AF/LE Purified Anti-Mouse CD45R/B220 Antibody[RA3.3A 1/6.1] (E-AB-F11120)
For research use only.
Background | CD45R, also known as B220, is an isoform of CD45. It is a member of the protein tyrosine phosphatase (PTP) family with a molecular weight of approximately 180-240 kD. CD45R is expressed on B cells (at all developmental stages from pro-B cells through mature B cells), activated B cells, and subsets of T and NK cells. CD45R (B220) is also expressed on a subset of abnormal T cells involved in the pathogenesis of systemic autoimmunity in MRL-Fas<sup>lpr</sup> and MRL-Fas<sup>gld</sup> mice. It plays a critical role in TCR and BCR signaling. The primary ligands for CD45 are galectin-1, CD2, CD3, and CD4. CD45R is commonly used as a pan-B cell marker; however, CD19 may be more appropriate for B cell specificity. |
Alternate Names | B220 |
Clone No | |
Host | Rat |
Reactivity | Mouse |
Isotype | Rat IgM, κ |
Application |
FCM;Cell Sep-Neg
|
Conjugation | Unconjugated |
Storage Buffer | 0.2 μm filtered in PBS, pH 7.2. Azide Free (AF)/Low Endotoxin (LE): Contains no stabilizers or preservatives. Endotoxin level is < 2 EU/mg as Determined by LAL gel clotting assay. |
Storage | This product can be stored at 2-8°C for 12 months. Do not freeze. |
Expiration date | 12 months |
Shipping | The product is shipped with ice pack, upon receipt, store it immediately at the temperature recommended. |
Other Clones
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Other Formats
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Elab Fluor®700
Unconjugated
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