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Ginsenosides remodel tumor immune microenvironment through metabolic reprogramming: Targets and mechanisms 人参皂苷通过代谢重编程重塑肿瘤免疫微环境:目标和机制
IF 8.3 1区 医学 Q1 CHEMISTRY, MEDICINAL Pub Date : 2026-01-30 DOI: 10.1016/j.phymed.2026.157901
Zhong-Wei Yao , Yong-Qing Wang , He Zhu

Background

Metabolic reprogramming is a hallmark of cancer development. By regulating energy and nutrient metabolism, it shapes an immunosuppressive tumor microenvironment (TME) that supports rapid tumor proliferation and promotes cancer progression. Ginsenosides, the major active components of Panax ginseng, have recently been found not only to directly inhibit tumor cell proliferation and induce apoptosis, but also to remodel the TME through metabolic regulation in both tumor and immune cells, thereby enhancing antitumor immune responses. However, the underlying mechanisms have not been fully elucidated.

Purpose

This study systematically summarizes the metabolic targets and regulatory mechanisms of ginsenosides in key pathways of metabolic reprogramming involving glucose, lipid, amino acid, and nucleotide metabolism, aiming to provide a theoretical basis and new perspectives for tumor metabolism-based immunotherapy.

Methods

Using "ginsenoside", "glucose metabolism", "Warburg effect", "lipid metabolism", "fatty acid", "cholesterol", "amino acid metabolism", "nucleotide metabolism", " tumor" and combinations of these keywords in PubMed, Web of Science, and CNKI.

Results

Ginsenosides primarily restore immune cell function by reversing the Warburg effect, suppressing fatty acid synthesis and oxidation, downregulating cholesterol and arachidonic acid metabolism, and inhibiting the depletion of glutamine and tryptophan as well as the catabolism of arginine. In addition, ginsenosides downregulate purine and pyrimidine biosynthesis, thereby limiting tumor cell proliferation.

Conclusions

Ginsenosides alleviate the immunosuppressive state of the TME and restore immune effector cell functions through multidimensional metabolic regulation. In the future, it is necessary to conduct further clinical investigations and develop metabolism-targeted ginsenoside delivery systems to ultimately achieve precise cancer therapy.
代谢重编程是癌症发展的一个标志。通过调节能量和营养代谢,形成免疫抑制肿瘤微环境(TME),支持肿瘤快速增殖并促进癌症进展。人参皂苷是人参的主要活性成分,近年来研究发现,人参皂苷不仅能直接抑制肿瘤细胞增殖、诱导细胞凋亡,还能通过调节肿瘤细胞和免疫细胞的代谢来重塑TME,从而增强抗肿瘤免疫应答。然而,其潜在机制尚未完全阐明。目的系统总结人参皂苷在葡萄糖、脂质、氨基酸、核苷酸等代谢重编程关键通路中的代谢靶点和调控机制,为肿瘤代谢免疫治疗提供理论基础和新视角。方法利用PubMed、Web of Science和中国知网检索的“人参皂苷”、“葡萄糖代谢”、“Warburg效应”、“脂质代谢”、“脂肪酸”、“胆固醇”、“氨基酸代谢”、“核苷酸代谢”、“肿瘤”等关键词及其组合。结果人参皂苷主要通过逆转Warburg效应、抑制脂肪酸合成和氧化、下调胆固醇和花生四烯酸的代谢、抑制谷氨酰胺和色氨酸的消耗以及精氨酸的分解代谢来恢复免疫细胞功能。此外,人参皂苷下调嘌呤和嘧啶的生物合成,从而限制肿瘤细胞的增殖。结论人参皂苷通过多维代谢调节,缓解TME的免疫抑制状态,恢复免疫效应细胞功能。在未来,有必要开展进一步的临床研究,并开发代谢靶向的人参皂苷递送系统,以最终实现精确的癌症治疗。
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引用次数: 0
Multi-omics reveals hepatotoxic mechanisms and key toxic components of Polygoni Multiflori Radix and its processed products 多组学揭示何首乌及其制品的肝毒性机制和主要毒性成分。
IF 8.3 1区 医学 Q1 CHEMISTRY, MEDICINAL Pub Date : 2026-01-29 DOI: 10.1016/j.phymed.2026.157908
Qi Wu , Ziyi Chen , Zong Hou , Zhiqiang Liu , Rong Sun , Shu Liu

Background

Polygoni Multiflori Radix (PMR) and its processed form, Polygoni Multiflori Radix Praeparata (PMRP), are two widely used traditional Chinese medicines (TCM). However, in recent years, frequent reports have emerged regarding their hepatotoxicity. Despite numerous studies, the underlying mechanisms of hepatotoxicity and key toxic components remain poorly understood.

Purpose

This study aimed to comprehensively elucidate the hepatotoxic processes of PMR and PMRP and identify the principal toxic components.

Methods

In vivo toxicity tests were carried out to assess the toxicity levels and characteristics of PMR and PMRP. The integration of untargeted serum metabolomics, liver spatial transcriptomics, and liver spatial metabolomics was first employed to elucidate the toxicity mechanisms, which were further validated through metabolite and sensitive index levels and by evaluating protein expression. Mass spectrometry and cytotoxicity tests were utilised to determine the primary toxic components.

Results

The findings revealed that PMR and PMRP primarily regulate tryptophan metabolism, the tricarboxylic acid (TCA) cycle, purine metabolism, and glutathione metabolism. Furthermore, PMR and PMRP can inhibit the expression of bile acid transporters, causing obstruction of bile acid secretion. These modulations trigger oxidative stress, which subsequently leads to cholestasis. The accumulation of bile acids further intensifies oxidative stress, creating a vicious cycle. Furthermore, emodin was identified as the primary toxic component.

