A novel system for active targeting of inflammatory lesions has been e
stablished. A SLe(X)-CMPul conjugate (2) showed accumulation that was
2.5-fold higher in inflammatory lesions in vivo than a SLN-CMPul conju
gate (4) and 300-fold higher than monovalent SLe(X) (6). (C) 1998 Else
vier Science Ltd. All rights reserved.