Naunyn-schmiedebergs Archives of Pharmacology最新文献

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Investigating the protective properties of Panax ginseng and its constituents against biotoxins and metal toxicity: a mechanistic review 研究三七及其成分对生物毒素和金属毒性的保护作用:机理综述
Naunyn-schmiedebergs Archives of Pharmacology Pub Date : 2024-09-17 DOI: 10.1007/s00210-024-03410-2
Maryam Rameshrad, Zahra Memariani, Karim Naraki, Hossein Hosseinzadeh
{"title":"Investigating the protective properties of Panax ginseng and its constituents against biotoxins and metal toxicity: a mechanistic review","authors":"Maryam Rameshrad, Zahra Memariani, Karim Naraki, Hossein Hosseinzadeh","doi":"10.1007/s00210-024-03410-2","DOIUrl":"https://doi.org/10.1007/s00210-024-03410-2","url":null,"abstract":"<p>Natural toxins are toxic substances produced by living microorganisms and cause harmful effects to other creatures, but not the organisms themselves. Based on the sources, they are classified into fungal, microbial, herbal, algae, and animal biotoxins. Metals, the oldest toxicants, are not created or destroyed by human industry as elements, just concentrated in the biosphere. An antidote can counteract the toxic effects of a drug or toxin or mitigate the adverse effects of a harmful substance. The potential antidote effects of <i>Panax ginseng</i> in organ toxicity have been proved by many scientific research projects. Herein, we are going to gather a comprehensive mechanistic review of the antidotal effects of ginseng and its main constituents against natural toxins and metal toxicity. In this regard, a literate search has been done in PubMed/Medline, Science Direct, and Scopus from 2000 until 2024. The gathered data showed the protective impacts of this golden plant and its secondary metabolites against aflatoxin, deoxynivalenol, three-nitro propionic acid, ochratoxin A, lipopolysaccharide, nicotine, aconite, domoic acid, α-synuclein, amyloid β, and glutamate as well as aluminum, cadmium, chrome, copper, iron, and lead. These antidotal effects occur by multi-functional mechanisms. It may be attributed to antioxidant, anti-inflammatory, and anti-apoptotic effects. Future research directions on the antidotal effects of ginseng against natural toxins and metal toxicity involve broadening the scope of studies to include a wider range of toxins and metals, exploring synergistic interactions with other natural compounds, and conducting more human clinical trials to validate the efficacy and safety of ginseng-based treatments.</p>","PeriodicalId":18862,"journal":{"name":"Naunyn-schmiedebergs Archives of Pharmacology","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2024-09-17","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142265049","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Carvacrol improves cognitive dysfunction by decreasing amyloid-β accumulation and regulating neuroinflammation in ovariectomized renovascular hypertensive rats 香芹酚通过减少淀粉样蛋白-β的积累和调节卵巢切除的新血管性高血压大鼠的神经炎症来改善认知功能障碍
Naunyn-schmiedebergs Archives of Pharmacology Pub Date : 2024-09-16 DOI: 10.1007/s00210-024-03442-8
Duygu Bayraktar, Büşra Ertaş, Yasemin Aydın, Göksel Şener
{"title":"Carvacrol improves cognitive dysfunction by decreasing amyloid-β accumulation and regulating neuroinflammation in ovariectomized renovascular hypertensive rats","authors":"Duygu Bayraktar, Büşra Ertaş, Yasemin Aydın, Göksel Şener","doi":"10.1007/s00210-024-03442-8","DOIUrl":"https://doi.org/10.1007/s00210-024-03442-8","url":null,"abstract":"<p>Hypertension contributes to both the development and progression of brain damage and cognitive dysfunction in the postmenopausal period in women. Carvacrol (CAR), which can easily cross the blood-brain barrier, exhibits neuroprotective properties due to its antioxidant, anti-inflammatory, and anti-apoptotic effects. In the present study, we have examined the effect of CAR treatment on learning-memory impairment in a post-menopausal hypertensive rat model that was induced by ovariectomy following two-kidney, one-clip renovascular hypertension surgery. From