Conclusion

PMR and PMRP can induce cholestatic liver injury. They exert hepatotoxic effects by establishing a vicious cycle between cholestasis and oxidative stress, with emodin being the key component responsible for this toxicity.
背景:何首乌(PMR)及其炮制品何首乌(PMRP)是两种应用广泛的中药。然而,近年来,关于其肝毒性的报道频繁出现。尽管进行了大量的研究,但对肝毒性的潜在机制和关键毒性成分仍然知之甚少。目的:本研究旨在全面阐明PMR和PMRP的肝毒性过程,并确定其主要毒性成分。方法:采用体内毒性试验,评价PMR和PMRP的毒性水平和特性。非靶向血清代谢组学、肝脏空间转录组学和肝脏空间代谢组学的整合首次用于阐明毒性机制,并通过代谢物和敏感指数水平以及评估蛋白质表达进一步验证。采用质谱法和细胞毒性试验测定主要毒性成分。结果:PMR和PMRP主要调节色氨酸代谢、三羧酸(TCA)循环、嘌呤代谢和谷胱甘肽代谢。此外,PMR和PMRP可以抑制胆汁酸转运蛋白的表达,导致胆汁酸分泌受阻。这些调节触发氧化应激,随后导致胆汁淤积。胆汁酸的积累进一步加剧了氧化应激,形成恶性循环。此外,大黄素被鉴定为主要有毒成分。结论:PMR和PMRP可诱导胆汁淤积性肝损伤。它们通过在胆汁淤积和氧化应激之间建立恶性循环来发挥肝毒性作用,而大黄素是造成这种毒性的关键成分。
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引用次数: 0
Baitouweng decoction regulates ferroptosis-mediated mitophagy and apoptosis through the SLC7A11/GPX4/FTH1 pathway in ulcerative colitis 白头翁汤通过SLC7A11/GPX4/FTH1通路调节溃疡性结肠炎铁噬介导的线粒体自噬和细胞凋亡
IF 8.3 1区 医学 Q1 CHEMISTRY, MEDICINAL Pub Date : 2026-01-29 DOI: 10.1016/j.phymed.2026.157898
Liuliang Zhang , Xiaolan Zhu , Xiaochao Hu , Hui Feng , Guoqing Wang , Ying Zhang , Xuan Wang , Jiayu Su , Tongtong Liu , Xingyue Du , Huimin Zhu , Limei Gu , E-Hu Liu , Shijia Liu

Background

The prevalence of ulcerative colitis (UC) has increased recently, with severe cases potentially progressing to colon cancer. The classic herbal formula Baitouweng Decoction (BTW) has a centuries-long clinical application in UC treatment, but its underlying mechanism remains unclear.

Purpose

This study aimed to investigate BTW’s efficacy against Dextran Sodium Sulfate (DSS)-induced UC and clarify its mechanisms.

Results

Proteomic analysis identified ferroptosis as a key pathogenic mechanism in UC. In vitro and in vivo experiments showed that BTW reduced UC-associated inflammatory symptoms, normalized the levels of inflammatory factors, and maintained intestinal barrier integrity. Notably, BTW inhibited ferroptosis and restored the antioxidant capacity of the SCL7A11/GSH/GPX4 system, thereby suppressing UC inflammation. Transcriptomic analysis revealed apoptosis and ferroptosis as core pathways for BTW’s intervention in UC, with mitophagy serving as a pivotal hub connecting these processes. BTW regulated the PINK1/PARKIN-mediated mitophagy pathway and apoptosis, and this regulation was closely linked to ferroptosis.

Conclusion

BTW alleviates UC-related inflammation and intestinal barrier damage by modulating apoptosis, mitophagy, and ferroptosis, while mitigating oxidative stress.
背景溃疡性结肠炎(UC)的患病率最近有所增加,严重的病例可能进展为结肠癌。经典中药白头翁汤治疗UC已有数百年的临床应用,但其作用机制尚不清楚。目的探讨BTW对右旋糖酐硫酸钠(DSS)诱导UC的治疗作用,并探讨其作用机制。结果蛋白质组学分析表明铁下垂是UC的主要致病机制。体外和体内实验表明,BTW可减轻uc相关的炎症症状,使炎症因子水平正常化,并维持肠道屏障的完整性。值得注意的是,BTW抑制铁下沉,恢复SCL7A11/GSH/GPX4系统的抗氧化能力,从而抑制UC炎症。转录组学分析显示,凋亡和铁凋亡是BTW干预UC的核心途径,而线粒体自噬是连接这些过程的关键枢纽。BTW调节PINK1/ parkin介导的线粒体自噬途径和细胞凋亡,这种调节与铁凋亡密切相关。结论btw通过调节细胞凋亡、线粒体自噬和铁凋亡,减轻氧化应激,减轻uc相关炎症和肠屏障损伤。
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引用次数: 0
Magnolol inhibits the resistance of ESBLs E. coli to fourth-generation cephalosporins in vitro and in vivo 厚朴酚在体外和体内抑制ESBLs大肠杆菌对第四代头孢菌素的耐药性。
IF 8.3 1区 医学 Q1 CHEMISTRY, MEDICINAL Pub Date : 2026-01-28 DOI: 10.1016/j.phymed.2026.157889
Yin-Chao Tong , Huan Lin , Yang Yang , Zhi-fu Zhou , Yi-Ning Zhang , Juan Wang , Wu-ren Ma , Yongsheng Wang , Wei-Min Zhang , Su-Zhu Qing

Background

Antimicrobial resistance (AMR) infection is attracting increasing attention, especially superbug infections. As a result, finding ways to reduce AMR is essential. For the time being, natural compound therapy for reducing AMR is an ideal choice.

Purpose

This study aims to investigate the mechanism of magnolol reducing the AMR of E. coli in vitro and vivo.

