Pentapeptide compounds and uses related thereto

Chemistry: natural resins or derivatives; peptides or proteins; – Peptides of 3 to 100 amino acid residues – 6 to 7 amino acid residues in defined sequence

Reexamination Certificate

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C530S330000, C514S017400

Reexamination Certificate

active

07423116

ABSTRACT:
Pentapeptide compounds are disclosed. The compounds have biological activity, e.g., cytotoxicity. Prodrugs having targeting groups and pentapeptide moieties, as well as precursors thereof are also disclosed. For example, precursors having a reactive linker that can serve as a reaction site for joining to a targeting agent, e.g., an antibody, as disclosed.

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