellular application.

Product Notices

  1. Please refer to www.bdbiosciences.com/us/s/resources for technical protocols.
  2. This product is provided under an Agreement between BIOTIUM and BD Biosciences. This product, and only in the amount purchased by buyer, may be used solely for buyer’s own internal research, in a manner consistent with the accompanying product literature. No other right to use, sell or otherwise transfer (a) this product, or (b) its components is hereby granted expressly, by implication or by estoppel. This product is for research use only. Diagnostic uses require a separate license from Biotium, Inc. For information on purchasing a license to this product including for purposes other than research, contact Biotium, Inc., 3159 Corporate Place, Hayward, CA 94545, Tel: (510) 265-1027. Fax: (510) 265-1352. Email: btinfo@biotium.com.
  3. An isotype control should be used at the same concentration as the antibody of interest.
  4. Caution: Sodium azide yields highly toxic hydrazoic acid under acidic conditions. Dilute azide compounds in running water before discarding to avoid accumulation of potentially explosive deposits in plumbing.
  5. Since applications vary, each investigator should titrate the reagent to obtain optimal results.
  6. Please refer to http://regdocs.bd.com to access safety data sheets (SDS).
  7. Alexa Fluor™ is a trademark of Life Technologies Corporation.
567095 Rev. 2
Antibody Details
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MF23

Foxp3 is a 50-55 kDa protein also known as Forkhead box P3, JM2, or IPEX. It is a member of the forkhead or winged helix family of

transcription factors and is specifically expressed by T regulatory (Treg) cells. Foxp3 has been reported to be a key regulatory protein for Treg

cell development and function. Ectopic expression of Foxp3 in conventional T cells is sufficient to induce suppressive activity, repress the

production of cytokines such as IL2 and IFN-γ, and upregulate Treg cell-associated molecules such as CD25, CTLA4 and GITR. It has been

found that the mutation of Foxp3 is responsible for "scurfy" mice. When overexpressed, Foxp3 leads to poor T cell proliferation and

activation

567095 Rev. 2
Format Details
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R718
The BD Horizon™ Red 718 (R718) Dye is part of the BD red family of dyes. It is a small organic fluorochrome with an excitation maximum (Ex Max) at 695-nm and an emission maximum (Em Max) at 718-nm. Driven by BD innovation, R718 is designed to be excited by the red laser (627–640-nm) and detected using an optical filter centered near 720-nm (e.g., a 720/40-nm bandpass filter). R718 is a brighter alternative to Alexa Fluor™ 700. R718 is also a bright small molecule alternative to APC-R700 with lower spread into the APC detector. Please ensure that your instrument’s configurations (lasers and optical filters) are appropriate for this dye.
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R718
Red 627-640 nm
695 nm
718 nm
567095 Rev.2
Citations & References
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Development References (5)

  1. Hori S, Nomura T, Sakaguchi S. Control of regulatory T cell development by the transcription factor Foxp3. Science. 2003; 299(5609):1057-1061. (Biology). View Reference
  2. Jinushi M, Sato M, Kanamoto A, et al. Milk fat globule epidermal growth factor-8 blockade triggers tumor destruction through coordinated cell-autonomous and immune-mediated mechanisms. J Exp Med. 2009; 206(6):1317-1326. (Clone-specific: Flow cytometry). View Reference
  3. Ono M, Yaguchi H, Ohkura N, et al. Foxp3 controls regulatory T-cell function by interacting with AML1/Runx1. Nature. 2007; 446(7136):685-689. (Clone-specific: Flow cytometry). View Reference
  4. Vasconcellos R, Carter NA, Rosser EC, Mauri C. IL-12p35 subunit contributes to autoimmunity by limiting IL-27-driven regulatory responses. J Immunol. 2011; 187(6):3402-3412. (Clone-specific: Flow cytometry). View Reference
  5. Zheng Y, Rudensky AY. Foxp3 in control of the regulatory T cell lineage. Nat Immunol. 2007; 8:457-462. (Biology). View Reference
View All (5) View Less
567095 Rev. 2

Please refer to Support Documents for Quality Certificates


Global - Refer to manufacturer's instructions for use and related User Manuals and Technical data sheets before using this products as described


Comparisons, where applicable, are made against older BD Technology, manual methods or are general performance claims.  Comparisons are not made against non-BD technologies, unless otherwise noted.

For Research Use Only. Not for use in diagnostic or therapeutic procedures.

Refer to manufacturer's instructions for use and related User Manuals and Technical Data Sheets before using this product as described.

Comparisons, where applicable, are made against older BD technology, manual methods or are general performance claims. Comparisons are not made against non-BD technologies, unless otherwise noted.