Browsing by Subject "Quaternised chitosan"
Now showing items 1-2 of 2
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Chitosan and quaternised chitosan polymers as gene transfection agents
(North-West University, 2005)Several approaches have been employed for directing the intracellular trafficking of DNA to the nucleus. Cationic polymers have been used to condense and deliver DNA and a few specific examples using chitosan as cationic ... -
Design and evaluation of chitosan and N-trimethyl chitosan chloride microspheres for intestinal drug delivery
(North-West University, 2005)The absorption enhancing ability of chitosan, a linear polysaccharide, is mediated by protonated amino groups on the C-2 position of the molecules that induce interaction with the anionic sites on the cell membranes to ...