BACKGROUND Calculus bovis(CB),used in traditional Chinese medicine,exhibits anti-tumor effects in various cancer models.It also constitutes an integral component of a compound formulation known as Pien Tze Huang,which...BACKGROUND Calculus bovis(CB),used in traditional Chinese medicine,exhibits anti-tumor effects in various cancer models.It also constitutes an integral component of a compound formulation known as Pien Tze Huang,which is indicated for the treatment of liver cancer.However,its impact on the liver cancer tumor microenvironment,particularly on tumor-associated macrophages(TAMs),is not well understood.AIM To elucidate the anti-liver cancer effect of CB by inhibiting M2-TAM polarization via Wnt/β-catenin pathway modulation.METHODS This study identified the active components of CB using UPLC-Q-TOF-MS,evaluated its anti-neoplastic effects in a nude mouse model,and elucidated the underlying mechanisms via network pharmacology,transcriptomics,and molecular docking.In vitro assays were used to investigate the effects of CB-containing serum on HepG2 cells and M2-TAMs,and Wnt pathway modulation was validated by real-time reverse transcriptase-polymerase chain reaction and Western blot analysis.RESULTS This study identified 22 active components in CB,11 of which were detected in the bloodstream.Preclinical investigations have demonstrated the ability of CB to effectively inhibit liver tumor growth.An integrated approach employing network pharmacology,transcriptomics,and molecular docking implicated the Wnt signaling pathway as a target of the antineoplastic activity of CB by suppressing M2-TAM polarization.In vitro and in vivo experiments further confirmed that CB significantly hinders M2-TAM polarization and suppresses Wnt/β-catenin pathway activation.The inhibitory effect of CB on M2-TAMs was reversed when treated with the Wnt agonist SKL2001,confirming its pathway specificity.CONCLUSION This study demonstrated that CB mediates inhibition of M2-TAM polarization through the Wnt/β-catenin pathway,contributing to the suppression of liver cancer growth.展开更多
In this editorial,we comment on the recent article by Huang et al.The editorial focuses specifically on the molecular mechanisms of hepatocellular carcinoma(HCC),mechanism of Wnt/β-catenin pathway in HCC,and protecti...In this editorial,we comment on the recent article by Huang et al.The editorial focuses specifically on the molecular mechanisms of hepatocellular carcinoma(HCC),mechanism of Wnt/β-catenin pathway in HCC,and protective mechanism of Calculus bovis(CB)in HCC.Liver cancer is the fourth most common cause of cancer-related deaths globally.The most prevalent kind of primary liver cancer,HCC,is typically brought on by long-term viral infections(hepatitis B and C),non-alcoholic steatohepatitis,excessive alcohol consumption,and other conditions that can cause the liver to become chronically inflamed and cirrhotic.CB is a wellknown traditional remedy in China and Japan and has been used extensively to treat a variety of diseases,such as high fever,convulsions,and stroke.Disturbances in lipid metabolism,cholesterol metabolism,bile acid metabolism,alcohol metabolism,and xenobiotic detoxification lead to fatty liver disease and liver cirrhosis.Succinate,which is a tricarboxylic acid cycle intermediate,is vital to energy production and mitochondrial metabolism.It is also thought to be a signaling molecule in metabolism and in the development and spread of liver malignancies.The Wnt/β-catenin pathway is made up of a group of proteins that are essential for both adult tissue homeostasis and embryonic development.Cancer is frequently caused by the dysregulation of the Wnt/β-catenin signaling pathway.In HCC liver carcinogenesis,Wnt/β-catenin signaling is activated by the expression of downstream target genes.Communication between the liver and the gut exists via the portal vein,biliary tract,and systemic circulation.This"gutliver axis"controls intestinal physiology.One of the main factors contributing to the development,progression,and treatment resistance of HCC is the abnormal activation of the Wnt/β-Catenin signaling pathway.Therefore,understanding this pathway is essential to treating HCC.Eleven ingredients of CB,particularly oleanolic acid,ergosterol,and ursolic acid,have anti-primary liver cancer properties.Additionally,CB is important in the treatment of primary liver cancer through pathways linked to immune system function and apoptosis.CB also inhibits the proliferation of cancer stem cells and tumor cells and controls the tumor microenvironment.In the future,clinicians may be able to recommend one of many potential new drugs from CB ingredients to treat HCC expression,development,and progress.展开更多
