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Discovery of a potent STAT3 inhibitor WR-S-647 for the treatment of ADPKD 发现一种有效的STAT3抑制剂WR-S-647治疗ADPKD。
IF 7.5 3区 医学
Archives of Pharmacal Research Pub Date : 2026-02-03 DOI: 10.1007/s12272-026-01594-0
Zhaoyong Kang, Wenchao Zhao, Wangrui Jin, Yongzhan Sun, Yangrui Peng, Jiemin Wong, Dong Guo, Yihua Chen
{"title":"Discovery of a potent STAT3 inhibitor WR-S-647 for the treatment of ADPKD","authors":"Zhaoyong Kang,&nbsp;Wenchao Zhao,&nbsp;Wangrui Jin,&nbsp;Yongzhan Sun,&nbsp;Yangrui Peng,&nbsp;Jiemin Wong,&nbsp;Dong Guo,&nbsp;Yihua Chen","doi":"10.1007/s12272-026-01594-0","DOIUrl":"10.1007/s12272-026-01594-0","url":null,"abstract":"<div><p>Autosomal dominant polycystic kidney disease (ADPKD) affects approximately 12.5 million individuals globally and is one of the most common causes of end-stage renal disease. It is typically associated with a gradual increase in the volume of numerous cysts in both kidneys. Recent studies have highlighted the critical role of signal transducer and activator of transcription 3 (STAT3) in ADPKD pathogenesis, as it is highly expressed and persistently activated in ADPKD kidneys. Through screening of our in-house compound library, we identified compound <b>WR-S-647</b> (<b>4e</b>) as a potent and specific inhibitor of STAT3 with a binding affinity of 34 nM to STAT3. <b>WR-S-647</b> suppressed the phosphorylation activation and nuclear localization of STAT3. In vitro, <b>WR-S-647</b> remarkably suppressed cyst formation and expansion in a Madin-Darby canine kidney (MDCK) cyst model. Meanwhile, it effectively diminished cyst growth in an ex vivo embryonal renal cyst model and an in vivo<i> Pkd1</i> knockout ADPKD mouse model. Our study identifies <b>WR-S-647</b> as a potent STAT3-mediated inhibitor and provides preclinical proof-of-concept for its efficacy in reducing cyst growth in ADPKD models.</p></div>","PeriodicalId":8287,"journal":{"name":"Archives of Pharmacal Research","volume":"49 1","pages":"174 - 196"},"PeriodicalIF":7.5,"publicationDate":"2026-02-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"146112052","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"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
PF protects retinal pigment epithelial cells from oxidative injury by enhancing mitophagy through a CUL3-dependent AMPK/ULK1 pathway PF通过cul3依赖性AMPK/ULK1途径增强线粒体自噬,从而保护视网膜色素上皮细胞免受氧化损伤。
IF 7.5 3区 医学
Archives of Pharmacal Research Pub Date : 2026-02-02 DOI: 10.1007/s12272-026-01597-x
Xi Chen, Wei Shi, Yujie Zhu, Kai Li, Ying Xia, Hao Wu, Tianming Hu, Chengyao Qin, Wei Wei
{"title":"PF protects retinal pigment epithelial cells from oxidative injury by enhancing mitophagy through a CUL3-dependent AMPK/ULK1 pathway","authors":"Xi Chen,&nbsp;Wei Shi,&nbsp;Yujie Zhu,&nbsp;Kai Li,&nbsp;Ying Xia,&nbsp;Hao Wu,&nbsp;Tianming Hu,&nbsp;Chengyao Qin,&nbsp;Wei Wei","doi":"10.1007/s12272-026-01597-x","DOIUrl":"10.1007/s12272-026-01597-x","url":null,"abstract":"<div><p>Mitophagy dysfunction is a critical contributor to retinal pigment epithelial (RPE) cell damage during the progression of retinal degenerative diseases, including age-related macular degeneration (AMD). In this study, we investigated the effects of paeoniflorin (PF) on mitophagy in RPE cells, with a particular focus on the CUL3/LKB1/AMPK/ULK1 signaling pathway. ARPE-19 cells were treated with different concentrations of PF to evaluate cytotoxicity, and its protective effects were further examined in H₂O₂-induced oxidative stress models in vitro and in sodium iodate (NaIO₃)-induced RPE injury models in vivo. Protein levels of CUL3, apoptosis-related factors, mitophagy markers, and components of the LKB1/AMPK/ULK1 pathway were assessed by western blotting, and mitophagy was visualized using MitoTracker labeling. Cycloheximide (CHX) and coimmunoprecipitation (Co-IP) assays were performed to analyze the interaction between CUL3 and LKB1. PF treatment enhanced mitophagy in H₂O₂-stimulated ARPE-19 cells, whereas Parkin knockdown markedly attenuated this effect. In oxidatively damaged cells, PF promoted AMPK and ULK1 phosphorylation, increased mitophagy-associated protein