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Storage instructions Shipped at 4°C. Store at +4°C short term (1-2 weeks). Upon delivery aliquot. Store at -20°C or -80°C. Avoid freeze / thaw cycle.
Storage buffer Preservative: 0.05% Sodium azide Constituent: PBS
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Purity Protein A purified
Clone number 204.12
Abpromise guarantee covers the use of
in the following tested applications.
The application notes include recommended starting dilutions; optimal dilutions/concentrations should be determined by the end user.
Application notes Flow Cyt: Use at an assay dependent dilution.
IHC-Fr: Use at an assay dependent dilution.
Not yet tested in other applications.
Optimal dilutions/concentrations should be determined by the end user.
Function Involved in T-cell activation, the induction of cell proliferation and cytokine production and promotion of T-cell survival.
Tissue specificity Expressed in T-cells and plasma cells, but not in less mature B-cells.
Sequence similarities Contains 1 Ig-like V-type (immunoglobulin-like) domain.
Cellular localization Membrane.
Information by UniProt
CD 28 antibody
CD28 antigen antibody
References for Anti-CD28 antibody [204.12] (ab23627)
This product has been referenced in:
et al. T cell infiltrates in the muscles of patients with dermatomyositis and polymyositis are dominated by CD28null T cells. J Immunol 183:4792-9 (2009).
Read more (PubMed: 19752224) »
See 1 Publication
for this product
Please note: All products are "FOR RESEARCH USE ONLY AND ARE NOT INTENDED FOR DIAGNOSTIC OR THERAPEUTIC USE"