Methods

The morphology and function of E. coli under magnolol treatment were assessed using a scanning electron microscope, qPCR, RNA-seq, and other methods. Moreover, the in vivo treatment effects of magnolol combined with antibiotics were evaluated by HE and IHC staining.

Results

In this study, we found that magnolol reduced the resistance of ESBL E. coli to the fourth-generation cephalosporin in vitro via two main mechanisms. Firstly, magnolol disrupts iron ion metabolism by increasing environmental iron uptake significantly (P ≤ 0.01), leading to a significant increase in intracellular ROS (P ≤ 0.01) and membrane damage. Secondly, magnolol significantly inhibits the relative mRNA expression of blaCTX-M-1 (P ≤ 0.01) and the CTX-M-1 enzyme activity in ESBL E. coli. Furthermore, we find that magnolol can inhibit ESBL E. coli in vivo by significantly reducing the TLR4-NFκB p65 pathway (P ≤ 0.01).

Conclusion

In a word, our results indicate that magnolol is a natural antibacterial adjuvant with potent inhibitory activity against bacterial resistance and exerts this activity through multiple pathways, which has particular significance for the further study of the AMR mechanism.
背景:抗微生物药物耐药性(AMR)感染日益引起人们的关注,尤其是超级细菌感染。因此,找到降低抗菌素耐药性的方法至关重要。目前,减少抗菌素耐药性的天然复合疗法是一个理想的选择。目的:探讨厚朴酚在体外和体内降低大肠杆菌AMR的作用机制。方法:采用扫描电镜、qPCR、RNA-seq等方法观察厚朴酚处理后大肠杆菌的形态和功能。通过HE和IHC染色评价厚朴酚联合抗生素的体内治疗效果。结果:在本研究中,我们发现厚朴酚通过两种主要机制在体外降低ESBL大肠杆菌对第四代头孢菌素的耐药性。首先,厚朴酚通过显著增加环境铁摄取来破坏铁离子代谢(P≤0.01),导致细胞内ROS显著增加(P≤0.01)和膜损伤。其次,厚朴酚显著抑制ESBL大肠杆菌blaCTX-M-1 mRNA相对表达量(P≤0.01)和CTX-M-1酶活性。此外,我们发现厚朴酚可以通过显著降低TLR4-NFκB p65通路在体内抑制ESBL大肠杆菌(P≤0.01)。结论:总之,我们的研究结果表明厚朴酚是一种天然抗菌佐剂,对细菌耐药具有较强的抑制活性,并通过多种途径发挥这种抑制活性,这对进一步研究AMR机制具有特殊意义。
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引用次数: 0
Vitex negundo Linn.: A decade of advances in phytochemistry, pharmacological activities, and biotechnological interventions (2015–2025) - A comprehensive review 牡荆:植物化学、药理活性和生物技术干预的十年进展(2015-2025)——综合综述。
IF 8.3 1区 医学 Q1 CHEMISTRY, MEDICINAL Pub Date : 2026-01-28 DOI: 10.1016/j.phymed.2026.157895
Pratik Vinayak Phate, Anita Surendra Patil

Relevance

Vitex negundo Linn. is an important medicinal plant widely used in traditional medicine, particularly for inflammatory and pain-related conditions. Recent advances in phytochemical characterization, mechanistic pharmacology, and biotechnological interventions have strengthened its potential as a phytopharmaceutical candidate; however, translational gaps remain.

Objectives

This review aims to critically summarize and evaluate research published between 2015 and 2025 on the phytochemistry, pharmacological activities, analytical standardization, and biotechnological advancements of V. negundo, with emphasis on mechanistic relevance and evidence-based application.

Materials and Methods

A systematic literature survey was conducted using PubMed, Scopus, Web of Science, and Google Scholar. Peer-reviewed studies published between 2015 and 2025 were screened using predefined inclusion criteria, focusing on phytochemical profiling, pharmacological evaluation, analytical characterization, and metabolite enhancement strategies.

Results

>25 phytochemicals, including vitexin, isovitexin, luteolin derivatives, iridoids, lignans, and phenolic acids, were identified using HPLC, LC–MS/MS, and NMR techniques. Pharmacological studies demonstrated anti-inflammatory, antioxidant, antidiabetic, hepatoprotective, nephroprotective, neuroprotective, antimicrobial, and antiviral activities. These effects were mediated through key molecular pathways such as COX-2, NF-κB, MAPK, AMPK, and Nrf2/ARE. Advances in plant tissue culture and metabolite-enhancement approaches have contributed to improved production of bioactive constituents. However, inconsistencies in experimental design, lack of biomarker-based standardization, and limited pharmacokinetic data were evident.

