CX3CL1 and dry age related macular degeneration: CX3CR1 and CCR2 are the receptors for CX3C chemokine ligand 1 (CX3CL1) and these two chemokine receptors have been detected in the subretinal space of eyes with dry AMD (Combadière et al., 2007; Sennlaub et al., 2013).