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ETHNOPHARMACOLOGICAL RELEVANCE Ginseng, the root of Panax ginseng C.A. Meyer, is one of the most commonly used healing herbs for stroke and chronic debilitating conditions in China. Ginsenosides are the main active principles for ginseng's efficacy, but the mechanisms have not been fully clarified. AIM OF THE STUDY To test the hypothesis whether or not(More)
Aquaporin-4 (AQP4) is a key molecule for maintaining water and ion homeostasis associated with neuronal activity in the central nervous system, but the roles of AQP4 in adult neurogenesis remain largely unexplored. Based on preliminary evidences over the past years, AQP4 appears to emerge as an important player regulating the multiple steps of adult(More)
AIM To investigate the effects of high glucose (HG) medium on expression of hypoxia-inducible factor-1α (HIF-1α) and vascular endothelial growth factor (VEGF) in cultured rat retinal Müller cells and to determine the signaling pathways mediating the effects. METHODS Primary cultures of retinal Müller cells were prepared from Sprague-Dawley rats, and(More)
Melatonin is a powerful antioxidant. Decreased melatonin excretion has been reported to be associated with several oxidative stress-related diseases. The urinary metabolite of melatonin, 6-sulfatoxymelatonin (aMT6s), has proved to be a very reliable index of melatonin production. The present study aims to evaluate the level of urinary aMT6s in patients with(More)
We read with great interest the article by Chang et al., who demonstrated that the use of thiazolidinediones (TZDs) is associated with a decreased liver cancer incidence in diabetic patients. Similar results were also described in other studies. To further test the protective potential of TZDs therapy against liver cancer in diabetic patients, we conducted(More)
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