Conclusion

Recent scientific evidence supports the pharmacological relevance of V. negundo and validates several of its traditional uses. Nevertheless, future research should prioritize biomarker-guided standardization, pharmacokinetic and toxicological evaluation, and clinically relevant study designs to enable the rational development of standardized V. negundo-based phytomedicines.
相关性:牡荆。是一种重要的药用植物,在传统医学中广泛使用,特别是用于炎症和疼痛相关的疾病。最近在植物化学表征、机械药理学和生物技术干预方面的进展加强了其作为植物药物候选物的潜力;然而,翻译差距仍然存在。目的:本综述旨在对2015年至2025年间发表的植物化学、药理活性、分析标准化和生物技术进展方面的研究进行批判性总结和评价,重点是机制相关性和循证应用。材料与方法:采用PubMed、Scopus、Web of Science、谷歌Scholar等系统文献调查。2015年至2025年间发表的同行评议研究使用预定义的纳入标准进行筛选,重点关注植物化学分析、药理学评估、分析表征和代谢物增强策略。结果:利用HPLC、LC-MS/MS和NMR等技术,共鉴定出25种植物化学物质,包括牡荆素、异牡荆素、木犀草素衍生物、环烯醚萜、木脂素和酚酸。药理学研究证明其具有抗炎、抗氧化、抗糖尿病、保护肝脏、保护肾脏、保护神经、抗菌和抗病毒活性。这些作用是通过COX-2、NF-κB、MAPK、AMPK和Nrf2/ARE等关键分子通路介导的。植物组织培养和代谢物增强方法的进步有助于提高生物活性成分的生产。然而,实验设计的不一致性,缺乏基于生物标志物的标准化,以及有限的药代动力学数据是显而易见的。结论:最近的科学证据支持紫花草的药理作用,并验证了它的一些传统用途。然而,未来的研究应优先考虑生物标志物引导的标准化、药代动力学和毒理学评价以及临床相关的研究设计,以使标准化的紫荆植物药物的合理开发。
{"title":"Vitex negundo Linn.: A decade of advances in phytochemistry, pharmacological activities, and biotechnological interventions (2015–2025) - A comprehensive review","authors":"Pratik Vinayak Phate,&nbsp;Anita Surendra Patil","doi":"10.1016/j.phymed.2026.157895","DOIUrl":"10.1016/j.phymed.2026.157895","url":null,"abstract":"<div><h3>Relevance</h3><div><em>Vitex negundo</em> Linn. is an important medicinal plant widely used in traditional medicine, particularly for inflammatory and pain-related conditions. Recent advances in phytochemical characterization, mechanistic pharmacology, and biotechnological interventions have strengthened its potential as a phytopharmaceutical candidate; however, translational gaps remain.</div></div><div><h3>Objectives</h3><div>This review aims to critically summarize and evaluate research published between 2015 and 2025 on the phytochemistry, pharmacological activities, analytical standardization, and biotechnological advancements of <em>V. negundo</em>, with emphasis on mechanistic relevance and evidence-based application.</div></div><div><h3>Materials and Methods</h3><div>A systematic literature survey was conducted using PubMed, Scopus, Web of Science, and Google Scholar. Peer-reviewed studies published between 2015 and 2025 were screened using predefined inclusion criteria, focusing on phytochemical profiling, pharmacological evaluation, analytical characterization, and metabolite enhancement strategies.</div></div><div><h3>Results</h3><div>&gt;25 phytochemicals, including vitexin, isovitexin, luteolin derivatives, iridoids, lignans, and phenolic acids, were identified using HPLC, LC–MS/MS, and NMR techniques. Pharmacological studies demonstrated anti-inflammatory, antioxidant, antidiabetic, hepatoprotective, nephroprotective, neuroprotective, antimicrobial, and antiviral activities. These effects were mediated through key molecular pathways such as COX-2, NF-κB, MAPK, AMPK, and Nrf2/ARE. Advances in plant tissue culture and metabolite-enhancement approaches have contributed to improved production of bioactive constituents. However, inconsistencies in experimental design, lack of biomarker-based standardization, and limited pharmacokinetic data were evident.</div></div><div><h3>Conclusion</h3><div>Recent scientific evidence supports the pharmacological relevance of <em>V. negundo</em> and validates several of its traditional uses. Nevertheless, future research should prioritize biomarker-guided standardization, pharmacokinetic and toxicological evaluation, and clinically relevant study designs to enable the rational development of standardized <em>V. negundo</em>-based phytomedicines.</div></div>","PeriodicalId":20212,"journal":{"name":"Phytomedicine","volume":"153 ","pages":"Article 157895"},"PeriodicalIF":8.3,"publicationDate":"2026-01-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"146132928","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Albiflorin alleviates osteoporosis through suppression of osteoclast mitophagy via the Rap1a/ERK signaling pathway Albiflorin通过Rap1a/ERK信号通路抑制破骨细胞自噬来缓解骨质疏松症。
IF 8.3 1区 医学 Q1 CHEMISTRY, MEDICINAL Pub Date : 2026-01-28 DOI: 10.1016/j.phymed.2026.157893
Cheng Tang , Jingxian Yu , Dong Sheng , Yong Gu , Donglong Xia , Kuibing Lan , Yajun Li , Yunshang Yang , Chengcheng Feng , Yu Gong , Long Xiao , Zhirong Wang

Objectives

Dysregulated mitophagy coupled with osteoclast activation orchestrates the development and progression of osteoporosis.Although albiflorin (ALB) exhibits bone-protective effects through anti-inflammatory and antioxidant activities, its precise mechanism—particularly regarding mitochondrial regulation—remains unknown. This study therefore investigates ALB as a novel osteoclast inhibitor by examining its molecular mechanism in regulating mitophagy via the Rap1a/ERK signaling pathway.

Materials and Methods

ALB was evaluated using murine models of postmenopausal osteoporosis. Key methodologies included RNA sequencing (RNA-seq) for gene expression pathway analysis, transmission electron microscopy (TEM) for visualization of mitochondrial and autophagic structures, MitoTracker/LysoTracker co-staining for assessment of mitophagy, and Western blotting for protein signaling validation. The impact of ALB on osteoclast differentiation and the prevention of bone loss was evaluated in both laboratory and live animal studies..

Results

ALB significantly inhibited osteoclastogenesis and osteoclast differentiation, thereby effectively reducing osteoporosis in murine models. RNA-seq analysis revealed that ALB modulated mitophagy by regulating the expression of Rap1a and components of the ERK signaling pathway. Validation through TEM demonstrated suppressed mitochondrial autophagy, while MitoTracker/LysoTracker co-staining confirmed a reduction in mitophagy. Furthermore, Western blot analysis showed that ALB inhibited osteoclast activation via the Rap1a/ERK signaling axis.

