Effects of total coumarines from the fruits of Cnidium monnieri on the production of NO,IL-1 and IL-6 from osteoblast in neonatal rat calvaria cultures
Qiao Zhang
Abstract
Qiao Zhang
Abstract
OBJECTIVE To investigate the effects of total coumarines from the fruits of Cnidium monnieri (TCFC) on the production of NO,IL 1 and IL 6 from osteoblasts in neonatal calvaria cultures.METHODS Osteoblastic cells were isolated from newborn rat calvaria through trypsin and collagenase digestion.The proliferation of osteoblasts was assayed by 3H TdR.Levels of NO,IL 1 and IL 6 in the supernatant of rat osteoblast were respectively determined by Griess agents,examing proliferation of thymic cells and bioassay B9 cells as target cells.RESULTS TCFC significantly inhibited the production of NO,IL 1 and IL 6 spontanously or induced by TNF,IL 1 and LPS from osteoblasts in neonatal calvaria cultures.CONCLUSION The antiosteoporotic effect of TCFC is related to the inhibitory effects on the production of NO,IL 1and IL 6 from osteoblast.
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OBJECTIVE To investigate the effects of total coumarines from the fruits of Cnidium monnieri (TCFC) on the production of NO,IL 1 and IL 6 from osteoblasts in neonatal calvaria cultures.METHODS Osteoblastic cells were isolated from newborn rat calvaria through trypsin and collagenase digestion.The proliferation of osteoblasts was assayed by 3H TdR.Levels of NO,IL 1 and IL 6 in the supernatant of rat osteoblast were respectively determined by Griess agents,examing proliferation of thymic cells and bioassay B9 cells as target cells.RESULTS TCFC significantly inhibited the production of NO,IL 1 and IL 6 spontanously or induced by TNF,IL 1 and LPS from osteoblasts in neonatal calvaria cultures.CONCLUSION The antiosteoporotic effect of TCFC is related to the inhibitory effects on the production of NO,IL 1and IL 6 from osteoblast.
Key concepts: Calvaria, Osteoblast, Collagenase, Endocrinology, Internal medicine, Chemistry, Griess test, Andrology