US Patent 8106020 Calcium receptor activator

A calcium receptor activator and compositions containing at least one of the following: γ-Glu-Cys-Gly, γ-Glu-Cys(SNO)-Gly, γ-Glu-Ala, γ-Glu-Gly, γ-Glu-Cys, γ-Glu-Met, γ-Glu-Thr, γ-Glu-Val, γ-Glu-Orn, Asp-Gly, Cys-Gly, Cys-Met, Glu-Cys, Gly-Cys, Leu-Asp, D-Cys, γ-Glu-Met(O), γ-Glu-Val-Val, γ-Glu-Val-Glu, γ-Glu-Val-Lys, γ-Glu-γ-Glu-Val, γ-Glu-Val-NH2, γ-Glu-Val-ol, γ-Glu-Ser, γ-Glu-Tau, γ-Glu-Cys(S-Me)(O), γ-Glu-Leu, γ-Glu-Ile, γ-Glu-t-Leu, γ-Glu-Cys(S-allyl)-Gly, γ-Glu-Gly-Gly, γ-Glu-Val-Phe, γ-Glu-Val-Ser, γ-Glu-Val-Pro, γ-Glu-Val-Arg, γ-Glu-Val-Asp, γ-Glu-Val-Met, γ-Glu-Val-Thr, γ-Glu-Val-His, γ-Glu-Val-Asn, γ-Glu-Val-Gln, γ-Glu-Val-Cys, γ-Glu-Val-Orn, γ-Glu-Ser-Gly, γ-Glu-Cys(S-Me), γ-Glu-Abu-Gly, γ-Glu-Cys(S-Me)-Gly, and γ-Glu-Val-Gly.