Cellular uptake of chitosan nanospheres by HEP G2 cells phagocytosis

Yousry Mahmoud Gohar, Samah Al

Abstract

No reports have discussed this point before that. Chitosan nanospheres (CNPs) with an average size of 110 nm and positive potential of +27.8 mv have been prepared via chemical ion gelation method and characterized by spectroscopy and electron microscopy. Hep G2 cell line is a suitable host for Hepatitis C Virus (HCV) replication. Hep G2 was treated with a concentration of 100μg/mL (w/v) of CNPsto investigate their effect on Hep G2. Visible cell aggregations and granulations took place in the tissue culture flask after 48 hours. This may be mediated, in part; by Hep G2 phagocytosis, which has been recorded with electron microscopy 24 hours post treatment. Thus, CNPs might attain the critical aim of drug delivery in a persistent HCV culture

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