- Rat cytomegalovirus infection in kidney allograft recipients is associated with increased expression of intracellular adhesion molecule-1 vascular adhesion molecule-1, and their ligands leukocyte function antigen-1 and very late antigen-4 in the graft. Kloover, J.S., Soots, A.P., Krogerus, L.A., Kauppinen, H.O., Loginov, R.J., Holma, K.L., Bruggeman, C.A., Ahonen, P.J., Lautenschlager, I.T. Transplantation (2000)