Use of aprotinin polypeptides as carriers in pharmaceutical conjugates

摘要

Conjugates comprising carriers selected from the group consisting of aprotinin, a biologically active aprotinin fragment, Angiopep-1, Angiopep-2 and biologically active analogs, derivatives or fragments thereof and a label or drug are disclosed Said conjugates increase the potency of the drug and modify the pharmacokinetics of the drug or label. The use of these conjugates in the treatment and diagnosis of cancer is described.