Conclusion

ALB mitigates postmenopausal osteoporosis by suppressing osteoclast activation through Rap1a/ERK-dependent inhibition of mitophagy. These findings identify ALB as a promising therapeutic strategy for osteoporosis, addressing the need for safer long-term treatment options.
目的:线粒体自噬失调与破骨细胞激活共同调控骨质疏松症的发生和发展。尽管albiflorin (ALB)通过抗炎和抗氧化活性表现出骨骼保护作用,但其确切机制,特别是关于线粒体调节的机制,仍不清楚。因此,本研究通过研究ALB通过Rap1a/ERK信号通路调节线粒体自噬的分子机制来研究其作为一种新型破骨细胞抑制剂的作用。材料和方法:采用绝经后骨质疏松小鼠模型评价ALB。主要方法包括用于基因表达途径分析的RNA测序(RNA-seq),用于可视化线粒体和自噬结构的透射电子显微镜(TEM),用于评估线粒体自噬的MitoTracker/LysoTracker共染色,以及用于蛋白质信号验证的Western blotting。在实验室和活体动物实验中评估了ALB对破骨细胞分化和预防骨质流失的影响。结果:ALB在小鼠模型中显著抑制破骨细胞生成和破骨细胞分化,从而有效减轻骨质疏松症。RNA-seq分析显示,ALB通过调节Rap1a和ERK信号通路组分的表达来调节线粒体自噬。通过TEM验证证实线粒体自噬受到抑制,而MitoTracker/LysoTracker共染色证实线粒体自噬减少。此外,Western blot分析显示,ALB通过Rap1a/ERK信号轴抑制破骨细胞的活化。结论:ALB通过Rap1a/ erk依赖性的线粒体自噬抑制破骨细胞活化,从而减轻绝经后骨质疏松症。这些发现确定ALB是一种很有前景的骨质疏松症治疗策略,解决了对更安全的长期治疗选择的需求。
{"title":"Albiflorin alleviates osteoporosis through suppression of osteoclast mitophagy via the Rap1a/ERK signaling pathway","authors":"Cheng Tang ,&nbsp;Jingxian Yu ,&nbsp;Dong Sheng ,&nbsp;Yong Gu ,&nbsp;Donglong Xia ,&nbsp;Kuibing Lan ,&nbsp;Yajun Li ,&nbsp;Yunshang Yang ,&nbsp;Chengcheng Feng ,&nbsp;Yu Gong ,&nbsp;Long Xiao ,&nbsp;Zhirong Wang","doi":"10.1016/j.phymed.2026.157893","DOIUrl":"10.1016/j.phymed.2026.157893","url":null,"abstract":"<div><h3>Objectives</h3><div>Dysregulated mitophagy coupled with osteoclast activation orchestrates the development and progression of osteoporosis.Although albiflorin (ALB) exhibits bone-protective effects through anti-inflammatory and antioxidant activities, its precise mechanism—particularly regarding mitochondrial regulation—remains unknown. This study therefore investigates ALB as a novel osteoclast inhibitor by examining its molecular mechanism in regulating mitophagy via the Rap1a/ERK signaling pathway.</div></div><div><h3>Materials and Methods</h3><div>ALB was evaluated using murine models of postmenopausal osteoporosis. Key methodologies included RNA sequencing (RNA-seq) for gene expression pathway analysis, transmission electron microscopy (TEM) for visualization of mitochondrial and autophagic structures, MitoTracker/LysoTracker co-staining for assessment of mitophagy, and Western blotting for protein signaling validation. The impact of ALB on osteoclast differentiation and the prevention of bone loss was evaluated in both laboratory and live animal studies..</div></div><div><h3>Results</h3><div>ALB significantly inhibited osteoclastogenesis and osteoclast differentiation, thereby effectively reducing osteoporosis in murine models. RNA-seq analysis revealed that ALB modulated mitophagy by regulating the expression of Rap1a and components of the ERK signaling pathway. Validation through TEM demonstrated suppressed mitochondrial autophagy, while MitoTracker/LysoTracker co-staining confirmed a reduction in mitophagy. Furthermore, Western blot analysis showed that ALB inhibited osteoclast activation via the Rap1a/ERK signaling axis.</div></div><div><h3>Conclusion</h3><div>ALB mitigates postmenopausal osteoporosis by suppressing osteoclast activation through Rap1a/ERK-dependent inhibition of mitophagy. These findings identify ALB as a promising therapeutic strategy for osteoporosis, addressing the need for safer long-term treatment options.</div></div>","PeriodicalId":20212,"journal":{"name":"Phytomedicine","volume":"153 ","pages":"Article 157893"},"PeriodicalIF":8.3,"publicationDate":"2026-01-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"146166391","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Ginkgetin alleviates sepsis-induced acute lung injury by promoting autophagy via inhibiting ubiquitination of Laptm5 in macrophages 银杏苷通过抑制巨噬细胞Laptm5泛素化促进自噬,减轻败血症诱导的急性肺损伤。
IF 8.3 1区 医学 Q1 CHEMISTRY, MEDICINAL Pub Date : 2026-01-28 DOI: 10.1016/j.phymed.2026.157894
Haoxuan Liang , Ziyi Yuan , Ruimeng Liu , Hongfei Hu , Qinghui Chen , Zhaoying Lin , Zheng Gu , Yuetan Qiu , Qirui Wang , Bowen Zhu , Yifan Deng , Shiwei Huang , Zhiyong Peng , Xuedi Zhang , Youtan Liu

Background

Excessive inflammatory responses mediated by innate immunity are a significant cause of sepsis-induced acute lung injury (SI-ALI), underscoring the need for further drug development to improve therapeutic outcomes. Ginkgetin (GK), a natural flavone, has demonstrated potential anti-inflammatory and antioxidative effects. However, it remains unclear whether GK can ameliorate SI-ALI and what the underlying mechanisms might be.

Purpose

We aimed to investigate the therapeutic effects and mechanisms of GK on SI-ALI.