expression, and alleviated mitochondrial dysfunction; these protective effects were abolished by pharmacological inhibition of AMPK or ULK1. In addition, CUL3 overexpression significantly attenuated PF-induced mitophagy activation and reduced PF-associated phosphorylation of LKB1, AMPK, and ULK1. Mechanistically, PF downregulated CUL3 expression, while CUL3 promoted the ubiquitination and degradation of LKB1. Silencing CUL3 induced mitophagy in H₂O₂-treated cells, whereas concurrent knockdown of CUL3 and LKB1 abolished this effect. In vivo, PF mitigated RPE cell loss, enhanced mitophagy, and activated the CUL3/LKB1/AMPK/ULK1 signaling pathway in the retinal tissues of NaIO₃-induced mice. Collectively, these findings indicate that PF protects against RPE injury in an NaIO₃-induced AMD-like model by downregulating CUL3 expression and activating LKB1/AMPK/ULK1-mediated mitophagy.</p></div>","PeriodicalId":8287,"journal":{"name":"Archives of Pharmacal Research","volume":"49 2","pages":"242 - 261"},"PeriodicalIF":7.5,"publicationDate":"2026-02-02","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"146099616","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"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
Ischemic stroke neuroprotection revisited: translational barriers and a phase-resolved, biomarker-anchored framework 缺血性卒中神经保护重访:翻译障碍和阶段解决,生物标志物锚定框架。
IF 7.5 3区 医学
Archives of Pharmacal Research Pub Date : 2026-01-27 DOI: 10.1007/s12272-026-01593-1
Sam Seok Cho, Eun Jin Shin, Yun Gyeong Kim, Kyu Min Kim
{"title":"Ischemic stroke neuroprotection revisited: translational barriers and a phase-resolved, biomarker-anchored framework","authors":"Sam Seok Cho,&nbsp;Eun Jin Shin,&nbsp;Yun Gyeong Kim,&nbsp;Kyu Min Kim","doi":"10.1007/s12272-026-01593-1","DOIUrl":"10.1007/s12272-026-01593-1","url":null,"abstract":"<div><p>Despite extensive research defining the molecular cascades of ischemic stroke, including excitotoxicity, oxidative stress, inflammation, blood–brain barrier disruption, and regulated cell death, translation of neuroprotective strategies into effective clinical therapies has remained largely unsuccessful. Growing evidence suggests that this gap reflects recurring limitations in translational design rather than insufficient mechanistic insight, including phase-inappropriate intervention, narrow therapeutic windows, inadequate brain exposure, and lack of target engagement in heterogeneous patient populations. In this review, we critically examine why biologically plausible targets have failed to produce clinical benefit by synthesizing lessons from preclinical and clinical studies. We identify common patterns of translational failure and propose a phase-resolved, biomarker-anchored framework that prioritizes therapeutic actionability according to disease stage and neurovascular context. By repositioning biomarkers as tools for patient stratification, risk prediction, and confirmation of target engagement, this framework supports rational sequencing from hyperacute reperfusion support to stage-matched neurovascular and immune modulation and subsequent neurorestorative strategies. This decision-oriented perspective aims to guide more effective trial design and improve translational success in ischemic stroke.</p></div>","PeriodicalId":8287,"journal":{"name":"Archives of Pharmacal Research","volume":"49 1","pages":"30 - 60"},"PeriodicalIF":7.5,"publicationDate":"2026-01-27","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"146050087","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"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
cis-Clerodane-type diterpenoids from Tinospora crispa and their anticancer potential crispa Tinospora中顺氯罗丹型二萜及其抗癌潜力。
IF 7.5 3区 医学
Archives of Pharmacal Research Pub Date : 2026-01-20 DOI: 10.1007/s12272-026-01596-y
Se Yun Jeong, Jisun Kim, Ji Won Ha, Norhayati Ahmad, Nurul Hazlina Zaini, Yoon-Joo Ko, Alan Jung Park, Wonhwa Lee, Ki Hyun Kim
