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灵芝酸负载纳米脂质载体改善肝癌治疗。

Ganoderic acid loaded nano-lipidic carriers improvise treatment of hepatocellular carcinoma.

机构信息

a Department of Pharmaceutical Sciences, Shalom Institute of Health & Allied Sciences, Sam Higginbottom University of Agriculture, Technology & Sciences , Allahabad , India.

b Department of Biochemistry, Faculty of Science, King Abdulaziz University , Jeddah , Saudi Arabia.

出版信息

Drug Deliv. 2019 Dec;26(1):782-793. doi: 10.1080/10717544.2019.1606865.

Abstract

This work evaluates nano-lipid carrier of ganoderic acid (GA) and molecular docking on various cancer signaling pathways, an attempt to improve the hepatic condition associated with hepatic carcinoma (HCC) induced by diethyl-nitrosamine (DEN) in Wistar rats. Molecular docking mechanism of GA was performed through binding simulation analysis for various cancer signaling pathway, viz., Bcl-2, Pl3K, NF-κB, Akt/PKB, and Stat-3. Double emulsion solvent displacement method was implied for preparation of GA-loaded nano-lipid carrier. GA-NLCs were evaluated for drug loading capacity, entrapment efficiency, particle size, gastric stability, drug release, cytotoxicity, cellular uptake, and studies including macroscopical, hepatic injury markers, non-hepatic, biochemical, antioxidant parameters, and histopathological evaluation. HCC was induced by intraperitoneal injection of DEN (200 mg/kg). Both and molecular docking results were compatible in establishing the alteration in hepatic nodules, hepatic, non-hepatic, and antioxidant parameters, in a significant manner ( < .001) by GA and GA-NLC along with signal alteration of Bcl-2, Pl3K, NF-κB Akt/PKB, and Stat-3 pathway. Histopathological observation confirmed and supported the above result by GA and GA-NLC. On the basis of our results, we can advocate that, GA interferes with various cancer signaling proteins involved in pathogenesis of cancer and was able to cease the progression of disease. Additionally, GA-NLCs proved its chemoprotective effect against the DEN-induced HCC by modulation of hepatic and non-hepatic parameters through various mechanisms.

摘要

本研究评估了灵芝酸(GA)的纳米脂质载体及其在各种癌症信号通路中的分子对接,旨在改善二乙基亚硝胺(DEN)诱导的 Wistar 大鼠肝癌(HCC)相关的肝损伤。通过对各种癌症信号通路(Bcl-2、PI3K、NF-κB、Akt/PKB 和 Stat-3)的结合模拟分析,进行 GA 的分子对接机制研究。采用复乳溶剂挥发法制备 GA 载纳米脂质载体。对 GA-NLC 进行载药量、包封率、粒径、胃稳定性、药物释放、细胞毒性、细胞摄取等评价,并进行宏观、肝损伤标志物、非肝、生化、抗氧化参数和组织病理学评价等研究。通过腹腔注射 DEN(200mg/kg)诱导 HCC。分子对接结果与 GA 和 GA-NLC 对肝结节、肝、非肝和抗氧化参数的改变以及 Bcl-2、PI3K、NF-κB Akt/PKB 和 Stat-3 通路信号改变的影响在统计学上具有显著性差异(<0.001)。GA 和 GA-NLC 的组织病理学观察结果证实并支持了上述结果。基于我们的结果,我们可以认为 GA 干扰了癌症发病机制中涉及的各种癌症信号蛋白,并能够阻止疾病的进展。此外,GA-NLC 通过多种机制调节肝和非肝参数,证明了其对 DEN 诱导的 HCC 的化学保护作用。

https://cdn.ncbi.nlm.nih.gov/pmc/blobs/b612/6711158/30286a771412/IDRD_A_1606865_F0001_C.jpg

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