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Invitrogen
CD2 Monoclonal Antibody (S5.5), FITC
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Product Details
CD0201
Applications
Tested Dilution
Publications
Product Specifications
Species Reactivity
Human
Published species
Human
Host/Isotype
Mouse
/ IgG2a
Class
Monoclonal
Type
Antibody
Clone
S5.5
Immunogen
CD2 antigen
Conjugate
Excitation/Emission Max
498/517 nm
View spectra
Form
Liquid
Purification
purified
Storage buffer
PBS with BSA
Contains
0.1% sodium azide
Storage conditions
4°C, store in dark
Shipping conditions
Ambient (domestic); Wet ice (international)
RRID
Product Specific Information
Commonly used, FITC conjugates provide relatively high absorptivity, excellent fluorescence quantum yield, and good water solubility.
Target Information
CD2 (LFA-2) is a monomeric surface antigen (MW range 45-58 kDa) of the human T-lymphocyte lineage that is expressed on all peripheral blood T cells. CD2 is one of the earliest T-cell markers, being present on more than 95% of thymocytes and it is also found on some natural killer cells, but not on B lymphocytes. Monoclonal antibodies directed against CD2 inhibit the formation of rosettes with sheep erythrocytes, indicating that CD2 is the erythrocyte receptor or is closely associated with it. The interaction between CD2 and CD58 stabilizes adhesion between T cells and antigen presenting or target cells. Relatively low affinity of CD2 to CD58 (as measured in solution) is compensated within the two-dimensional cell-cell interface to provide tight adhesion. Moreover, T cell activation induces increased CD2 expression and its lateral mobility, making easier contact between CD2 and CD58. Subsequently, T cell activation causes fixation of CD58-CD2 at sites of cell-cell contact, thereby strengthening intercellular adhesion. CD2 deficiency reduces intestinal inflammation and helps to control infection. Diseases associated with CD2 dysfunction include penis squamous cell carcinoma and immune deficiency due to the absence of the thymus.
Analyte Specific Reagent
How to use the Panel Builder
Watch the video to learn how to use the Invitrogen Flow Cytometry Panel Builder to build your next flow cytometry panel in 5 easy steps.
Bioinformatics
Protein Aliases: CD2; Erythrocyte receptor; FLJ46032; LFA-2; LFA-3 receptor; Rosette receptor; T-cell surface antigen CD2; T-cell surface antigen T11/Leu-5
Gene Aliases: CD2; LFA-2; SRBC; T11
UniProt ID: (Human) P06729
Entrez Gene ID: (Human) 914
Performance Guarantee
If an Invitrogen™ antibody doesn't perform as described on our website or datasheet,we'll replace the product at no cost to you, or provide you with a credit for a future purchase.*
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