{"title":"cis-Clerodane-type diterpenoids from Tinospora crispa and their anticancer potential","authors":"Se Yun Jeong,&nbsp;Jisun Kim,&nbsp;Ji Won Ha,&nbsp;Norhayati Ahmad,&nbsp;Nurul Hazlina Zaini,&nbsp;Yoon-Joo Ko,&nbsp;Alan Jung Park,&nbsp;Wonhwa Lee,&nbsp;Ki Hyun Kim","doi":"10.1007/s12272-026-01596-y","DOIUrl":"10.1007/s12272-026-01596-y","url":null,"abstract":"<div><p><i>Tinospora crispa</i> (Menispermaceae) has been traditionally consumed as a functional food and herbal remedy in Southeast Asia, notably in Thailand and India. <i>cis</i>-Clerodane-type diterpenoids represent the characteristic and predominant metabolites of the genus <i>Tinospora</i>. Chemical investigation of a MeOH extract of <i>T. crispa</i> leaves, guided by LC/MS analysis coupled with an in-house UV spectral library, led to the isolation of five compounds (<b>1</b>–<b>5</b>), including four new <i>cis</i>-clerodane-type diterpenoids (<b>1</b>–<b>4</b>). Their structures were elucidated by 1D and 2D NMR spectroscopy, high-resolution mass spectrometry (HR-ESIMS), interproton distance analysis using NOE peak amplitude normalization for improved cross-relaxation (PANIC), Snatzke’s method, and computational ECD and DP4⁺ probability calculations. The isolated compounds (<b>1</b>–<b>5</b>) were evaluated for their anticancer potential in both liver (Hepa1c1c7, Hepa1-6) and lung (LLC1, A549) cancer cell lines. All compounds <b>1</b>–<b>5</b> reduced A549 cell viability by approximately 70%, at 200 μM and showing comparable activity in LLC1. Molecular analyses showed that compound <b>3</b> affected downstream Hippo signaling components (YAP, TAZ, pan-TEAD) in liver cancer cells and inhibited pro-survival pathways—including phosphorylated AKT—in lung cancer cells, where it also elevated apoptotic markers Bax and cleaved caspase-3 while reducing anti-apoptotic BCL-2. Overall, compound <b>3</b> exhibited the most consistent and potent cell-line specific anticancer effects across both models, highlighting its potential as a promising lead candidate for further anticancer drug development. Collectively, these results suggest concentration-dependent anticancer activity of <i>T. crispa</i> diterpenoids in liver and lung cancer models and further support compound <b>3</b> as promising leading candidate targeting key survival signaling pathways in cancer.</p></div>","PeriodicalId":8287,"journal":{"name":"Archives of Pharmacal Research","volume":"49 1","pages":"158 - 173"},"PeriodicalIF":7.5,"publicationDate":"2026-01-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12913334/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"146008732","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Correction to: Resveratrol ameliorates liver fibrosis by inhibiting ATF4 to regulate glutamine metabolism in hepatic stellate cells 更正:白藜芦醇通过抑制ATF4调节肝星状细胞谷氨酰胺代谢来改善肝纤维化。
IF 7.5 3区 医学
Archives of Pharmacal Research Pub Date : 2026-01-19 DOI: 10.1007/s12272-026-01592-2
Huiya Ying, Yixiao Wang, Dandan Zhu, Jun Xu, Xiangting Zhang, Hong Pan, Yuan Zeng, Xiao Wu, Weimin Cai, Ruoru Zhou, Ziqiang Xia, Fujun Yu
{"title":"Correction to: Resveratrol ameliorates liver fibrosis by inhibiting ATF4 to regulate glutamine metabolism in hepatic stellate cells","authors":"Huiya Ying,&nbsp;Yixiao Wang,&nbsp;Dandan Zhu,&nbsp;Jun Xu,&nbsp;Xiangting Zhang,&nbsp;Hong Pan,&nbsp;Yuan Zeng,&nbsp;Xiao Wu,&nbsp;Weimin Cai,&nbsp;Ruoru Zhou,&nbsp;Ziqiang Xia,&nbsp;Fujun Yu","doi":"10.1007/s12272-026-01592-2","DOIUrl":"10.1007/s12272-026-01592-2","url":null,"abstract":"","PeriodicalId":8287,"journal":{"name":"Archives of Pharmacal Research","volume":"49 4","pages":"575 - 575"},"PeriodicalIF":7.5,"publicationDate":"2026-01-19","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145997192","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"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
Unlocking drug development: the distinctive roles of PET and SPECT imaging from molecular kinetics to therapeutic response 解锁药物开发:PET和SPECT成像从分子动力学到治疗反应的独特作用。
IF 7.5 3区 医学
Archives of Pharmacal Research Pub Date : 2025-12-20 DOI: 10.1007/s12272-025-01591-9
Sun Mi Park, Joo Yeon Park, Tae Sup Lee, Ji-Young Kim, Hai-Jeon Yoon, Bom Sahn Kim, Byung Seok Moon
