European journal of pharmacology最新文献

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Corrigendum to "Effects of maternal smoking on inflammation, autophagy/mitophagy, and miRNAs in endothelial cells: Influence of newborn sex" [Europ. J. Pharmacol. 998 (2025) 177648]. “母亲吸烟对内皮细胞炎症、自噬/有丝分裂和mirna的影响:新生儿性别的影响”的更正[欧洲]。[j].药理学杂志,1997,17(5):387 - 398。
IF 4.7 3区 医学
European journal of pharmacology Pub Date : 2025-09-15 Epub Date: 2025-07-11 DOI: 10.1016/j.ejphar.2025.177930
Flavia Franconi, Valeria Lodde, Giampiero Capobianco, Massimo Criscione, Andrea Montella, Ilaria Campesi
{"title":"Corrigendum to \"Effects of maternal smoking on inflammation, autophagy/mitophagy, and miRNAs in endothelial cells: Influence of newborn sex\" [Europ. J. Pharmacol. 998 (2025) 177648].","authors":"Flavia Franconi, Valeria Lodde, Giampiero Capobianco, Massimo Criscione, Andrea Montella, Ilaria Campesi","doi":"10.1016/j.ejphar.2025.177930","DOIUrl":"10.1016/j.ejphar.2025.177930","url":null,"abstract":"","PeriodicalId":12004,"journal":{"name":"European journal of pharmacology","volume":" ","pages":"177930"},"PeriodicalIF":4.7,"publicationDate":"2025-09-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144616895","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
Corrigendum to: "Involvement of protein A and IL-16 in the hyperalgesia and allodynia evoked by Staphylococcus aureus in mice" [Eur J Pharmacol. 2025 1002:177861]. “蛋白A和IL-16在金黄色葡萄球菌引起的小鼠痛觉过敏和异位性痛中的作用”[J].中华药理学杂志,2002,21(2):1771 - 1771。
IF 4.7 3区 医学
European journal of pharmacology Pub Date : 2025-09-15 Epub Date: 2025-07-03 DOI: 10.1016/j.ejphar.2025.177876
Luis Menéndez, Alejandro Álvarez-Artime, Sara González-Rodríguez, Gemma Fernández-García, María González-Amor, Ángel Manteca, Ana Baamonde
{"title":"Corrigendum to: \"Involvement of protein A and IL-16 in the hyperalgesia and allodynia evoked by Staphylococcus aureus in mice\" [Eur J Pharmacol. 2025 1002:177861].","authors":"Luis Menéndez, Alejandro Álvarez-Artime, Sara González-Rodríguez, Gemma Fernández-García, María González-Amor, Ángel Manteca, Ana Baamonde","doi":"10.1016/j.ejphar.2025.177876","DOIUrl":"10.1016/j.ejphar.2025.177876","url":null,"abstract":"","PeriodicalId":12004,"journal":{"name":"European journal of pharmacology","volume":" ","pages":"177876"},"PeriodicalIF":4.7,"publicationDate":"2025-09-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144564710","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
Corrigendum to "Combination therapy with citalopram, bupropion, and lithium for the amelioration of the depressive-related effects induced by dexamethasone in male mice" [Eur. J. Pharmacol. 1002 (2025) 177780]. “西酞普兰、安非他酮和锂联合治疗改善雄性小鼠地塞米松诱导的抑郁相关效应”的更正[欧洲]。[j].医药科学,2002,17(5):377 - 378。
IF 4.7 3区 医学
European journal of pharmacology Pub Date : 2025-09-15 Epub Date: 2025-07-08 DOI: 10.1016/j.ejphar.2025.177835
Elmira Daliri, Zahra Hamyani, Ali Arjangi, Fatemeh Khakpai, Sakineh Alijanpour, Mohammad-Reza Zarrindast
{"title":"Corrigendum to \"Combination therapy with citalopram, bupropion, and lithium for the amelioration of the depressive-related effects induced by dexamethasone in male mice\" [Eur. J. Pharmacol. 1002 (2025) 177780].","authors":"Elmira Daliri, Zahra Hamyani, Ali Arjangi, Fatemeh Khakpai, Sakineh Alijanpour, Mohammad-Reza Zarrindast","doi":"10.1016/j.ejphar.2025.177835","DOIUrl":"10.1016/j.ejphar.2025.177835","url":null,"abstract":"","PeriodicalId":12004,"journal":{"name":"European journal of pharmacology","volume":" ","pages":"177835"},"PeriodicalIF":4.7,"publicationDate":"2025-09-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144599836","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
