%0 Journal Article %T Manzamenones Inhibit T-Cell Protein Tyrosine Phosphatase %A Yusuke Wakuda %A Takaaki Kubota %A Hiroshi Shima %A Tadashi Okada %A Shinya Mitsuhashi %A Naohito Aoki %A Kunimi Kikuchi %A Jun\'ichi Kobayashi %J Marine Drugs %D 2006 %I MDPI AG %R 10.3390/md401009 %X Manzamenones A~C (1~3) and E~F (5~6), unique oxylipin metabolites isolated from a marine sponge Plakortis sp., have been found to exhibit inhibitory activity against Tcell protein tyrosine phosphatase (TCPTP). The inhibitory activity of 2 and 5 against TCPTP was 4 times more potent than that against protein tyrosine phosphatase-1B (PTP1B). %K Protein tyrosine phosphatases %K TCPTP %K Inhibitors %K Manzamenones %U http://www.mdpi.com/1660-3397/4/1/9