Quantity: 100 ug. Clone: GM13C1. Format: Purified. Description: The inducible co-stimulator receptor (ICOS) is a member of the CD28 receptor family that is expressed on T cells. Recently, a new ligand (ICOS ligand, ICOSL) has been identified that binds to ICOS, but not to CD28 or CTLA-4. ICOSL is constitutively expressed on monocytes, de... Immunogen: GM13C1 was generated by geneti... Specificity: GM13C1 recognises the extracellular domain of ICOS...  More »