A Polysaccharide from Stigma Maydis
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Stigma maydis (corn silk) comprises the stigma and style of Zea mays L. and is a traditional Chinese medicine that has been listed in the Chinese Pharmacopeia (1977). Stigma maydis is a herbacious component of many Chinese herbal medicines used clinically for the treatment of hyperglycemia [1, 2], nephritis gallstone, jaundice, tumor , diuresis , and other ailments. Stigma maydis contains proteins, carbohydrates, and flavonoids, and there have been many reports on the biological activities of its constituents. Aqueous extracts of Stigma maydis have shown hyperglycemic activity on blood glucose levels in studies using hyperglycemic mice induced by alloxan. Effects on blood glucose, glycohemoglobin (HbA1c), insulin secretion, damaged pancreatic β-cells, hepatic glycogen, and gluconeogenesis in hyperglycemic mice have been studied .
Here, we have systematically studied, for the first time, the links between the composition of Stigma maydis polysaccharide (SMPS) and its chemistry...
KeywordsPolysaccharide Alloxan Ac2O Alditol Alditol Acetate
Financial support from Jilin Department of Science and Technology (20130303050NY), the Education Office of Jilin Province (No. 319 in 2013), and the Jilin Institute of Chemical Technology (No. 59 in 2014) is appreciated.