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Lamivudine: Cells
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Lamivudine is an analogue of cytidine. It can inhibit both types (1 and 2) of HIV reverse transcriptase and ... the reverse transcriptase of hepatitis B. It needs to be phosphorylated to its triphosphate form before it is active. 3TC-triphosphate also inhibits cellular DNA polymerase.
Lamivudine loaded Ethyl cellulose microsphere were prepared and evaluated with different reported methods. No significant differences in particle size were found for the microspheres prepared by all the methods. Small variations may be attributed to different conditions (
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Lamivudine interferes with the life cycle of HIV to stop it from producing more virus. Specifically, it ties up the reverse transcriptase enzyme so it cannot build the genetic material needed to make more virus and infect more cells.
Lamivudine was received as a gift sample from GlaxoSmithKline Ltd. Mumbai. Ethyl cellulose was obtained from LOBA chemicals, Kolkata, India. All other chemicals and solvents used were of analytical grade and procured from an authorized dealer, USP XXI paddle type dissolution apparatus,
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