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Cumulative in vitro release of CHX from non-formulated and formulated CHX over 24 h at 32°C. Results are expressed as release percentage compared to entrapped amount of CHX and means with their respective SD (n = 3). Chlorhexidine (CHX), non-formulated CHX in media; PL-CHX, Plain CHX-lipid carrier; CH-CHX, Chitosan-containing CHX-liposomes; and CO-CHX, Chitosan-coated CHX-liposomes.
