This antibody recognises the 'a' allele of the polymorphic cell surface antigen Bu-1, also known as chB6. Bu-1a is a 70 kDa alloantigen expressed on B cells and a subset of macrophages. Bu-1 is expressed on B cell precursors at early stages of development. Weak cross-reactivity with Bu-1b may be seen at higher antibody levels. This may be removed by appropriate titration. Mouse anti chicken BU-1a, clone L22 cross reacts with quail Bu-1 but does not appear reactive with either turkey or guinea fowl tissues
Applications
Flow Cytometry
Dilutions
Flow Cytometry: 1:20 - 1:80, Use 10µl of the suggested working dilution to label 106 cells in 100µl
Reactivity
Chicken, Quail
Cross Reactivity
This antibody does not cross react with Turkey or Guinea Fowl
Immunogen
Chicken Bursa cells.
Host
Mouse
Clonality
Monoclonal
Clone ID
L22
Isotype
IgG1
Conjugate
FITC
Excitation: 490nm, Emission: 525nm
Purification
Protein G affinity chromatography of tissue culture supernatant.
Concentration
100 µg/ml
Product Form
Liquid
Formulation
Supplied in Phosphate Buffered Saline with 1% BSA and 0.09% Sodium Azide.
Storage
Shipped at ambient temperature. Upon delivery aliquot and store at -20°C. When thawed, aliquot the sample as needed. Short term (up to 4 weeks): store at 4°C. Long term: store at -20°C. Avoid freeze / thaw cycles. Storage in frost free freezers is not recommended. This product is photosensitive and should be protected from light.
General Notes
Mouse anti Chicken Bu-1a, clone L22 recognises the 'a' allele of the polymorphic cell surface antigen Bu-1, also known as chB6. Bu-1a is a 70 kDa alloantigen expressed on B cells and a subset of macrophages. Bu-1 is expressed on B cell precursors at early stages of development (Houssaint et al. 1991). Weak cross-reactivity with Bu-1b may be seen at higher antibody levels. This may be removed by appropriate titration. Mouse anti chicken BU-1a, clone L22 cross reacts with quail Bu-1 but does not appear reactive with either turkey or guinea fowl tissues (Igyarto et al. 2008)
Figure A. Alexa Fluor 700 conjugated Rat anti Human CD3 and Mouse IgG1 (FITC) - Isotype Control (A282453). Figure B. Alexa Fluor 700 conjugated Rat anti Human CD3 and Anti-Bu-1a Antibody [L22] (FITC) (A280849). All experiments performed on peripheral blood mononuclear cells extracted from whole chicken blood gated on lymphocytes in the presence of 10% chicken serum. Data acquired on the ZE5 Cell Analyzer.
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