{"title":"Unlocking drug development: the distinctive roles of PET and SPECT imaging from molecular kinetics to therapeutic response","authors":"Sun Mi Park,&nbsp;Joo Yeon Park,&nbsp;Tae Sup Lee,&nbsp;Ji-Young Kim,&nbsp;Hai-Jeon Yoon,&nbsp;Bom Sahn Kim,&nbsp;Byung Seok Moon","doi":"10.1007/s12272-025-01591-9","DOIUrl":"10.1007/s12272-025-01591-9","url":null,"abstract":"<div><p>Drug development is a multifaceted and time-intensive process that spans candidate discovery, formulation, pharmacokinetics (PK), and evaluation of therapeutic efficacy and safety. Nuclear medicine imaging—particularly positron emission tomography (PET) and single-photon emission computed tomography (SPECT)—enables noninvasive, quantitative, and dynamic assessments of drug behavior at the molecular and systemic levels. These modalities visualize real-time biodistribution, tissue PK, target engagement, and treatment response, addressing the limitations of conventional approaches such as plasma sampling and invasive tissue biopsies. This review summarizes the contributions of PET and SPECT across the drug development continuum. Representative case studies illustrate their applications in characterizing molecular kinetics, informing pharmacokinetic and pharmacodynamic (PK/PD) relationships, evaluating target specificity, and detecting early off-target effects. We also discuss how imaging-derived metrics can support earlier go/no-go decisions, enhance preclinical-to-clinical translation through a shared quantitative framework across species and disease models, and inform individualized therapeutic strategies. Overall, PET and SPECT serve as core tools that improve the accuracy, safety, and efficiency of modern drug development for molecularly targeted therapies.</p></div>","PeriodicalId":8287,"journal":{"name":"Archives of Pharmacal Research","volume":"49 1","pages":"134 - 157"},"PeriodicalIF":7.5,"publicationDate":"2025-12-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145793186","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"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
Harnessing transcriptomics for discovery of natural products to overcome acquired cancer resistance 利用转录组学发现天然产物以克服获得性癌症抗性。
IF 7.5 3区 医学
Archives of Pharmacal Research Pub Date : 2025-12-08 DOI: 10.1007/s12272-025-01590-w
Heerim Yeo, Sang-Yun Kim, Sang-Min Park
{"title":"Harnessing transcriptomics for discovery of natural products to overcome acquired cancer resistance","authors":"Heerim Yeo,&nbsp;Sang-Yun Kim,&nbsp;Sang-Min Park","doi":"10.1007/s12272-025-01590-w","DOIUrl":"10.1007/s12272-025-01590-w","url":null,"abstract":"<div><p>Targeted cancer therapy is often compromised by the development of acquired drug resistance. Beyond genetic mutations, recent studies underscore the role of non-genetic plasticity and adaptive network rewiring in driving this resistance. Overcoming this challenge requires innovative approaches, including the integration of transcriptomics and natural product research. Natural products are chemically diverse agents that can modulate multiple resistance pathways due to their polypharmacological properties. In parallel, transcriptomic profiling of drug-exposed cells provides genome-wide snapshots of resistance states and reveals how candidate compounds remodel these cells. This review summarizes the methods by which transcriptomics facilitates the identification of natural products that overcome resistance to targeted therapies. It outlines the canonical resistance mechanisms and highlights the natural products that reverse these adaptive networks at the molecular level. It then discusses how systematic transcriptomic workflows, including differential expression profiling, pathway analysis, and perturbome matching, elucidate the modes of action of natural compounds. This data-driven framework facilitates the discovery of novel agents, supports drug repurposing, and guides the rational design of combination therapies to restore drug sensitivity. Finally, it addresses clinical translation barriers and emerging computational frontiers, such as multi-omics and artificial intelligence, which will increasingly play vital roles in harnessing the therapeutic potential of natural products in patients with resistant cancers.</p></div>","PeriodicalId":8287,"journal":{"name":"Archives of Pharmacal Research","volume":"49 1","pages":"1 - 29"},"PeriodicalIF":7.5,"publicationDate":"2025-12-08","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145699492","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"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
