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Dexamethasone

地塞米松
Mechanism of action:
Dexamethasone 是一種合成糖皮質激素(synthetic glucocorticoid),屬於氟化皮質類固醇(fluorinated corticosteroid)衍生物。Dexamethasone 能穿透細胞膜,與細胞質內的糖皮質激素受體(glucocorticoid receptor,GR) 結合,並進入細胞核後調控基因轉錄。抑制促發炎基因(如 IL-1、IL-6、TNF-α、COX-2)的表達,促進抗發炎基因(如 Annexin-1)的表達。
Reference(s):
1. Tomlinson ES et al. (1997). Dexamethasone metabolism in vitro: species differences. J Steroid Biochem Mol Biol.
2. Ciriaco M et al. (2013). Corticosteroid-related central nervous system side effects. J Pharmacol Pharmacother.
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