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A Silver Nanoparticle Method for Ameliorating Biliary Atresia Syndrome in Mice
Published on: October 13, 2018
Engineered andrographolide nanoparticles mitigate paracetamol hepatotoxicity in mice.
Partha Roy1, Suvadra Das, Runa Ghosh Auddy
1Division of Pharmaceutical and Fine Chemicals Technology Department of Chemical Technology, University of Calcutta, 92, APC Road, Kolkata, 700009, India.
Pharmaceutical Research
|January 16, 2013
Summary
Engineered nanoparticles loaded with Andrographolide (AG) offer rapid protection against acetaminophen (APAP) overdose-induced liver injury. These novel nanoparticles promote liver regeneration by restoring antioxidant capacity.
Area of Science:
- Biomedical Engineering
- Nanotechnology
- Hepatology
Background:
- Acetaminophen (APAP) overdose is a leading cause of acute liver failure.
- Hepatic necrosis following APAP overdose is often irreversible and fatal.
- Developing effective hepatoprotective strategies is crucial.
Purpose of the Study:
- To design Andrographolide (AG)-loaded nanoparticles for preventing APAP-induced hepatic necrosis.
- To functionalize nanoparticles with heparin for targeted liver delivery.
- To evaluate the hepatoprotective efficacy of engineered AG nanoparticles.
Main Methods:
- Preparation of heparin-functionalized AG-loaded PLGA nanoparticles via emulsion solvent evaporation.
- Characterization of nanoparticle morphology, loading, and release kinetics.
- In vivo assessment of nanoparticle liver targeting, hepatoprotection, and underlying mechanisms in APAP-overdosed mice.
Main Results:
- Heparin-functionalized AG nanoparticles demonstrated rapid and efficient localization to the liver.
- Treatment with AG nanoparticles significantly protected against APAP-induced liver injury in mice.
- Hepatoprotection was attributed to enhanced regeneration of antioxidant capacity and hepatic glutathione (GSH) levels.
Conclusions:
- Engineered AG-loaded nanoparticles provide a promising therapeutic approach for acute liver failure.
- Targeted delivery and rapid action are key features of this novel nanomedicine.
- This strategy offers a potential solution for managing APAP overdose complications.