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Questions? Please consult our answers to frequently asked questions at http://www.ebioscience.com/faq. DescriptionThe 122 monoclonal antibody reacts with mouse B7-DC, also known as PD-L2. B7-DC, a recently identified member of the B7 family, has a predicted molecular weight of approximately 25 kDa and belongs to the Ig superfamily. The mouse B7-DC has a short cytoplasmic tail (4aa). B7-DC is primarily expressed by subpopulations of dendritic cells and monocytes/macrophages in the mouse. Although B7-DC has structural and sequence similarities to the B7 family, it does not bind CD28/CTLA-4, rather it is a ligand for PD-1. The interactions between PD-1 and B7-DC/PD-L2 have been reported to be involved in costimulation or suppression of T cell proliferation depending on state of cellular activation. 122 has been demonstrated to block binding of TY25 (Cat. No. 14-5986), another mAb specific for mouse B7-DC. Applications ReportedFor research use only, not for diagnostic or therapeutic use. 122 has been reported for use in flow cytometric analysis. Applications TestedThe 122 antibody has been tested by flow cytometric analysis of mouse dendritic cell suspensions and mouse B7-DC transfected cells. This can be used at less than or equal to 0.5 μg per million cells in a 100 μl total staining volume. It is recommended that the antibody be carefully titrated for optimal performance in the assay of interest. References
Ishida M, Iwai Y, Tanaka Y, Okazaki T, Freeman GJ, Minato N, Honjo T. 2002. Differential expression of PD-L1 and PD-L2, ligands for an inhibitory receptor PD-1, in the cells of lymphohematopoietic tissues. Immunol Lett. 84(1):57-62. Carter L, Fouser LA, Jussif J, Fitz L, Deng B, Wood CR, Collins M, Honjo T, Freeman GJ, Carreno BM. 2002. PD-1:PD-L inhibitory pathway affects both CD4(+) and CD8(+) T cells and is overcome by IL-2. Eur J Immunol. 32(3):634-43. Related ProductsCat. 11-4317 Streptavidin-FITC (Fluorescein isothiocyanate) Cat. 12-4317 Streptavidin-PE (Phycoerythrin) Cat. 17-4317 Streptavidin Allophycocyanin (SA-APC) Cat. 14-4321 Affinity Purified Rat IgG2a Isotype Control Cat. 11-4811 FITC Anti-Rat IgG Cat. 13-4813 Biotin Anti-Rat IgG (clone Polyclonal) Cat. 12-5986 PE anti-mouse B7-DC (CD273, B7DC, PD-L2, PDL-2, PDL2) (clone TY25) Cat. 13-5986 Biotin anti-mouse B7-DC (CD273, B7DC, PD-L2, PDL-2, PDL2) (clone TY25) Cat. 14-5986 Affinity Purified anti-mouse B7-DC (CD273, B7DC, PD-L2, PDL-2, PDL2) (clone TY25) Cat. 16-5986 Functional Grade Purified anti-mouse B7-DC (CD273, B7DC, PD-L2, PDL-2, PDL2) (clone TY25) |
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