In vitro: |
J. Pharm. Biomed. Anal., 2015, 117(6):363-71. | Identification of bioactive ingredients with immuno-enhancement and anti-oxidative effects from Fufang-Ejiao-Syrup by LC-MS(n) combined with bioassays.[Pubmed: 26433168 ] | Fufang Ejiao Syrup (FES) is a widely used immune-boosting Traditional Chinese Medicine (TCM) in Eastern Asian countries. This study attempts to investigate the bioactive compounds in FES.
METHODS AND RESULTS:
First, FES extract was separated into fractions to facilitate the investigation and 72 compounds were identified using LC-MS(n). Subsequently, Immune-enhancement effects of FES and its components were investigated on bone marrow cells and neuroprotective effects against H2O2 induced oxidative damage were evaluated in SH-SY5Y neuroblastoma cells and bEnd.3. Our results indicated that fraction 3, 5, 6 and 8 showed significant improvements on immune function, while several fractions had cytoprotective effects against H2O2-induced oxidative injury. Jionoside A1 isolated from Radix Rehmanniae Praeparata displayed dose dependent immune-enhancement activity. 20(R)-ginsenoside Rg3 could protect bEnd.3 against oxidative damage. Furthermore, echinacoside, jionoside A1, vitexin-2-O-rhamnoside, acteoside and isoacteoside possessed moderate protective activities on H2O2-treated SH-SY5Y cells.
CONCLUSIONS:
In conclusion, our study provided both chemical and biological evidences to support clinical application of FES. |
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