Study design/methods

We established SI-ALI models using lipopolysaccharide or cecal ligation and puncture to assess the impact of GK. An autophagy agonist and inhibitor were applied to detect the effect of GK on autophagy. Proteomics and targeted gene knockdown experiments were employed to validate lysosomal-associated transmembrane protein 5 (Laptm5) as the key protein. Co-immunoprecipitation and site mutation assays were used to identify the site where GK inhibited Laptm5 ubiquitination. Biotin pulldown coupled with mass spectroscopy, molecular docking, and drug affinity responsive target stability (DARTS) were performed to elucidate the direct target and underlying mechanisms.

Results

We demonstrated that GK activated the autophagosome-lysosome pathway by increasing the protein level of Laptm5. This process facilitated autophagy-mediated degradation of tank-binding kinase 1 (TBK1) and inhibited the signal transduction of downstream inflammatory pathways. Further, we found that GK inhibited the K48-linked ubiquitination of Laptm5 and revealed the ubiquitination sites of Laptm5 (K86 and K122) for the first time. Biotin pulldown and DARTS identified ubiquitin-protein ligase E3C (Ube3c) as a target of GK in inhibiting Laptm5 ubiquitination, with TYR707 and ASN832 being the key residues.

Conclusion

Our findings indicate that GK exerts its anti-inflammatory effect on macrophages by promoting autophagy via suppressing the ubiquitination of Laptm5, thus offering a promising therapeutic approach for SI-ALI.
背景:先天免疫介导的过度炎症反应是脓毒症诱导的急性肺损伤(SI-ALI)的重要原因,强调需要进一步开发药物以改善治疗效果。银杏苷(GK)是一种天然黄酮,具有潜在的抗炎和抗氧化作用。然而,目前尚不清楚GK是否可以改善SI-ALI以及潜在的机制是什么。目的:探讨GK对SI-ALI的治疗作用及其机制。研究设计/方法:我们使用脂多糖或盲肠结扎和穿刺建立SI-ALI模型来评估GK的影响。应用自噬激动剂和自噬抑制剂检测GK对自噬的影响。通过蛋白质组学和靶向基因敲低实验验证了溶酶体相关跨膜蛋白5 (Laptm5)是关键蛋白。采用共免疫沉淀和位点突变法确定GK抑制Laptm5泛素化的位点。生物素下拉耦合质谱、分子对接和药物亲和响应靶稳定性(dart)来阐明直接靶点和潜在机制。结果:我们证明GK通过增加Laptm5蛋白水平激活自噬体-溶酶体途径。这一过程促进了自噬介导的tank-binding kinase 1 (TBK1)降解,抑制了下游炎症通路的信号转导。此外,我们发现GK抑制了k48连锁的Laptm5的泛素化,并首次揭示了Laptm5的泛素化位点(K86和K122)。生物素pulldown和dart发现泛素蛋白连接酶E3C (Ube3c)是GK抑制Laptm5泛素化的靶标,其中TYR707和ASN832是关键残基。结论:我们的研究结果表明,GK通过抑制Laptm5的泛素化来促进巨噬细胞的自噬,从而发挥其抗炎作用,为SI-ALI的治疗提供了一种很有前景的方法。
{"title":"Ginkgetin alleviates sepsis-induced acute lung injury by promoting autophagy via inhibiting ubiquitination of Laptm5 in macrophages","authors":"Haoxuan Liang ,&nbsp;Ziyi Yuan ,&nbsp;Ruimeng Liu ,&nbsp;Hongfei Hu ,&nbsp;Qinghui Chen ,&nbsp;Zhaoying Lin ,&nbsp;Zheng Gu ,&nbsp;Yuetan Qiu ,&nbsp;Qirui Wang ,&nbsp;Bowen Zhu ,&nbsp;Yifan Deng ,&nbsp;Shiwei Huang ,&nbsp;Zhiyong Peng ,&nbsp;Xuedi Zhang ,&nbsp;Youtan Liu","doi":"10.1016/j.phymed.2026.157894","DOIUrl":"10.1016/j.phymed.2026.157894","url":null,"abstract":"<div><h3>Background</h3><div>Excessive inflammatory responses mediated by innate immunity are a significant cause of sepsis-induced acute lung injury (SI-ALI), underscoring the need for further drug development to improve therapeutic outcomes. Ginkgetin (GK), a natural flavone, has demonstrated potential anti-inflammatory and antioxidative effects. However, it remains unclear whether GK can ameliorate SI-ALI and what the underlying mechanisms might be.</div></div><div><h3>Purpose</h3><div>We aimed to investigate the therapeutic effects and mechanisms of GK on SI-ALI.</div></div><div><h3>Study design/methods</h3><div>We established SI-ALI models using lipopolysaccharide or cecal ligation and puncture to assess the impact of GK. An autophagy agonist and inhibitor were applied to detect the effect of GK on autophagy. Proteomics and targeted gene knockdown experiments were employed to validate lysosomal-associated transmembrane protein 5 (Laptm5) as the key protein. Co-immunoprecipitation and site mutation assays were used to identify the site where GK inhibited Laptm5 ubiquitination. Biotin pulldown coupled with mass spectroscopy, molecular docking, and drug affinity responsive target stability (DARTS) were performed to elucidate the direct target and underlying mechanisms.</div></div><div><h3>Results</h3><div>We demonstrated that GK activated the autophagosome-lysosome pathway by increasing the protein level of Laptm5. This process facilitated autophagy-mediated degradation of tank-binding kinase 1 (TBK1) and inhibited the signal transduction of downstream inflammatory pathways. Further, we found that GK inhibited the K48-linked ubiquitination of Laptm5 and revealed the ubiquitination sites of Laptm5 (K86 and K122) for the first time. Biotin pulldown and DARTS identified ubiquitin-protein ligase E3C (Ube3c) as a target of GK in inhibiting Laptm5 ubiquitination, with TYR707 and ASN832 being the key residues.</div></div><div><h3>Conclusion</h3><div>Our findings indicate that GK exerts its anti-inflammatory effect on macrophages by promoting autophagy via suppressing the ubiquitination of Laptm5, thus offering a promising therapeutic approach for SI-ALI.</div></div>","PeriodicalId":20212,"journal":{"name":"Phytomedicine","volume":"153 ","pages":"Article 157894"},"PeriodicalIF":8.3,"publicationDate":"2026-01-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"146158197","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Microbiota-dependent mechanism of Jianpiyifei II in treating experimental virus-induced acute exacerbation of chronic obstructive pulmonary disease 健脾益肺II治疗实验性病毒诱导的慢性阻塞性肺疾病急性加重的微生物依赖机制。
