Form:Supplied as a liquid in 100 mM borate buffered saline, pH 8.0. No preservatives or amine-containing buffer salts added.
Specificity:Recognizes chicken CD28, a monomeric molecule of Mr 40-44kD with 50% amino acid sequence identity with mammalian CD28. Also reacts with turkey CD28 as demonstrated by flow cytometry and immunoprecipitation/Western blot.