CD40 ligand   

GtoPdb Ligand ID: 5077

Synonyms: CD40 ligand, membrane form
Comment: The CD40 ligand precursor is also cleaved into a soluble form of the ligand
Species: Human
Immunopharmacology Comments
CD40L is expressed by TH cells. The CD40/CD40L interaction is a co-stimulatory signal for T cells.