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CD21 Antibodies

(Complement Component (3d/Epstein Barr Virus) Receptor 2 (CR2))

Choose one of 228 CD21 antibodies from our product listing based on 21 publications and 89 validation images.

Explore reliable CD21 antibodies from a broad selection of renowned manufacturers. Our portfolio enables accurate CD21 detection across multiple species, including Human, Rat, Pig, Mouse, Cow, Dog, Goat, Sheep, African buffalo (Syncerus caffer), Horse, Cat, Monkey, Mule deer (Odocoileus hemionus), Rabbit, Red Deer, and supports diverse research applications such as FACS, IHC, WB, IHC (fp), ELISA.

Quickly find the right antibody using our search, filter, and comparison tools. Each product page provides detailed validation data, literature references, and customer feedback. Unlike comparison-only resources, you can conveniently purchase antibodies directly through our site. Choose from polyclonal, monoclonal, or recombinant CD21 antibodies derived from various hosts such as Mouse, Rabbit, Human. Browse our products below and order directly to support your research with confidence.

Alternative names for CD21 are CR2, Cr2, CR1.

228 results

CR2 Reactivity: Human FACS, IHC, IF, IHC (fp) Host: Rabbit Monoclonal CR2-3124R CF®740 Recombinant Antibody
Catalog No. ABIN7652538
 
CR2 Reactivity: Human IHC, IHC (fp) Host: Mouse Monoclonal rCR2-1952 CF®740 Recombinant Antibody
Catalog No. ABIN7652540
 
CR2 Reactivity: Human IHC, IHC (fp) Host: Mouse Monoclonal CR2-3247 CF®740
Catalog No. ABIN7652539
 
CR2 Reactivity: Human IHC, IHC (fp) Host: Mouse Monoclonal CR2-1952 CF®740
Catalog No. ABIN7652535
 
CR2 Reactivity: Human FACS Host: Mouse Monoclonal BU32 Elab Fluor®700
Catalog No. ABIN7566735
 
CR2 Reactivity: Human WB, ELISA Host: Rabbit Polyclonal unconjugated
Catalog No. ABIN6579440
 
CR2 Reactivity: Human FACS, IHC, WB, IF, IHC (fp) Host: Mouse Monoclonal CR2-2754 unconjugated
Catalog No. ABIN7652561
 
CR2 Reactivity: Human IHC, IHC (fp) Host: Mouse Monoclonal rCR2-1952 unconjugated Recombinant Antibody
Catalog No. ABIN7652564
 
CR2 Reactivity: Human IHC, IHC (fp) Host: Mouse Monoclonal CR2-1952 unconjugated
Catalog No. ABIN7652559
 
CR2 Reactivity: Human FACS Host: Mouse Monoclonal HI21a FineTest®Violet 450
Catalog No. ABIN7675226
 
CR2 Reactivity: Human FACS Host: Mouse Monoclonal HI21a FineTest®700
Catalog No. ABIN7675225
 
CR2 Reactivity: Human, Mouse FACS, IHC, WB, IF, IP, ICC Host: Rabbit Monoclonal FHB-3 unconjugated
Catalog No. ABIN7604308
 
CR2 Reactivity: Human, Mouse WB, ELISA Host: Rabbit Polyclonal unconjugated
Catalog No. ABIN7602433
 
CR2 Reactivity: Human FACS Host: Rabbit Polyclonal unconjugated
Catalog No. ABIN7611530
 
CR2 Reactivity: Human FACS Host: Mouse Monoclonal BU32 FineTest®488
Catalog No. ABIN7675223
 
CR2 Reactivity: Human FACS Host: Mouse Monoclonal BU32 PE-FineTest®594
Catalog No. ABIN7675227
 
CR2 Reactivity: Human FACS Host: Mouse Monoclonal BU32 FineTest®700
Catalog No. ABIN7675224
 
CR2 Reactivity: Human FACS, IHC, WB Host: Rabbit Polyclonal unconjugated
Catalog No. ABIN2795106
 
CR2 Reactivity: Human, Mouse, Rat IHC, WB, ELISA, IP Host: Rabbit Polyclonal unconjugated
Catalog No. ABIN2749604
 