Exploration of recent advancements of nanoparticle-based therapeutics emphasis on diabetic-related chronic wound management: a comprehensive review 探索纳米颗粒治疗的最新进展,重点是糖尿病相关的慢性伤口管理:全面回顾。
IF 7.5 3区 医学
Archives of Pharmacal Research Pub Date : 2025-12-05 DOI: 10.1007/s12272-025-01585-7
Esraa M. Elshazly, Mona G. Arafa, Samia A. Nour
{"title":"Exploration of recent advancements of nanoparticle-based therapeutics emphasis on diabetic-related chronic wound management: a comprehensive review","authors":"Esraa M. Elshazly,&nbsp;Mona G. Arafa,&nbsp;Samia A. Nour","doi":"10.1007/s12272-025-01585-7","DOIUrl":"10.1007/s12272-025-01585-7","url":null,"abstract":"<div><p>The skin is frequently subjected to injuries and disorders encompassing both acute and chronic wounds. Chronic wounds, including diabetic wounds, pose significant clinical problems due to prolonged and ineffective healing processes. Traditional therapies are associated with many limitations. In this regard, nanoparticles (NPs)-based drug delivery systems have emerged as promising solutions for improving chronic wound healing and to overcome the drawbacks of conventional approaches. Furthermore, the functionalization of these NPs through surface modification can increase the overall therapeutic performance. Incorporating them into advanced dosage form maximizes the therapeutic impact. Although their therapeutic promise is high, clinical translation of nanoparticles is hindered by challenges such as manufacturing problems with scaling up production of lipid nanoparticles and the regulatory difficulties related to nanoparticle characterization, such as compliance with FDA criteria for size variation. The current review endeavored to explore the most recently developed nanotechnology-based therapeutic agents that are used in diabetic chronic wound healing, especially SLNs. It also discusses the various surface modification strategies that can enhance therapeutic effectiveness. Further, to maximize the overall efficacy of the drug delivery system and to improve wound healing outcomes, the incorporation of NPs into advanced dosage forms such as thermoresponsive gels has a huge impact. This review also serves as a database for the methodology of collecting the required data, screening, and selection in addition to the pathways from NPs preclinical studies to the stages of clinical approval; moreover, NPs manufacturing and scaling-up feasibility.</p><h3>Graphical abstract</h3>\u0000<div><figure><div><div><picture><source><img></source></picture></div></div></figure></div></div>","PeriodicalId":8287,"journal":{"name":"Archives of Pharmacal Research","volume":"49 1","pages":"101 - 133"},"PeriodicalIF":7.5,"publicationDate":"2025-12-05","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12913279/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145676329","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Constituents from Caragana jubata (Pall.) Poir. and their in vitro neuroprotective effects 锦鸡儿的成分Poir。以及它们在体外的神经保护作用。
IF 7.5 3区 医学
Archives of Pharmacal Research Pub Date : 2025-12-01 DOI: 10.1007/s12272-025-01589-3
Xiaohong Wang, Hailian Yuan, Siyi Wang, Liang Liu
{"title":"Constituents from Caragana jubata (Pall.) Poir. and their in vitro neuroprotective effects","authors":"Xiaohong Wang,&nbsp;Hailian Yuan,&nbsp;Siyi Wang,&nbsp;Liang Liu","doi":"10.1007/s12272-025-01589-3","DOIUrl":"10.1007/s12272-025-01589-3","url":null,"abstract":"<div><p>The present study aimed to isolate compounds from <i>Caragana jubata</i> (Pall.) Poir. and evaluate their in vitro neuroprotective effects. The compounds were isolated by various column chromatographic techniques and semipreparative HPLC. The structures of the new compounds were elucidated using HR‒ESI‒MS, UV, IR, 1D and 2D NMR, and single X-ray diffraction data analysis. Furthermore, their absolute configurations were determined through ECD spectroscopic data analysis. An oxygen‒glucose