IF 8.3 1区 医学 Q1 CHEMISTRY, MEDICINAL Pub Date : 2026-01-27 DOI: 10.1016/j.phymed.2026.157891
Xuhua Yu , Huameng Li , Miaona Zhang , Ting Cao , Zhihang Liu , Ziyao Liang , Jingyu Quan , Long Fan , Lin Lin , Lei Wu
<div><h3>Background</h3><div>Numerous studies have shown that infections caused by respiratory viruses, particularly influenza A virus, contribute to the triggering and worsening of acute exacerbations of chronic obstructive pulmonary disease (AECOPD). However, targeted therapies remain lacking. Our previous research indicated that the Jianpiyifei II (JPYF II) formulation, composed of <em>Codonopsis pilosula, Astragalus membranaceus, Bupleurum chinense, Cimicifuga foetida, Atractylodes macrocephala, Vitex trifolia, Cynomorium songaricum, and Prunus persica</em>, may serve as a potential treatment for virus-induced AECOPD, although the precise mechanisms involved remain unknown.</div></div><div><h3>Purpose</h3><div>This research sought to explore the effects of JPYF II on AECOPD and uncover the mechanisms driving its action.</div></div><div><h3>Methods</h3><div>A murine model of AECOPD was established by exposing animals to cigarette smoke and then infecting them with influenza A virus. The efficacy of JPYF II was comprehensively evaluated by assessing cell counts in bronchoalveolar lavage fluid (BALF), histopathologic changes of the lungs, lung function, Micro-CT imaging features of the lungs, and RT-qPCR analysis. Additionally, the intestinal microbiota and metabolites from cecal contents were systematically analyzed using 16S rDNA sequencing, non-targeted metabolomics, and MetOrigin metabolite traceability analysis to explore potential mechanisms of action. Furthermore, a microbiota depletion experiment was performed to demonstrate whether JPYF II's effects depend on gut microbiota. Finally, network pharmacology, western blotting, and transcriptomics analyses revealed the pathways affected by JPYF II.</div></div><div><h3>Results</h3><div>This study found that JPYF II treatment notably reduced the recruitment of white blood cells in both BALF and lung tissue, mitigated pulmonary inflammation, enhanced lung function, and alleviated emphysema. JPYF II also modulated the diversity and composition of intestinal flora, partially reversing dysbiosis in AECOPD mice. It promoted the presence of beneficial bacteria and simultaneously suppressed the growth of pathogenic microbes. These changes were associated with changes in metabolites such as α-ketoglutarate, sphingolipids, and bile acids. Further studies indicated that depleting gut microbiota with antibiotics partially limited the therapeutic effects of JPYF II on AECOPD. This mechanism is associated with the suppression of the Janus kinase/Signal Transducer and Activator of Transcription (JAK/STAT) pathway.</div></div><div><h3>Conclusion</h3><div>JPYF II alleviated pulmonary inflammation, enhanced lung function, and reduced damage to lung structure and viral replication in a virus-induced AECOPD mouse model. The mechanisms involved the improvement of gut microbiota composition. Furthermore, JPYF II suppressed immune responses and the formation of emphysema by inhibiting the JAK-STAT signaling pathway
背景:大量研究表明,呼吸道病毒引起的感染,特别是甲型流感病毒,有助于慢性阻塞性肺疾病(AECOPD)急性发作的触发和恶化。然而,靶向治疗仍然缺乏。我们之前的研究表明,健脾益肺II (JPYF II)配方,由党参、黄芪、柴胡、山楂、苍术、三荆果、锁阳和桃李组成,可能是一种治疗病毒诱导的AECOPD的潜在药物,尽管其确切机制尚不清楚。目的:本研究旨在探讨JPYF II对AECOPD的影响,并揭示其作用机制。方法:将动物暴露于香烟烟雾中,然后感染甲型流感病毒,建立AECOPD小鼠模型。通过评估支气管肺泡灌洗液(BALF)细胞计数、肺组织病理学改变、肺功能、肺Micro-CT影像学特征及RT-qPCR分析,综合评价JPYF II的疗效。此外,通过16S rDNA测序、非靶向代谢组学和MetOrigin代谢物溯源分析,系统分析盲肠内容物的肠道微生物群和代谢物,探索潜在的作用机制。此外,还进行了一项微生物群耗尽实验,以证明JPYF II的作用是否依赖于肠道微生物群。最后,网络药理学、western blotting和转录组学分析揭示了JPYF II影响的通路。结果:本研究发现,JPYF II治疗可显著减少BALF和肺组织中白细胞的募集,减轻肺部炎症,增强肺功能,减轻肺气肿。JPYF II还能调节肠道菌群的多样性和组成,部分逆转AECOPD小鼠的生态失调。它促进了有益菌的存在,同时抑制了病原微生物的生长。这些变化与α-酮戊二酸、鞘脂和胆汁酸等代谢物的变化有关。进一步的研究表明,使用抗生素消耗肠道微生物群部分限制了JPYF II对AECOPD的治疗效果。这种机制与抑制Janus激酶/信号转导和转录激活因子(JAK/STAT)通路有关。结论:在病毒诱导的AECOPD小鼠模型中,JPYF II减轻了肺部炎症,增强了肺功能,减少了肺结构损伤和病毒复制。其机制涉及改善肠道菌群组成。此外,JPYF II通过抑制JAK-STAT信号通路抑制免疫反应和肺气肿的形成,这些作用依赖于肠道微生物群。
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引用次数: 0
Validates blood pressure control for seizure management: Jujuboside B exerts antiseizure effects via blood pressure reduction and activation of NTS-VGLUT2+ neurons 验证血压控制癫痫发作管理:红枣苷B通过降低血压和激活NTS-VGLUT2+神经元发挥抗癫痫发作作用。
IF 8.3 1区 医学 Q1 CHEMISTRY, MEDICINAL Pub Date : 2026-01-26 DOI: 10.1016/j.phymed.2026.157890
Xia Qin , Wenya Zhao , Siruan Chen , Jiaojiao Zhao , Keying Tian , Han Guo , Lei Yang , Panpan Zhang , Zuxiao Yang , Nan Zhang , Zhanfeng Jia , Dezhi Kong , Wei Zhang