In this manuscript,we comment on the article,which explores the anti-cancer effects of Calculus bovis(CB)in tumor biology.We highlight its potential,particularly in hepatocellular carcinoma(HCC),where it inhibits the ...In this manuscript,we comment on the article,which explores the anti-cancer effects of Calculus bovis(CB)in tumor biology.We highlight its potential,particularly in hepatocellular carcinoma(HCC),where it inhibits the phosphatidylinositol 3-kinase/protein kinase B/mammalian target of rapamycin pathways and induces apoptosis.CB contains compounds such as oleanolic acid and ursolic acid that target interleukin-6,mitogen-activated protein kinase 8,vascular endothelial growth factor,and caspase-3,offering anti-inflammatory and hepatoprotective benefits.The manuscript also discusses CB sativus(CBS),an artificial substitute,which has shown efficacy in reducing hepatic inflammation and oxidative stress in animal models.We emphasize the need for further research on the effects of CBS on the gut-liver axis and gut microbiota,and on targeting Wnt signaling and M2 tumor-associated macrophage as potential therapeutic strategies against HCC.展开更多
Despite significant advances in our understanding of the molecular pathogenesis of liver cancer and the availability of novel pharmacotherapies,liver cancer remains the fourth leading cause of cancer-related mortality...Despite significant advances in our understanding of the molecular pathogenesis of liver cancer and the availability of novel pharmacotherapies,liver cancer remains the fourth leading cause of cancer-related mortality worldwide.Tumor relapse,resistance to current anti-cancer drugs,metastasis,and organ toxicity are the major challenges that prevent considerable improvements in patient survival and quality of life.Calculus bovis(CB),an ancient Chinese medicinal drug,has been used to treat various pathologies,including stroke,convulsion,epilepsy,pain,and cancer.In this editorial,we discuss the research findings recently published by Huang et al on the therapeutic effects of CB in inhibiting the development of liver cancer.Utilizing the comprehensive transcriptomic analyses,in vitro experiments,and in vivo studies,the authors demonstrated that CB treatment inhibits the tumor-promoting M2 phenotype of tumor-associated macrophages via downregulating Wnt pathway.While multiple studies have been performed to explore the molecular mechanisms regulated by CB,this study uniquely shows its role in modulating the M2 phenotype of macrophages present within the tumor microenvironment.This study opens new avenues of future investigations aimed at investigating this drug’s efficacy in various mouse models including the effects of combination therapy,and against drug-resistant tumors.展开更多
基金Supported by National Natural Science Foundation of China,No.82074450Education Department of Hunan Province,No.21A0243,No.21B0374,No.22B0397,and No.22B0392+2 种基金Research Project of"Academician Liu Liang Workstation"of Hunan University of Traditional Chinese Medicine,No.21YS003Hunan Administration of Traditional Chinese Medicine,No.B2023001 and No.B2023009Hunan Provincial Natural Science Foundation of China,No.2023JJ40481。
文摘BACKGROUND Calculus bovis(CB),used in traditional Chinese medicine,exhibits anti-tumor effects in various cancer models.It also constitutes an integral component of a compound formulation known as Pien Tze Huang,which is indicated for the treatment of liver cancer.However,its impact on the liver cancer tumor microenvironment,particularly on tumor-associated macrophages(TAMs),is not well understood.AIM To elucidate the anti-liver cancer effect of CB by inhibiting M2-TAM polarization via Wnt/β-catenin pathway modulation.METHODS This study identified the active components of CB using UPLC-Q-TOF-MS,evaluated its anti-neoplastic effects in a nude mouse model,and elucidated the underlying mechanisms via network pharmacology,transcriptomics,and molecular docking.In vitro assays were used to investigate the effects of CB-containing serum on HepG2 cells and M2-TAMs,and Wnt pathway modulation was validated by real-time reverse transcriptase-polymerase chain reaction and Western blot analysis.RESULTS This study identified 22 active components in CB,11 of which were detected in the bloodstream.Preclinical investigations have demonstrated the ability of CB to effectively inhibit liver tumor growth.An integrated approach employing network pharmacology,transcriptomics,and molecular docking implicated the Wnt signaling pathway as a target of the antineoplastic activity of CB by suppressing M2-TAM polarization.In vitro and in vivo experiments further confirmed that CB significantly hinders M2-TAM polarization and suppresses Wnt/β-catenin pathway activation.The inhibitory effect of CB on M2-TAMs was reversed when treated with the Wnt agonist SKL2001,confirming its pathway specificity.CONCLUSION This study demonstrated that CB mediates inhibition of M2-TAM polarization through the Wnt/β-catenin pathway,contributing to the suppression of liver cancer growth.
