Description: The peptide is used to block Anti-CD28 (pY218) Antibody (#CPA1184) reactivity. Form: Lyophilized powder Gene Symbol: CD28 Alternative Names: T-cell-specific surface glycoprotein CD28; TP44; CD28Entrez Gene (Human): 940Entrez Gene (Mouse) : 12487Entrez Gene (Rat) : 25660SwissProt (Human): P10747SwissProt (Mouse) : P31041SwissProt (Rat) : P31042Purity : >85%Directions for Use : Blocking Peptide to the diluted primary antibody in a molar ratio of 10:1 (peptide to antibody) and incubate the mixture at 4°C for overnight or at room temperature for 2 hours.Quality Control : The quality of the peptide was evaluated by reversed-phase HPLC and by mass spectrometry.Storage/Stability : Shipped at 4°C. Store at -20°C for one year.