Corrigendum to "Dietary alpha-lipoic acid prevents depression-like and anxiety-like behavior under aircraft noise exposure in young adult male mice" [Eur. J. Pharmacol. 1002 (2025) 177834]. “饮食α -硫辛酸可预防年轻成年雄性小鼠在飞机噪音暴露下的抑郁样和焦虑样行为”的勘误表[欧洲。[j].医药科学,2002,17(5):378 - 378。
IF 4.7 3区 医学
European journal of pharmacology Pub Date : 2025-09-15 Epub Date: 2025-07-09 DOI: 10.1016/j.ejphar.2025.177904
Kangli Zhang, Liyong Yan, Xiaojing Lin, Chenyi Li, Xueqing Yi, Zhongya Shi, Cheng-Hsien Lin, Gang Sun
{"title":"Corrigendum to \"Dietary alpha-lipoic acid prevents depression-like and anxiety-like behavior under aircraft noise exposure in young adult male mice\" [Eur. J. Pharmacol. 1002 (2025) 177834].","authors":"Kangli Zhang, Liyong Yan, Xiaojing Lin, Chenyi Li, Xueqing Yi, Zhongya Shi, Cheng-Hsien Lin, Gang Sun","doi":"10.1016/j.ejphar.2025.177904","DOIUrl":"10.1016/j.ejphar.2025.177904","url":null,"abstract":"","PeriodicalId":12004,"journal":{"name":"European journal of pharmacology","volume":" ","pages":"177904"},"PeriodicalIF":4.7,"publicationDate":"2025-09-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144607789","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
Dipyrone induces sex-dependent latent sensitization in a preclinical model of medication overuse headache 在药物过度使用头痛的临床前模型中,双吡隆诱导性别依赖的潜在致敏。
IF 4.7 3区 医学
European journal of pharmacology Pub Date : 2025-09-15 DOI: 10.1016/j.ejphar.2025.178173
Fernanddo José Spagnol , Julia Maria Zortea , Larissa Cieslinsky Gomes , Fernanda Mariano Ribeiro da Luz , Darciane Favero Baggio , Vanessa Bordenowsky Pereira Lejeune , Luiz Eduardo Nunes Ferreira , Caroline Machado Kopruszinski , Juliana Geremias Chichorro
{"title":"Dipyrone induces sex-dependent latent sensitization in a preclinical model of medication overuse headache","authors":"Fernanddo José Spagnol ,&nbsp;Julia Maria Zortea ,&nbsp;Larissa Cieslinsky Gomes ,&nbsp;Fernanda Mariano Ribeiro da Luz ,&nbsp;Darciane Favero Baggio ,&nbsp;Vanessa Bordenowsky Pereira Lejeune ,&nbsp;Luiz Eduardo Nunes Ferreira ,&nbsp;Caroline Machado Kopruszinski ,&nbsp;Juliana Geremias Chichorro","doi":"10.1016/j.ejphar.2025.178173","DOIUrl":"10.1016/j.ejphar.2025.178173","url":null,"abstract":"<div><div>The excessive use of medications for the symptomatic treatment of primary headaches can lead to the development of Medication Overuse Headache (MOH), a secondary chronic headache. It is considered that the excessive use of any over-the counter analgesic can induce MOH, but there is little preclinical and clinical evidence. This study aimed to evaluate whether prolonged exposure to dipyrone (metamizole) in both male and female rats induces MOH. First, the acute effect of dipyrone (60 mg/kg) was assessed in migraine-related responses induced by injection of calcitonin-gene related peptide (CGRP, 0.1 nmol/10 μL) in the trigeminal ganglion. Next, the animals were orally treated with dipyrone (120 mg/kg, 2 x day/30 days) and the periorbital mechanical threshold was assessed at 5-day intervals. At the end of the treatment, the animals were exposed to a bright light for allodynia reinstatement. Mechanical thresholds in the hindpaw region, locomotor activity as well as plasma levels of CGRP were also assessed. A single administration of dipyrone reduced periorbital mechanical allodynia induced by CGRP in male and female rats. Male and female rats treated with dipyrone for 30 days did not show any change in the periorbital mechanical threshold. However, chronic dipyrone induced latent sensitization, revealed by bright light exposure, selectively in females. Prolonged dipyrone treatment did not affect the paw mechanical threshold, the locomotory behavior, or the plasmatic levels of CGRP. These results suggest that prolonged treatment with dipyrone can cause sensitization of the trigeminal system and potentially induced MOH, with females being more vulnerable.