Ginsenosides,the bioactive saponins primary found in Panax ginseng,possess a complex structure that underlies their diverse pharmacological properties.Ginsenoside Rg3 stands out for its broad therapeutic potential,inc...Ginsenosides,the bioactive saponins primary found in Panax ginseng,possess a complex structure that underlies their diverse pharmacological properties.Ginsenoside Rg3 stands out for its broad therapeutic potential,including anticancer,anti-inflammatory,neuroprotective,and cardiovascular effects.This review provides a comprehensive overview of the cellular and molecular mechanisms of Rg3,emphasizing its roles in regulating apoptosis,inflammation,oxidative stress,and metabolic pathways relevant to skincare and anticancer applications.The unique biological activities of its isomeric forms,20(S)-Rg3 and 20(R)-Rg3,are highlighted,alongside strategies to enhance its bioavailability,such as nanoencapsulation and prodrug design.Additionally,the synergistic effects of Rg3 when combined with other treatments are discussed,underscoring its promise as a bridging agent between conventional and emerging therapies in dermatology and oncology.Finally,the current research gaps are identified,and future directions are proposed to further optimize the clinical application of Rg3.展开更多
The risk of exposure to particulate matter(PM)has been consistently highlighted globally owing to its detrimental effects on the respiratory and cardiovascular systems and in the development of lung cancer.Additionall...The risk of exposure to particulate matter(PM)has been consistently highlighted globally owing to its detrimental effects on the respiratory and cardiovascular systems and in the development of lung cancer.Additionally,PM promotes cancer cell metastasis;however,research elucidating the precise mechanisms underlying this phenomenon and the strategies to inhibit it remains limited.The aim of this study was to elucidate the mechanism underlying PM-induced cancer metastasis and investigate the preventive role of ginsenoside Rg3.We treated macrophages with PM and confirmed an increase in the expression and secretion of chemokines,such as CCL3,CCL4,and CCL5.This effect was mediated by the MAPK and NF-kB pathways,and Rg3 inhibited this process by suppressing chemokine expression.These chemokines regulate the expression of epithelial-mesenchymal transition(EMT)markers in cancer cells,including Snail,Slug,ZEB1,and E-cadherin.The regulated EMT markers increased the motility of cancer cells in vitro.Furthermore,an increase in CCL3,CCL4,and CCL5 in the bronchoalveolar lavage fluid(BALF)was confirmed in a PM inhalation mouse model,and Rg3 reduced PM-induced cancer metastasis.The study findings suggest the potential use of Rg3 as a therapeutic agent to prevent PM-induced cancer metastasis.展开更多
基金supported by the Agricultural Corporation Korean Master Ginseng Co.,Ltd.,Republic of Korea.
文摘Ginsenosides,the bioactive saponins primary found in Panax ginseng,possess a complex structure that underlies their diverse pharmacological properties.Ginsenoside Rg3 stands out for its broad therapeutic potential,including anticancer,anti-inflammatory,neuroprotective,and cardiovascular effects.This review provides a comprehensive overview of the cellular and molecular mechanisms of Rg3,emphasizing its roles in regulating apoptosis,inflammation,oxidative stress,and metabolic pathways relevant to skincare and anticancer applications.The unique biological activities of its isomeric forms,20(S)-Rg3 and 20(R)-Rg3,are highlighted,alongside strategies to enhance its bioavailability,such as nanoencapsulation and prodrug design.Additionally,the synergistic effects of Rg3 when combined with other treatments are discussed,underscoring its promise as a bridging agent between conventional and emerging therapies in dermatology and oncology.Finally,the current research gaps are identified,and future directions are proposed to further optimize the clinical application of Rg3.
基金supported by the KIST Institutional Program(No.2E31700-22-P005)the KRIBB Research Initiative Program(No.KGM5322422)+1 种基金the Technology Innovation Program(No.20008826)funded by the Ministry of Trade,Industry and Energy(MOTIE,Republic of Korea)the National Research Foundation of Korea(NRF)(No.2022R1A2C1091865)funded by the Ministry of Science and ICT(MSIT,Republic of Korea)。
文摘The risk of exposure to particulate matter(PM)has been consistently highlighted globally owing to its detrimental effects on the respiratory and cardiovascular systems and in the development of lung cancer.Additionally,PM promotes cancer cell metastasis;however,research elucidating the precise mechanisms underlying this phenomenon and the strategies to inhibit it remains limited.The aim of this study was to elucidate the mechanism underlying PM-induced cancer metastasis and investigate the preventive role of ginsenoside Rg3.We treated macrophages with PM and confirmed an increase in the expression and secretion of chemokines,such as CCL3,CCL4,and CCL5.This effect was mediated by the MAPK and NF-kB pathways,and Rg3 inhibited this process by suppressing chemokine expression.These chemokines regulate the expression of epithelial-mesenchymal transition(EMT)markers in cancer cells,including Snail,Slug,ZEB1,and E-cadherin.The regulated EMT markers increased the motility of cancer cells in vitro.Furthermore,an increase in CCL3,CCL4,and CCL5 in the bronchoalveolar lavage fluid(BALF)was confirmed in a PM inhalation mouse model,and Rg3 reduced PM-induced cancer metastasis.The study findings suggest the potential use of Rg3 as a therapeutic agent to prevent PM-induced cancer metastasis.