deprivation/reperfusion (OGD/R)-induced PC12 cell model and LPS-induced NO release from a BV2 cell model were established to evaluate their in vitro neuroprotective effects. Four undescribed compounds (<b>1‒4)</b>, comprising one rare rearranged isoflavanone derivative with a 6/6/6/6 four-ring system, one isoflavanone, and two isoflavones, together with 21 known compounds, were isolated from <i>C. jubata</i>. The steric configurations of compound <b>5</b> were determined for the first time. Compounds <b>1‒5</b>, <b>7‒9</b>, <b>11‒12</b>, <b>14‒15</b>, and <b>17‒21</b> showed protective effects against OGD/R-induced PC12 cells in a range of 3.125 to 25 µM. (‒)-Caraflavonoid B (<b>2b</b>) displayed the most prominent protective activity. In addition, compound <b>2b</b> had antineuroinflammatory activity. Results of network pharmacology indicate compound <b>2b</b> may exert anti-ischemic stroke (anti-IS) effect by modulating multiple targets and pathways.</p></div>","PeriodicalId":8287,"journal":{"name":"Archives of Pharmacal Research","volume":"48 11-12","pages":"1314 - 1327"},"PeriodicalIF":7.5,"publicationDate":"2025-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145653568","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"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
Inhibition of RBPJ transcription complex promotes IL-17 and IFN-γ secretion by CD4⁺ T cells in hepatocellular carcinoma 抑制RBPJ转录复合物促进肝癌中CD4 + T细胞分泌IL-17和IFN-γ。
IF 7.5 3区 医学
Archives of Pharmacal Research Pub Date : 2025-11-24 DOI: 10.1007/s12272-025-01587-5
Yuxin Yao, Xinyu Zhang, Hao Wu, Banglun Pan, Zhu Zhang, Dongjie Ye, Xiaoqian Wang, Nanhong Tang
{"title":"Inhibition of RBPJ transcription complex promotes IL-17 and IFN-γ secretion by CD4⁺ T cells in hepatocellular carcinoma","authors":"Yuxin Yao,&nbsp;Xinyu Zhang,&nbsp;Hao Wu,&nbsp;Banglun Pan,&nbsp;Zhu Zhang,&nbsp;Dongjie Ye,&nbsp;Xiaoqian Wang,&nbsp;Nanhong Tang","doi":"10.1007/s12272-025-01587-5","DOIUrl":"10.1007/s12272-025-01587-5","url":null,"abstract":"<div><p>Hepatocellular carcinoma (HCC) is characterized by an immunosuppressive tumor microenvironment (TME), indicating that immune cell activation is a promising approach. The use of γ-secretase inhibitors (GSIs) to control high Notch signaling activity is currently one of the traditional methods for clinical immunotherapy of HCC. However, the lack of substrate specificity in GSIs often leads to serious side effects. In contrast, a novel small molecule compound, RBPJ inhibitor-1 (RIN1), which selectively blocks the functional interaction between RBPJ and Notch intracellular domain (NICD), has been found to inhibit CD8<sup>+</sup> T cells exhaustion in HCC effectively. However, its impact on CD4<sup>+</sup> T cells is still unknown. This study found that RIN1 stimulated T cell IL-17 and IFN-γ secretion, and drove more T cell differentiation towards Th17.1 (CD161<sup>+</sup>, CD183<sup>+</sup>, CD191<sup>−</sup>). Furthermore, RIN1 upregulated T cell STAT3, STAT4, TBX21 protein levels, enhanced STAT3 and RORγt binding to the IL-17 promoter, and facilitated STAT4 and TBX21 enrichment on IFNG promoter. RIN1 also boosted T cell-mediated antitumor immunity and inhibited HCC cells’ epithelial-mesenchymal transition. Notably, IL-17R knockdown in HCC cells partially reverted RIN1-enhanced T cell antitumor effects. In vivo, RIN1 promoted the expression of IL-17 and IFN-γ in CD4<sup>+</sup> TILs while suppressing PD-1 expression and reducing the frequency of Treg cells, exhibiting tumor growth inhibition. These findings suggested that RIN1 enhances CD4<sup>+</sup> T cell-mediated antitumor immunity in HCC by modulating gene transcription and cell subset differentiation, highlighting its potential as an immunostimulatory agent (Graphical abstract).</p></div>","PeriodicalId":8287,"journal":{"name":"Archives of Pharmacal Research","volume":"48 11-12","pages":"1382 - 1398"},"PeriodicalIF":7.5,"publicationDate":"2025-11-24","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145586028","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"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
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