</div></div>","PeriodicalId":12004,"journal":{"name":"European journal of pharmacology","volume":"1006 ","pages":"Article 178173"},"PeriodicalIF":4.7,"publicationDate":"2025-09-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145079999","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
Selective PI3Kγ inhibition attenuates chemotherapy-induced intestinal mucositis without compromising the anticancer properties of irinotecan 选择性抑制PI3Kγ可减轻化疗诱导的肠黏膜炎而不影响伊立替康的抗癌特性。
IF 4.7 3区 医学
European journal of pharmacology Pub Date : 2025-09-15 DOI: 10.1016/j.ejphar.2025.178165
Aurilene Gomes Cajado , Marina Helena Lopes , Gisele Fátima Pinheiro Rangel , Kayanny Queiroz Ferreira , Celia Choquenaira Quispe , Raiza Lima Silva , Luana Maria Moura Ferreira , Lívia Maria Soares Nobre , Jussara Matyelle Rodrigues Silva , Lízias Claudia Sampaio Quintela , Ana Lizeth Padilha Paguada , Anamaria Falcão Pereira , Ana Paula Negreiros Nunes Alves , Nylane Maria Nunes Alencar , Roberto César Pereira Lima-Júnior , Deysi Viviana Tenazoa Wong
{"title":"Selective PI3Kγ inhibition attenuates chemotherapy-induced intestinal mucositis without compromising the anticancer properties of irinotecan","authors":"Aurilene Gomes Cajado ,&nbsp;Marina Helena Lopes ,&nbsp;Gisele Fátima Pinheiro Rangel ,&nbsp;Kayanny Queiroz Ferreira ,&nbsp;Celia Choquenaira Quispe ,&nbsp;Raiza Lima Silva ,&nbsp;Luana Maria Moura Ferreira ,&nbsp;Lívia Maria Soares Nobre ,&nbsp;Jussara Matyelle Rodrigues Silva ,&nbsp;Lízias Claudia Sampaio Quintela ,&nbsp;Ana Lizeth Padilha Paguada ,&nbsp;Anamaria Falcão Pereira ,&nbsp;Ana Paula Negreiros Nunes Alves ,&nbsp;Nylane Maria Nunes Alencar ,&nbsp;Roberto César Pereira Lima-Júnior ,&nbsp;Deysi Viviana Tenazoa Wong","doi":"10.1016/j.ejphar.2025.178165","DOIUrl":"10.1016/j.ejphar.2025.178165","url":null,"abstract":"<div><div>Irinotecan-based anticancer therapy induces intestinal mucositis, increasing the risk of sepsis and patient death. The phosphoinositide 3-kinases (PI3K) are involved in cancer and inflammatory diseases, but their role in intestinal mucositis remains unknown. C57BL/6 male mice received vehicle (1 % DMSO, 10 ml/kg, p.o.), irinotecan alone or in combination with AS-605240 (a PI3Kγ inhibitor, 10 mg/kg, p.o.) or GSK2269557 (a PI3Kδ inhibitor, 3 mg/kg, p.o.). Histopathology, inflammatory markers, and diarrhea were assessed to evaluate mucositis. The antitumor effect was evaluated in mice inoculated with the Mc-38 colorectal cancer cell line. PI3Kγ inhibition attenuated irinotecan-induced intestinal injury, as evidenced by improved villus/crypt ratio. PI3Kγ inhibition also caused milder neutrophil accumulation, reduced expression of <em>Tlr2</em>, <em>Tlr4</em>, and <em>Tlr9</em>, and decreased levels of interleukin-1β and −6, as well as attenuated immunofluorescence for F4/80, a macrophage marker, and the regulatory T cell transcription factor FOXP3 (P &lt; 0.05 <em>vs.