Form:Supplied as a liquid in PBS, pH 7.2. Labeled with Alkaline Phosphatase.
Specificity:Recognizes the human CD154 cell surface antigen, a 32kD glycoprotein also known as CD40 ligand. CD154 is expressed on activated T lymphocytes, predominantly CD4+ve cells and also on some basophils and mast cells. Clone MK13A4 has been reported to block binding of CD40 ligand to its receptor CD40. recommended for function studies.