CR2 Reactivity: Human, Mouse, Rat IHC, WB, ELISA, IP Host: Rabbit Polyclonal unconjugated
Catalog No. ABIN2749603
 
  • Type Primary
    • Primary
  • Application
    • Flow Cytometry (FACS)
    • Immunohistochemistry (IHC)
    • Western Blotting (WB)
    • Immunohistochemistry (Formalin-fixed Paraffin-embedded Sections) (IHC (fp))
    • ELISA
    • Immunofluorescence (IF)
    • Immunoprecipitation (IP)
    • Immunocytochemistry (ICC)
    • Immunohistochemistry (Frozen Sections) (IHC (fro))
    • Immunohistochemistry (Paraffin-embedded Sections) (IHC (p))
    • Functional Studies (Func)
    • Staining Methods (StM)
    • Coating (Coat)
    • Immunohistochemistry (Formalin-fixed Sections) (IHC (f))
    • Enzyme Immunoassay (EIA)
  • Reactivity
    • Human
    • Rat
    • Pig
    • Mouse
    • Cow
    • Dog
    • Goat
    • Sheep
    • African buffalo (Syncerus caffer)
    • Horse
    • Cat
    • Monkey
    • Mule deer (Odocoileus hemionus)
    • Rabbit
    • Red Deer
  • Cited in publications
  • Images available
  • Preservative free only
  • Carrier free only
  • Host
    • Mouse
    • Rabbit
    • Human
  • Clonality
    • Monoclonal
    • Polyclonal
    • Chimeric
  • Clone
    • BU32
    • CR2-1952
    • HI21a
    • CR2-2754
    • rCR2-1952
    • CR2-3124R
    • CR2-3247
    • HB5
    • LT21
    • BB6-11C9-6
    • BU33
    • CC21
    • B-ly4
    • CC51
    • 21A-5
    • 4ABU32
    • B-E5
    • 16F10
    • 2C5
    • 2D2H6
    • 2G9
    • 4C5
    • 5F2
    • 7G6
    • Bu33
    • C1
    • C10
    • C16
    • CD12B9
    • DMC280
    • FHB-3
    • PT0441R
    • Q22-S
    • RB21402
    • RM372
  • Binding Specificity
    • AA 142-240
    • AA 44-196
    • AA 981-1092
    • C-Term
    • AA 986-1014
    • AA 729-963
    • AA 761-964
    • Isoform X1
    • AA 650-700
    • AA 729-958
    • N-Term
    • AA 571-770
    • AA 729-957
    • AA 915-965
    • AA 1015-1032
    • AA 300-590
    • AA 381-430
    • AA 44-169
    • AA 463-665
    • AA 740-964
    • AA 76-817
    • Extracellular Domain
  • Conjugate
    • Un-conjugated
    • FITC
    • PE
    • Biotin
    • APC
    • CF®405S
    • CF®488A
    • CF®568
    • CF®594
    • CF®640R
    • CF®647
    • CF®740
    • HRP
    • PE-Cy5
    • PerCP-Cy5.5
    • PE-Cy7
    • Alexa Fluor 488
    • Alexa Fluor 647
    • FineTest®700
    • AbBy Fluor® 350
    • AbBy Fluor® 488
    • AbBy Fluor® 555
    • AbBy Fluor® 594
    • AbBy Fluor® 647
    • AbBy Fluor® 680
    • AbBy Fluor® 750
    • Alexa Fluor 555
    • Alexa Fluor 594
    • Alexa Fluor 680
    • Alexa Fluor 750
    • Cy3
    • Cy5
    • Cy5.5
    • Cy7
    • Elab Fluor®700
    • FineTest®488
    • FineTest®Violet 450
    • PE-Cy5.5
    • PE-FineTest®594
    • PerCP
  • Isotype
    • IgG1
    • kappa
    • IgG
    • IgG2a
    • IgG1 kappa
    • IgG2b
    • Ig Fraction
    • IgG2b kappa
    • IgG2a kappa
  • Protein Type
    • Recombinant Antibody
  • Format
    • Liquid
    • Lyophilized
  • Fragment
    • Fc fragment
  • Grade
    • GMP Grade
    • GMP Grade (Analyte)
  • Supplier
    • antibodies-online
    • Biotium
    • FabGennix
    • Signalway
    • Biomatik
    • Wuhan Fine biotech
    • Elabscience
    • RayBiotech
    • Abbexa
    • Boster Bio
    • Cloud-Clone
    • Covalab
    • Acris
    • Aeonian Biotech
    • Assay Biotechnology Company, Inc.
    • Kamiya Biomedicals
    • ProSci
    • RevMAb Biosciences
    • USBio