</em> irinotecan). Additionally, AS-605240 prevented goblet cell loss and attenuated diarrhea. Moreover, PI3Kγ inhibition combined with irinotecan showed no synergistic anticancer effects. In contrast, PI3Kδ blockade did not prevent the development of mucositis but rather enhanced neutrophil accumulation in the intestine. PI3Kγ inhibition attenuates chemotherapy-associated intestinal mucositis without compromising the anticancer efficacy of irinotecan. However, selective inhibition of PI3Kδ exacerbates the inflammatory response and tissue damage.</div></div>","PeriodicalId":12004,"journal":{"name":"European journal of pharmacology","volume":"1006 ","pages":"Article 178165"},"PeriodicalIF":4.7,"publicationDate":"2025-09-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145080053","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
Prognostic implications of antitumour efficacy and adverse events of EGFR-TKIs in non-small cell lung cancer: an ambispective cohort study EGFR-TKIs在非小细胞肺癌中的抗肿瘤疗效和不良事件的预后意义:一项双视角队列研究。
IF 4.7 3区 医学
European journal of pharmacology Pub Date : 2025-09-15 DOI: 10.1016/j.ejphar.2025.178168
Ling Yong , Yan'e Liu , Weizhe Jian , Lei Cai , Tianyu Bao , Pingyao Luo , Enze Gan , Chen Liu , Tianyu Wang , Qingyu Yao , Rong Chen , Baoshan Cao , Wei Liu , Tianyan Zhou
{"title":"Prognostic implications of antitumour efficacy and adverse events of EGFR-TKIs in non-small cell lung cancer: an ambispective cohort study","authors":"Ling Yong ,&nbsp;Yan'e Liu ,&nbsp;Weizhe Jian ,&nbsp;Lei Cai ,&nbsp;Tianyu Bao ,&nbsp;Pingyao Luo ,&nbsp;Enze Gan ,&nbsp;Chen Liu ,&nbsp;Tianyu Wang ,&nbsp;Qingyu Yao ,&nbsp;Rong Chen ,&nbsp;Baoshan Cao ,&nbsp;Wei Liu ,&nbsp;Tianyan Zhou","doi":"10.1016/j.ejphar.2025.178168","DOIUrl":"10.1016/j.ejphar.2025.178168","url":null,"abstract":"<div><div>The objective of this study was to quantify the impact of longitudinal tumour dynamics, time-varying drug-related adverse events (DRAEs), and other clinical characteristics on long-term outcomes in patients with non-small cell lung cancer (NSCLC) treated with epidermal growth factor receptor tyrosine kinase inhibitors (EGFR-TKIs). An ambispective cohort of 277 patients was analysed and externally validated using independent clinical trial data from 470 patients in the Project Data Sphere. Individual tumour growth trajectories were characterised by predicted sum of the longest diameters (SLD) using tumour growth inhibition (TGI) modelling. Time-dependent Cox and parametric time-to-event models were then applied to evaluate the influence of predicted tumour growth trajectories, observed dynamic DRAE profiles, cross-sectional variables derived from these measures, and additional covariates on time-to-treatment failure (TTF) and progression-free survival (PFS). The TGI models effectively captured individual tumour dynamics. Across both Cox and parametric time-to-event models, prognostic factors consistently included DRAEs, baseline metastasis, EGFR-TKI treatment history, and the specific EGFR-TKI administered. Notably, grade 2 DRAEs were associated with an optimal balance between efficacy and safety, and this association remained robust in sensitivity analyses and was preliminarily validated using external data. These findings emphasise the clinical relevance of DRAE grades in indicating long-term clinical benefit. By linking manageable toxicity with durable therapeutic outcomes, the study provides valuable insights for developing safe and effective EGFR-TKI treatment strategies in patients with NSCLC.</div></div>","PeriodicalId":12004,"journal":{"name":"European journal of pharmacology","volume":"1006 ","pages":"Article 178168"},"PeriodicalIF":4.7,"publicationDate":"2025-09-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145080055","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
