Bisaminoethanethiol-targeting ligand conjugates and compositions

Abstract

This is a continuation application of application Ser. No. 11/760,456, filed Jun. 8, 2007 now U.S. Pat. No. 7,615,208, which is a continuation of Ser. No. 11/627,299, filed Jan. 25, 2007, now issued as U.S. Pat. No. 7,582,281, which is a continuation application of Ser. No. 10/672,763, filed Sep.