Background

The interaction between the cardiovascular and brain is crucial for epileptogenesis, but the underlying mechanisms are unclear. Ziziphi Spinosae Semen (ZSS), a traditional herb used for its heart-nourishing and mind-calming effects, is hypothesized to potentially suppress seizures through modulation of cardiovascular function.

Purpose

To explore how jujuboside B (JuB) from ZSS affects epilepsy through cardiovascular-brain crosstalk.

Methods

In acute seizure models, epileptic activity and cardiovascular parameters were evaluated via Electroencephalogram/ Electromyography (EEG/EMG) recording, multiphysiological signal monitoring, laser speckle blood flow imaging, and left vagotomy. Whole-brain c-Fos mapping revealed that nucleus of the solitary tract (NTS) was an activated region. Chemogenetic methods and in vivo multi-channel recording techniques were used to activate neurons expressing vesicular glutamate transporter 2 in NTS (NTS-VGLUT2+) neurons and monitor neuronal activity in the dentate gyrus (DG).

Results

JuB exerts both hypotensive and antiseizure effects. Sodium nitroprusside (SNP) elicited similar effects, establishing a therapeutic link between blood pressure reduction and seizure suppression. JuB increased vagal nerve discharge, and its antiseizure activity was abolished by left vagotomy. Whole-brain c-Fos mapping identified NTS and DG as key responsive regions. JuB selectively activated NTS-VGLUT2+ neurons, augmenting their firing. Chemogenetic activation of these neurons inhibited DG neuronal hyperactivity and suppressed pentylenetetrazole (PTZ)-induced seizures.

Conclusion

JuB exerts its antiseizure effect through the activation of vagal-mediated NTS-VGLUT2+ neurons and the inhibition of DG neurons. This reconciles cardiovascular and neurological modulation. These findings elucidate JuB’s pharmacological basis, advance epileptic pathophysiology understanding, and support personalized therapeutic strategies for epilepsy with hypertension.
背景:心血管和大脑之间的相互作用对癫痫的发生至关重要,但其潜在机制尚不清楚。紫皮(Ziziphi Spinosae Semen,简称ZSS)是一种传统草药,具有滋养心脏和镇静精神的作用,据推测,它可能通过调节心血管功能来抑制癫痫发作。目的:探讨红枣苷B (JuB)通过心脑串扰对癫痫的影响。方法:在急性发作模型中,通过脑电图/肌电图(EEG/EMG)记录、多生理信号监测、激光斑点血流成像和左迷走神经切开术评估癫痫活动和心血管参数。全脑c-Fos图谱显示孤立束核(NTS)为激活区。采用化学发生方法和体内多通道记录技术激活NTS (NTS- vglut2 +)中表达泡状谷氨酸转运蛋白2的神经元,并监测齿状回(DG)的神经元活动。结果:JuB具有降血压和抗癫痫作用。硝普钠(SNP)引起了类似的效果,在血压降低和癫痫发作抑制之间建立了治疗联系。JuB增加迷走神经放电,左迷走神经切断使其抗癫痫活性消失。全脑c-Fos图谱确定NTS和DG是关键的反应区域。JuB选择性激活NTS-VGLUT2+神经元,增强其放电。这些神经元的化学发生激活抑制了DG神经元的过度活跃,并抑制了戊四唑(PTZ)诱导的癫痫发作。结论:JuB通过激活迷走神经介导的NTS-VGLUT2+神经元和抑制DG神经元发挥抗癫痫作用。这调和了心血管和神经系统的调节。这些发现阐明了JuB的药理学基础,促进了对癫痫病理生理的认识,并为高血压癫痫的个性化治疗策略提供了支持。
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引用次数: 0
Corrigendum to “Astragalus licorice prescription and its active components alleviate chemotherapy-induced intestinal mucositis by apoptosis and fatty acid β-oxidation: Integrative multi-omics approaches” [Phytomedicine, 150 (2026) 157734] “甘草黄芪及其有效成分通过细胞凋亡和脂肪酸β-氧化缓解化疗诱导的肠黏膜炎:综合多组学方法”[j].植物医学,150(2026):157734。
IF 8.3 1区 医学 Q1 CHEMISTRY, MEDICINAL Pub Date : 2026-01-26 DOI: 10.1016/j.phymed.2026.157832
Xiaoqian Wang , Yuemei Zhang , Jinhan Wu , Dandan Chen , Minghui Xiu , Linghui Chang , Yan Wang , Jiangnan Li , Jianzheng He , Yongqi Liu
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引用次数: 0
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