Fluorescence spectroscopy-partial least square regression method for the quantification of quercetin in Euphorbia masirahensis

Quercetin is a well-known flavonoid that has been listed as ingredient in many supplements, beverages and foods for a long time. The use of quercetin has been widely associated with a great number of health benefits such as antioxidant, anti-inflammatory, antiviral and anticancer as well as to ease some cardiovascular diseases such as heart disease, hypertension, and high blood cholesterol. In this study, fluorescence emission spectroscopy...