CHITOSAN BASED DRUG DELIVERY SYSTEMS

Chitosan is a biopolymer acquired from chitin one of the most plentiful and inexhaustible material on Earth. Chitin is an essential segment of cell dividers in growths the exoskeletons of arthropods for example shellfish for example crabs lobsters and shrimps and creepy crawlies the radulae of molluscs cephalopod bills and the sizes of fish and lissamphibians. The disclosure of chitin in 1811 is credited to Henri Braconnot while the historical backdrop of chitosan goes back to 1859 with crafted by Charles Rouget. The name of chitosan was in any case presented in 1894 by Felix Hoppe-Seyler. In view of its specific macromolecular structure biocompatibility biodegradability and other characteristic practical properties chitosan has pulled in major logical and mechanical interests from the last part of the 1970s. Chitosan and its subordinates have viable applications in food industry horticulture drug store medication cosmetology material and paper businesses and science. Over the most recent twenty years chitosan has additionally gotten a lot of consideration in various different fields for example dentistry ophthalmology biomedicine and bio-imaging.