Flow cytometric analysis of BALB/c mouse splenocytes labelling Mouse CD21/CD35 antibody at 1/2000 (0.1 μg) dilution/ (Right panel) compared with a Rat IgG2a, κ Isotype Control / (Left panel). Goat Anti-Rat IgG Alexa Fluor® 647 was used as the secondary antibody. Cells were stained with CD19 - Brilliant Violet 421™ Antibody separately.
Product Details
Product Details
Product Specification
Host | Rat |
Antigen | CD21/CD35 |
Synonyms | Complement receptor type 2; Complement C3d receptor; Cr2; Cr1 |
Location | Cell membrane |
Accession | P19070 |
Clone Number | S-R717 |
Antibody Type | Rat mAb |
Isotype | IgG2a,k |
Application | FCM |
Reactivity | Ms |
Positive Sample | BALB/c mouse splenocytes |
Purification | Protein G |
Concentration | 2 mg/ml |
Conjugation | Unconjugated |
Physical Appearance | Liquid |
Storage Buffer | PBS pH7.4 |
Stability & Storage | 12 months from date of receipt / reconstitution, 2 to 8 °C as supplied. |
Dilution
application | dilution | species |
FCM | 1:2000 | Ms |
Background
CD21 (CR2) and CD35 (CR1) are key complement receptors predominantly expressed on B cells and follicular dendritic cells (FDCs). CD21, also known as the C3d receptor, binds to complement fragments like C3d and iC3b, playing a crucial role in B cell activation and regulation of immune responses. It also serves as the receptor for Epstein-Barr virus (EBV) on B cells. CD35, on the other hand, binds to C3b and C4b, facilitating phagocytosis and immune complex clearance. It helps in the activation of B cells and regulation of complement activity. Both receptors are involved in antigen presentation and immune complex internalization, contributing to both innate and adaptive immune responses.
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