Latest Publications for our CD21 Antibodies

Kulka, Brennan, Mc Gee: "Investigation of canine extracellular vesicles in diffuse large B-cell lymphomas." in: PloS one, Vol. 17, Issue 9, pp. e0274261, (2022) (PubMed).

Li, Bu, Gabriel, Aguilar, Hoshino, Miyadera, Hess, Hornung, Roy, Cohen: "HLA-DQβ1 alleles associated with Epstein-Barr virus (EBV) infectivity and EBV gp42 binding to cells." in: JCI insight, Vol. 2, Issue 4, pp. e85687, (2017) (PubMed).

John-Schuster, Günter, Hager, Conlon, Eickelberg, Yildirim: "Inflammaging increases susceptibility to cigarette smoke-induced COPD." in: Oncotarget, Vol. 7, Issue 21, pp. 30068-83, (2016) (PubMed).

Sinkora, Butler, Lager, Potockova, Sinkorova: "The comparative profile of lymphoid cells and the T and B cell spectratype of germ-free piglets infected with viruses SIV, PRRSV or PCV2." in: Veterinary research, Vol. 45, pp. 91, (2014) (PubMed).

Avanzi, Leoni, Rotola, Alviano, Solimando, Lanzoni, Bonsi, Di Luca, Marchionni, Alvisi, Ripalti: "Susceptibility of human placenta derived mesenchymal stromal/stem cells to human herpesviruses infection." in: PLoS ONE, Vol. 8, Issue 8, pp. e71412, (2013) (PubMed).

Sinkora, Stepanova, Sinkorova: "Different anti-CD21 antibodies can be used to discriminate developmentally and functionally different subsets of B lymphocytes in circulation of pigs." in: Developmental and comparative immunology, Vol. 39, Issue 4, pp. 409-18, (2013) (PubMed).

Tenaya, Heel, Stumbles, Wilcox: "Flow cytometric analysis of lymphocyte subset kinetics in Bali cattle experimentally infected with Jembrana disease virus." in: Veterinary immunology and immunopathology, Vol. 149, Issue 3-4, pp. 167-76, (2012) (PubMed).

Notley, Brown, Wright, Ehrenstein: "Natural IgM is required for suppression of inflammatory arthritis by apoptotic cells." in: Journal of immunology (Baltimore, Md. : 1950), Vol. 186, Issue 8, pp. 4967-72, (2011) (PubMed).

Kelten, Kabukcu, Sen, Teke, Yaren, Erdem, Duzcan: "Secondary involvement of the breast in T-cell non-Hodgkin lymphoma, an unusual example mimicking inflammatory breast carcinoma." in: Archives of gynecology and obstetrics, Vol. 280, Issue 1, pp. 149-52, (2009) (PubMed).

Singh, Blank, Shoenfeld, Illges: "Antiphospholipid syndrome patients display reduced titers of soluble CD21 in their sera irrespective of circulating anti-beta2-glycoprotein-I autoantibodies." in: Rheumatology international, Vol. 28, Issue 7, pp. 661-5, (2008) (PubMed).

Aliases for CD21 Antibodies

complement C3d receptor 2 (CR2) Antibodies
complement C3d receptor 2 (Cr2) Antibodies
complement C3b/C4b receptor 1 (Knops blood group) (CR1) Antibodies
C3DR Antibodies
CD21 Antibodies
Cd21 Antibodies
cd21 Antibodies
CR Antibodies
CR1 Antibodies
CR1-L Antibodies
CR2 Antibodies
CVID7 Antibodies
SLEB9 Antibodies
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