文摘In this editorial,we comment on the recent article by Huang et al.The editorial focuses specifically on the molecular mechanisms of hepatocellular carcinoma(HCC),mechanism of Wnt/β-catenin pathway in HCC,and protective mechanism of Calculus bovis(CB)in HCC.Liver cancer is the fourth most common cause of cancer-related deaths globally.The most prevalent kind of primary liver cancer,HCC,is typically brought on by long-term viral infections(hepatitis B and C),non-alcoholic steatohepatitis,excessive alcohol consumption,and other conditions that can cause the liver to become chronically inflamed and cirrhotic.CB is a wellknown traditional remedy in China and Japan and has been used extensively to treat a variety of diseases,such as high fever,convulsions,and stroke.Disturbances in lipid metabolism,cholesterol metabolism,bile acid metabolism,alcohol metabolism,and xenobiotic detoxification lead to fatty liver disease and liver cirrhosis.Succinate,which is a tricarboxylic acid cycle intermediate,is vital to energy production and mitochondrial metabolism.It is also thought to be a signaling molecule in metabolism and in the development and spread of liver malignancies.The Wnt/β-catenin pathway is made up of a group of proteins that are essential for both adult tissue homeostasis and embryonic development.Cancer is frequently caused by the dysregulation of the Wnt/β-catenin signaling pathway.In HCC liver carcinogenesis,Wnt/β-catenin signaling is activated by the expression of downstream target genes.Communication between the liver and the gut exists via the portal vein,biliary tract,and systemic circulation.This"gutliver axis"controls intestinal physiology.One of the main factors contributing to the development,progression,and treatment resistance of HCC is the abnormal activation of the Wnt/β-Catenin signaling pathway.Therefore,understanding this pathway is essential to treating HCC.Eleven ingredients of CB,particularly oleanolic acid,ergosterol,and ursolic acid,have anti-primary liver cancer properties.Additionally,CB is important in the treatment of primary liver cancer through pathways linked to immune system function and apoptosis.CB also inhibits the proliferation of cancer stem cells and tumor cells and controls the tumor microenvironment.In the future,clinicians may be able to recommend one of many potential new drugs from CB ingredients to treat HCC expression,development,and progress.
文摘In this manuscript,we comment on the article,which explores the anti-cancer effects of Calculus bovis(CB)in tumor biology.We highlight its potential,particularly in hepatocellular carcinoma(HCC),where it inhibits the phosphatidylinositol 3-kinase/protein kinase B/mammalian target of rapamycin pathways and induces apoptosis.CB contains compounds such as oleanolic acid and ursolic acid that target interleukin-6,mitogen-activated protein kinase 8,vascular endothelial growth factor,and caspase-3,offering anti-inflammatory and hepatoprotective benefits.The manuscript also discusses CB sativus(CBS),an artificial substitute,which has shown efficacy in reducing hepatic inflammation and oxidative stress in animal models.We emphasize the need for further research on the effects of CBS on the gut-liver axis and gut microbiota,and on targeting Wnt signaling and M2 tumor-associated macrophage as potential therapeutic strategies against HCC.
基金Supported by the National Institutes of Health grants,No.K99HL146954 and No.R00HL146954the UTHSC College of Pharmacy Research Seed Grant award,No.2023.
文摘Despite significant advances in our understanding of the molecular pathogenesis of liver cancer and the availability of novel pharmacotherapies,liver cancer remains the fourth leading cause of cancer-related mortality worldwide.Tumor relapse,resistance to current anti-cancer drugs,metastasis,and organ toxicity are the major challenges that prevent considerable improvements in patient survival and quality of life.Calculus bovis(CB),an ancient Chinese medicinal drug,has been used to treat various pathologies,including stroke,convulsion,epilepsy,pain,and cancer.In this editorial,we discuss the research findings recently published by Huang et al on the therapeutic effects of CB in inhibiting the development of liver cancer.Utilizing the comprehensive transcriptomic analyses,in vitro experiments,and in vivo studies,the authors demonstrated that CB treatment inhibits the tumor-promoting M2 phenotype of tumor-associated macrophages via downregulating Wnt pathway.While multiple studies have been performed to explore the molecular mechanisms regulated by CB,this study uniquely shows its role in modulating the M2 phenotype of macrophages present within the tumor microenvironment.This study opens new avenues of future investigations aimed at investigating this drug’s efficacy in various mouse models including the effects of combination therapy,and against drug-resistant tumors.