Description: Peptide to Endomorphin-2 Form: Lyophilized powder CAS Number : 141801-26-5Molecular Formula : C32H37N5O5Molecular Weight : 571.68Purity : > 95%Chemical Structure : H-Tyr-Pro-Phe-Phe-NH2Application : Endomorphin-2 (YPFF-amide) shows, as endomorphin-1, the highest affinity and specificity for the mu-opiate receptor found so far in the mammalian nervous system. It has potent mu-selective bioactivity, including analgesia. Szegedi et al. showed that endomorphin-2 protects against Aβ 1-42 in vitro and in vivo.Storage/Stability : Shipped at 4°C. Store at -20°C for one year.