Derivatives of APF and methods of use
Derivatives of a novel antiproliferative factor comprising a glycopeptide is disclosed. In specific embodiments, the novel antiproliferative factor is associated with the bladder. Compositions, diagnostic kits and reagents, and methods of using the compounds for identifying and/or treating interstitial cystitis and cancer are disclosed. In particular embodiments, the glycopeptide comprises D-proline.
1. A composition comprising two sugars and a peptide that comprises SEQ ID NO:11, wherein the sugars are β-galactose and N-acetyl galactosamine that are linked to each other, wherein the N-acetyl galactosamine is linked to the peptide in the alpha configuration.
2. A kit, comprising the composition of claim 1 .
3. The composition of claim 1 , further comprising a delivery vehicle.
4. The composition of claim 1 , comprised in a pharmaceutically acceptable excipient.