SKU: 90379110158

CD21 Mouse mAb (S-764-18)

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Description

CD21 Mouse mAb (S-764-18)Product Specification Host Mouse Antigen CD21 Synonyms Complement receptor type 2, Cr2, Complement C3d receptor, Epstein Barr virus receptor (EBV receptor) Immunogen Recombinant Protein Location Cell membrane Accession P20023 Clone Number S 764 18 Antibody Type Mouse mAb Isotype IgG1,k Application ICC, FCM Reactivity Hu Purification Protein G Concentration 2 mg ml Conjugation Unconjugated Physical Appearance Liquid Storage Buffer PBS, 40% Glycerol, 0.

Product Specification


Host Mouse
Antigen CD21
Synonyms Complement receptor type 2, Cr2, Complement C3d receptor, Epstein-Barr virus receptor (EBV receptor)
Immunogen Recombinant Protein
Location Cell membrane
Accession P20023
Clone Number S-764-18
Antibody Type Mouse mAb
Isotype IgG1,k
Application ICC, FCM
Reactivity Hu
Purification Protein G
Concentration 2 mg/ml
Conjugation Unconjugated
Physical Appearance Liquid
Storage Buffer PBS, 40% Glycerol, 0.05%BSA, 0.03% Proclin 300
Stability & Storage

12 months from date of receipt / reconstitution, -20 °C as supplied

Dilution


application dilution species
FCM 1:200 null
ICC 1:500 null

Background

CD21 is involved in the complement system. It binds to iC3b (inactive derivative of C3b), C3dg, or C3d.B cells express CD21 receptors on their surfaces, allowing the complement system to play a role in B-cell activation and maturation. CD21 interacts with CD19 and on mature B cells forms a complex with CD81 (TAPA-1). The CD21-CD19-CD81 complex is often called the B cell co-receptor complex, because CD21 binds to opsonized antigens through attached C3d (or iC3b or C3dg) when the B-cell receptor binds antigen. This results in the B cell having greatly enhanced response to the antigen. Epstein-Barr virus (EBV) can bind CD21, enabling EBV to enter and infect B cells.

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Exchange/Return Notes
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SKU: 90379110158

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Sadie
Lowell, US
★★★★★ 5
Cute!
Format: Board book
Super cute! Did come with some tape on it that took off a tiny bit of the front but no big deal.
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Reviewed in the United States on March 23, 2026
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carrie pagan
Los Angeles, US
★★★★★ 5
GREAT LITTLE BOOK
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MY BUNNY LOVES THESE!
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Reviewed in the United States on March 26, 2026
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Kai Duman
Alexandria, US
★★★★★ 4
cute
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its a cute and sturdy book. came a bit dented tho
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Reviewed in the United States on April 18, 2021
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Melissa Bailey
Massapequa, US
★★★★★ 5
Cute!
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Perfect for little ones Easter basket!
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Reviewed in the United States on January 22, 2026
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Leshia Herring
Waukegan, US
★★★★★ 5
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Format: Board book
I love this book. Has true facts in it. Giving it to grandchild for Easter. Great price.
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Reviewed in the United States on January 22, 2026

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