L. Sheh et al., NOVEL CYCLIC-PEPTIDES CONTAINING A GAMMA-GLUTAMYL RESIDUE INDUCE IL-1SECRETION FROM HUMAN PERIPHERAL-BLOOD MONONUCLEAR-CELLS, Bioorganic & medicinal chemistry letters, 5(23), 1995, pp. 2869-2874
Three synthetic cyclic tripeptides, each containing a gamma-glutamyl r
esidue were shown to induce the production of interleukin-l (IL-I) fro
m human peripheral blood mononuclear cells (PBMC). In addition,the cyc
lic peptide cyclo[Glu(Lys-beta-Ala-)-OH] (cG-2) was capable of eliciti
ng IL-1 production from PBMC dose-dependently.