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CD21 Antibodies

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

Choose one of 245 CD21 antibodies from our product listing based on 21 publications and 92 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, Mouse, Pig, 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), IF.

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.

245 results

CR2 Reactivity: Human, Rat FACS, WB Host: Rabbit Polyclonal AbBy Fluor® 750
Catalog No. ABIN4999479
 
CR2 Reactivity: Human, Rat FACS, WB Host: Rabbit Polyclonal AbBy Fluor® 680
Catalog No. ABIN4999478
 
CR2 Reactivity: Human, Rat FACS, WB Host: Rabbit Polyclonal AbBy Fluor® 594
Catalog No. ABIN2808488
 
CR2 Reactivity: Human, Rat FACS, WB Host: Rabbit Polyclonal AbBy Fluor® 555
Catalog No. ABIN888929
 
CR2 Reactivity: Human, Rat FACS, WB Host: Rabbit Polyclonal AbBy Fluor® 488
Catalog No. ABIN888928
 
CR2 Reactivity: Human, Rat FACS, WB Host: Rabbit Polyclonal AbBy Fluor® 350
Catalog No. ABIN888927
 
CR2 Reactivity: Human FACS Host: Mouse Monoclonal HB5 unconjugated
Catalog No. ABIN7567303
 
CR2 Reactivity: Human, Rat FACS, WB Host: Rabbit Polyclonal Cy7
Catalog No. ABIN704192
 
CR2 Reactivity: Human, Rat WB, ELISA, IHC (p) Host: Rabbit Polyclonal HRP
Catalog No. ABIN704195
 
CR2 Reactivity: Human, Rat FACS, WB Host: Rabbit Polyclonal FITC
Catalog No. ABIN704193
 
CR2 Reactivity: Human, Rat FACS, WB Host: Rabbit Polyclonal Cy5.5
Catalog No. ABIN704191
 
CR2 Reactivity: Human, Rat FACS, WB Host: Rabbit Polyclonal Cy5
Catalog No. ABIN704190
 
CR2 Reactivity: Human, Rat FACS, WB Host: Rabbit Polyclonal Cy3
Catalog No. ABIN704189
 
CR2 Reactivity: Human, Rat FACS, WB Host: Rabbit Polyclonal PE
Catalog No. ABIN2559571
 
CR2 Reactivity: Human WB, IF, ICC, IHC (p) Host: Rabbit Monoclonal CD12B9 unconjugated
Catalog No. ABIN7090995
 
CR2 Reactivity: Cow, Sheep, Goat FACS, IHC, IF, IP, IHC (fro) Host: Mouse Monoclonal CC21 unconjugated
Catalog No. ABIN1834913
 
CR2 Reactivity: Mouse FACS, IHC, WB, ELISA, IP Host: Mouse Monoclonal 7G6 unconjugated
Catalog No. ABIN7567304
 
CR2 Reactivity: Human IP Host: Rabbit Polyclonal unconjugated
Catalog No. ABIN7451429
 
CR2 Reactivity: Human IHC, IHC (f) Host: Mouse Monoclonal rCR2-1952 unconjugated Recombinant Antibody
Catalog No. ABIN6937023
 
CR2 Reactivity: Human ELISA, Coat, IHC (f) Host: Mouse Monoclonal CR2-1952 unconjugated
Catalog No. ABIN6937024
 
  • Type Primary
    • Primary
  • Application
    • Flow Cytometry (FACS)
    • Immunohistochemistry (IHC)
    • Western Blotting (WB)
    • Immunohistochemistry (Formalin-fixed Paraffin-embedded Sections) (IHC (fp))
    • Immunofluorescence (IF)
    • Immunoprecipitation (IP)
    • ELISA
    • 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)
    • Immunofluorescence (fixed cells) (IF/ICC)
  • Reactivity
    • Human
    • Rat
    • Mouse
    • Pig
    • 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
    • CR2-2754
    • CR2-3124R
    • CR2-3247
    • rCR2-1952
    • CR2-1953
    • FR5A10
    • LT21
    • BB6-11C9-6
    • HI21a
    • BU33
    • CC21
    • HB5
    • 21A-5
    • B-ly4
    • CC51
    • 16F10
    • 4ABU32
    • B-E5
    • C10
    • C16
    • C2
    • C3
    • C7
    • Q22-S
    • 2C5
    • 2D2H6
    • 2G9
    • 5F2
    • 7G6
    • Bu32
    • Bu33
    • C1
    • CD12B9
    • DMC280
    • FHB-3
    • PT0441R
    • RB21402
  • Binding Specificity
    • AA 142-240
    • AA 44-196
    • AA 981-1092
    • C-Term
    • AA 986-1014
    • AA 729-958
    • AA 729-963
    • AA 761-964
    • Isoform X1
    • AA 571-770
    • AA 650-700
    • N-Term
    • AA 1015-1032
    • AA 381-430
    • AA 463-665
    • AA 729-957
    • AA 915-965
    • AA 300-590
    • AA 44-169
    • AA 740-964
    • AA 76-817
    • Extracellular Domain
    • Internal Region
  • Conjugate
    • Un-conjugated
    • FITC
    • Biotin
    • PE
    • CF®405S
    • CF®488A
    • CF®568
    • CF®594
    • CF®640R
    • CF®647
    • CF®740
    • APC
    • HRP
    • Alexa Fluor 488
    • Alexa Fluor 647
    • Elab Fluor®700
    • PE-Cy5
    • PerCP-Cy5.5
    • 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
    • PE-Cy5.5
    • PE-Cy7
    • PerCP
  • Isotype
    • IgG1
    • IgG
    • kappa
    • IgG1 kappa
    • IgG2a
    • 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
    • Biomatik
    • FabGennix
    • Signalway
    • Elabscience
    • RayBiotech
    • Abbexa
    • Boster Bio
    • Cloud-Clone
    • Covalab
    • Acris
    • Aeonian Biotech
    • Assay Biotechnology Company, Inc.
    • ProSci
    • 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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