Retraction notice to "Erythrodiol-3-acetate, pentacyclic triterpenoid from Styrax japonica, expressions of matrix metalloproteinase-1,2 in cultured human skin fibroblasts" [J. Ethnopharmacol. 97 (2005) 567-571].
Moon
Hyung-In
HI
Department of Dermatology, Seoul National University College of Medicine and Laboratory of Cutaneous Aging Research, Clinical Research Institute, Seoul National University Hospital, Seoul 110-744, Republic of Korea. himun@snu.ac.kr