045854 has been reported to inhibit in vivo B cell responses (5, 6).

Suitable for use in Flow Cytometry. Other applications not tested.

Flow Cytometry: 10ul labels 10e6 cells using mouse splenocytes Optimal dilutions to be determined by the researcher.

Store product at 4°C if to be used immediately within two weeks. For long-term storage, aliquot to avoid repeated freezing and thawing and store at -20°C. Aliquots are stable at -20°C for 12 months after receipt. Dilute required amount only prior to immediate use. Further dilutions can be made in assay buffer. Caution: FITC conjugates are sensitive to light. For maximum recovery of product, centrifuge the original vial after thawing and prior to removing the cap.

Abelson mouse leukemia virus-induced pre-B tumor cells

Supplied as a liquid in saline, <0.5% BSA, 0.09% sodium azide. Labeled with Fluorescein isothiocyanate (FITC).

Purified by Protein A affinity chromatography from hybridoma culture supernatant.

Recognizes mouse B220/CD45R