Anti-Oxidant and Anticancerous Effect of Fomitopsis officinalis (Vill. ex Fr. Bond. et Sing) Mushroom on Hepatocellular Carcinoma Cells In Vitro through NF-kB Pathway

Author(s):  
Nyamsambuu Altannavch ◽  
Xi Zhou ◽  
Md. Asaduzzaman Khan ◽  
Ashfaque Ahmed ◽  
Shinen Naranmandakh ◽  
...  

Background: Fomitopsis officinalis (Vill. ex Fr. Bond. et Sing) is a medicinal mushroom, commonly called ‘Agarikon’, traditionally used to treat cough and asthma in the Mongolian population. Objective: The objective of this study was to examine the significance of biological activity of F. officinalis, and evaluate the antioxidant and anticancer activity of six fractions of F. officinalis residues (Fo1-powder form dissolved in ethanol, Fo2-petroleum ether residue, Fo3-chloroformic, Fo4-ethylacetate, Fo5-buthanolic, and Fo6-water-ethanolic) against hepatocellular carcinoma cells. Methods: We performed in vitro studies of cell proliferation and viability assay, annexin V-FITC/Propidium Iodide assay, and NF-kB signaling pathway by immunoblot analysis. Results: Our findings revealed that all six fractions/extracts have antioxidant activity, and somehow, they exert anticancerous effects against cancer cells. In cancerous cell lines (HepG2 and LO2), Fo3 chloroformic extract promoted the cancer cell apoptosis, cell viability, activated G2/M-phase cell cycle, and selectively induced NF-kB proteins, revealing itself as a novel antitumor extract. Conclusion: This study reports that Fo3-chloroformic extract is rich in antitumor activity; it was previously not investigated in cancer. To study the impact of F. officinalis among natural products to treat/prevent oxidative stress disorders or cancers, further examinations are needed. However, this study assessed only one extract, Fo3-chloroformic, which has a significant impact on cancer cell lines.

2020 ◽  
Vol 13 (10) ◽  
pp. 303 ◽  
Author(s):  
Nawraj Rummun ◽  
Philippe Rondeau ◽  
Emmanuel Bourdon ◽  
Elisabete Pires ◽  
James McCullagh ◽  
...  

Tropical forests constitute a prolific sanctuary of unique floral diversity and potential medicinal sources, however, many of them remain unexplored. The scarcity of rigorous scientific data on the surviving Mascarene endemic taxa renders bioprospecting of this untapped resource of utmost importance. Thus, in view of valorizing the native resource, this study has as its objective to investigate the bioactivities of endemic leaf extracts. Herein, seven Mascarene endemic plants leaves were extracted and evaluated for their in vitro antioxidant properties and antiproliferative effects on a panel of cancer cell lines, using methyl thiazolyl diphenyl-tetrazolium bromide (MTT) and clonogenic cell survival assays. Flow cytometry and comet assay were used to investigate the cell cycle and DNA damaging effects, respectively. Bioassay guided-fractionation coupled with liquid chromatography mass spectrometry (MS), gas chromatography-MS, and nuclear magnetic resonance spectroscopic analysis were used to identify the bioactive compounds. Among the seven plants tested, Terminaliabentzoë was comparatively the most potent antioxidant extract, with significantly (p < 0.05) higher cytotoxic activities. T. bentzoë extract further selectively suppressed the growth of human hepatocellular carcinoma cells and significantly halted the cell cycle progression in the G0/G1 phase, decreased the cells’ replicative potential and induced significant DNA damage. In total, 10 phenolic compounds, including punicalagin and ellagic acid, were identified and likely contributed to the extract’s potent antioxidant and cytotoxic activities. These results established a promising basis for further in-depth investigations into the potential use of T. bentzoë as a supportive therapy in cancer management.


RSC Advances ◽  
2021 ◽  
Vol 11 (8) ◽  
pp. 4439-4439
Author(s):  
Laura Fisher

Retraction of ‘MiR-206 reduced the malignancy of hepatocellular carcinoma cells in vitro by inhibiting MET and CTNNB1 gene expressions’ by Qiang He et al., RSC Adv., 2019, 9, 1717–1725, DOI: 10.1039/C8RA09229J


2017 ◽  
Vol 37 (6) ◽  
pp. 3565-3571 ◽  
Author(s):  
Xiaoli Wang ◽  
Wenmei Zhang ◽  
Yan Ding ◽  
Xingrong Guo ◽  
Yahong Yuan ◽  
...  

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