Corrigendum to "Exploring monoamine oxidase B in nitric oxide dysregulation and vascular disease" [Europ. J. Pharmacol. 1002 (2025) 1-7 177863]. “探索单胺氧化酶B在一氧化氮失调和血管疾病中的作用”的勘误表[欧洲]。[j].医药科学,2002,26(2):1-7。
IF 4.7 3区 医学
European journal of pharmacology Pub Date : 2025-09-15 Epub Date: 2025-07-08 DOI: 10.1016/j.ejphar.2025.177903
Vijay Elipay, Atanu Mandal, Sanjiv Singh
{"title":"Corrigendum to \"Exploring monoamine oxidase B in nitric oxide dysregulation and vascular disease\" [Europ. J. Pharmacol. 1002 (2025) 1-7 177863].","authors":"Vijay Elipay, Atanu Mandal, Sanjiv Singh","doi":"10.1016/j.ejphar.2025.177903","DOIUrl":"10.1016/j.ejphar.2025.177903","url":null,"abstract":"","PeriodicalId":12004,"journal":{"name":"European journal of pharmacology","volume":" ","pages":"177903"},"PeriodicalIF":4.7,"publicationDate":"2025-09-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144599837","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
Resatorvid as a promising neuroprotective agent in pentylenetetrazol-kindling rat model: Suppressing neuroinflammation and enhancing cognitive and motor functions 雷伐托维作为一种有前途的神经保护剂在戊四唑点燃大鼠模型中:抑制神经炎症和增强认知和运动功能。
IF 4.7 3区 医学
European journal of pharmacology Pub Date : 2025-09-15 DOI: 10.1016/j.ejphar.2025.178160
Mennatallah H. Zidan, Hanan S. El-Abhar, Samira Saleh , Nesrine S. El Sayed, Suzan M. Mansour
{"title":"Resatorvid as a promising neuroprotective agent in pentylenetetrazol-kindling rat model: Suppressing neuroinflammation and enhancing cognitive and motor functions","authors":"Mennatallah H. Zidan,&nbsp;Hanan S. El-Abhar,&nbsp;Samira Saleh ,&nbsp;Nesrine S. El Sayed,&nbsp;Suzan M. Mansour","doi":"10.1016/j.ejphar.2025.178160","DOIUrl":"10.1016/j.ejphar.2025.178160","url":null,"abstract":"<div><div>Toll-like receptor 4 (TLR4) plays a key role in promoting seizure susceptibility, neuronal damage, and network dysfunction in epilepsy through its downstream inflammatory pathways. However, the therapeutic potential of resatorvid, a TLR4 inhibitor remains underexplored. This study investigated the neuroprotective effects of resatorvid (0.25 mg/kg) in a pentylenetetrazole (PTZ)-induced kindling model in rats. Seizures were induced by PTZ (35 mg/kg, every other day, i.p), and once full kindling was established, animals received either resatorvid or the standard antiepileptic drug carbamazepine for 14 days.</div><div>Resatorvid significantly reduced seizure severity, duration, and latency, mirroring the effects of carbamazepine. Using the Morris water maze and open field tests demonstrated improvements in locomotor activity, spatial memory, and cognitive performance. These behavioral gains correlated with hippocampal histopathological improvements, including reduced neuronal damage in the CA1 and CA3 regions as observed via H&amp;E staining.</div><div>At the molecular level, resatorvid treatment downregulated hippocampal protein expression of high mobility group box 1 (HMGB1), TLR4, and its downstream inflammatory signal, phosphorylated-nuclear factor kappa (NF-κ)B p65, and proinflammatory cytokines interleukin (IL)-1β and IL-8, while restoring that of the inhibitory kappa (Iκ)B. In addition, resatorvid reduced glial activation, as evidenced by decreased expression of the astrocytic marker GFAP and microglial marker Iba1 in the cytoplasm. These findings suggest that resatorvid exerts a multimodal neuroprotective effect by attenuating neuroinflammation and glial reactivity, preserving hippocampal structure, and improving cognitive and motor functions. Altogether, the results highlight resatorvid as a promising therapeutic candidate for epilepsy, warranting further exploration in preclinical and clinical settings.