Sodium hyaluronate (SH) is produced through fermentation using Streptococcus equi subsp. zooepidemicus, with glucose, yeast extract, and peptone as the culture medium. It is the sodium salt of glycosaminoglycan, composed of disaccharide units of D-glucuronic acid and N-acetyl-D-glucosamine, forming a linear macromolecular polysaccharide. Sodium hyaluronate, with the chemical formula (C14H20NO11Na)n, is a naturally occurring substance […]