space-filling molecular model of interleukin-16 (il-16) bound to the 14.1 antibody. il-16 is a chemoattractant cytokine

3d illustration human interleukin16 chemoattractant antibody vasculitis bioactive interleukin cytokine mononuclear proinflammatory tcell immunity macromolecule structure model molecule molecular chemistry physiology biology biochemistry care chemical important element complex concentrate essence essential extract health healthy medical science research scientific prevention wellness grey gray background