</div></div>","PeriodicalId":12004,"journal":{"name":"European journal of pharmacology","volume":"1006 ","pages":"Article 178160"},"PeriodicalIF":4.7,"publicationDate":"2025-09-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145079992","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
Doxorubicin increases G-protein coupled receptor-mediated vasoconstriction in coronary arteries via the mitogen-activated protein kinase kinase 1/2 pathway 阿霉素通过丝裂原活化蛋白激酶激酶1/2通路增加冠状动脉中g蛋白偶联受体介导的血管收缩。
IF 4.7 3区 医学
European journal of pharmacology Pub Date : 2025-09-15 DOI: 10.1016/j.ejphar.2025.178162
Caroline Lozahic, Helen Maddock, Mark Wheatley, Hardip Sandhu
{"title":"Doxorubicin increases G-protein coupled receptor-mediated vasoconstriction in coronary arteries via the mitogen-activated protein kinase kinase 1/2 pathway","authors":"Caroline Lozahic,&nbsp;Helen Maddock,&nbsp;Mark Wheatley,&nbsp;Hardip Sandhu","doi":"10.1016/j.ejphar.2025.178162","DOIUrl":"10.1016/j.ejphar.2025.178162","url":null,"abstract":"<div><div>Anthracyclines are one of the most effective chemotherapy drugs, but are associated with cardiotoxicity, including hypertension, however, little is known about the effect of anthracyclines on the vascular tone. Emerging data indicate that the anthracycline doxorubicin induces increases in vascular tone via endothelin subtype A (ET<sub>A</sub>) and B (ET<sub>B</sub>), serotonin (5-HT) subtype 1B (5-HT<sub>1B</sub>), and thromboxane prostanoid (TP) G-protein coupled receptors (GPCRs) in coronary arteries. This study examined for the first time whether the mitogen-activated protein kinase kinase 1/2 (MEK 1/2) pathway is involved in the doxorubicin-induced increase of vasoconstriction. This study used an organ culture model, where left anterior descending arteries (LAD) from rats were incubated with doxorubicin (0.5 μM) in the absence and presence of the MEK 1/2 specific inhibitor U0126 (5 μM), and GPCR-mediated vasoconstriction was analysed by wire-myography. GPCR mRNA levels and GPCR expression and localisation on LAD arteries were investigated by real-time PCR and immunohistochemistry. Doxorubicin treatment increased the vasoconstriction through ET<sub>A</sub> (278 % increase at 10<sup>−8.5</sup> M endothelin-1 (ET-1), 5-HT<sub>1B</sub> (193 % increase at 10<sup>−5.5</sup> M 5-carboxamidotryptamine (5-CT)) and TP (32 % increase at 10<sup>−6.5</sup> M U46619) receptors, and decreased ET<sub>B</sub>-mediated vasoconstriction (37 % decrease at 10<sup>−7.5</sup> M Sarafotoxin 6c (S6c)), however, a decrease in ET<sub>B</sub> mRNA was detected. Co-incubation with U0126 decreased doxorubicin-mediated increased vasoconstriction through ET<sub>A</sub>, 5-HT<sub>1B</sub>, and TP receptors. This novel study shows that doxorubicin treatment of LAD arteries increases vasoconstriction through ET<sub>A</sub>, 5-HT<sub>1B</sub>, and TP receptors through the MEK 1/2 pathway.</div></div>","PeriodicalId":12004,"journal":{"name":"European journal of pharmacology","volume":"1006 ","pages":"Article 178162"},"PeriodicalIF":4.7,"publicationDate":"2025-09-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145080026","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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