the third week after the establishment of renovascular hypertension in ovariectomized rats, CAR (40 mg/kg) was administered once daily for consecutive 7 weeks by gastric gavage. Systolic blood pressure was estimated by the tail-cuff method once a week. At the end of the study, cognitive functions were evaluated with behavioral tests and also neurochemical changes were measured in serum, cortex, and hippocampus by ELISA test. Blood pressure was decreased with CAR treatment in hypertensive rats. Serum estrogen levels decreased in ovariectomized rats and did not change with CAR treatment. CAR demonstrated beneficial effects on learning and memory tests as determined by increased recognition index, the number of platforms crossed, and time spent in the target quadrant. Due to CAR treatment, there was a marked reduction in the hippocampal and cortex amyloid-β, osteopontin, interleukin-6 and tumor necrosis factor-alpha levels, and acetylcholinesterase activity, while an increment in neprilysin and interleukin-10 levels was found. In conclusion, since CAR suppressed amyloid-β deposition and neuroinflammation in ovariectomized-hypertensive rats, it is thought that it may be protective against memory disorders in postmenopausal hypertensive women.</p>","PeriodicalId":18862,"journal":{"name":"Naunyn-schmiedebergs Archives of Pharmacology","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2024-09-16","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142265051","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Thrombin receptor PAR4 cross-activates the tyrosine kinase c-met in atrial cardiomyocytes 凝血酶受体 PAR4 交叉激活心房心肌细胞中的酪氨酸激酶 c-met
Naunyn-schmiedebergs Archives of Pharmacology Pub Date : 2024-09-16 DOI: 10.1007/s00210-024-03436-6
Claudia Mittendorff, Issam Abu-Taha, Lena Kassler, Tobias Hustedt, Stephanie Wolf, Johannes G. Bode, Markus Kamler, Dobromir Dobrev, Anke C. Fender
{"title":"Thrombin receptor PAR4 cross-activates the tyrosine kinase c-met in atrial cardiomyocytes","authors":"Claudia Mittendorff, Issam Abu-Taha, Lena Kassler, Tobias Hustedt, Stephanie Wolf, Johannes G. Bode, Markus Kamler, Dobromir Dobrev, Anke C. Fender","doi":"10.1007/s00210-024-03436-6","DOIUrl":"https://doi.org/10.1007/s00210-024-03436-6","url":null,"abstract":"<p>Thrombin supports coagulation-independent inflammation via protease-activated receptors (PAR). PAR4 is specifically increased in obese human atria, correlating with NLRP3 inflammasome activation. PAR4-mediated NLRP3 inflammasome activation in atrial cardiomyocytes is not known, nor have signaling partners been identified. Thrombin transactivates the hepatocyte growth factor receptor in some cancer cells, so we examined PAR4/c-met cross-talk in atrial cardiomyocytes and its possible significance in obesity. Cardiomyocytes from right atrial appendages (RAA) of obese patients expressed more PAR1 and PAR4 compared to non-obese. In HL-1 atrial cardiomyocytes, thrombin induced caspase-1 auto-activation and IL-1β maturation; IL-1β secretion was evoked by PAR4-activating peptide (AP), but not PAR1-AP. PAR4-AP additionally increased phosphorylated CaMKII-Thr287, mTOR-Ser2481, and Akt-Ser473 while suppressing AMPK-Thr172 phosphorylation. Total kinase levels were largely unaltered. PAR4AP rapidly increased phosphorylated c-met in HL-1 cells and over time also transcriptionally upregulated c-met. The c-met inhibitor SGX-523 abrogated the effects of PAR4-AP on CaMKII/AKT/mTOR phosphorylation but did not affect PAR4-stimulated IL-1β production. Obese human RAA contained more IL-1β, phospho-c-met, and phospho-mTOR than non-obese RAA; CamKII phosphorylation was not modified. Atria from high-fat diet (HFD) versus chow-fed mice also contained more IL-1β, together with higher myeloperoxidase activity, <i>Acta2</i> mRNA total and phosphorylated c-met; these increases were blunted in PAR4<sup>-/-</sup> HFD-fed mice. Thrombin cross-activates c-met via PAR4 in atrial cardiomyocytes. Transactivated c-met contributes partially to PAR4-mediated signaling, but NLRP3 inflammasome activation appears to be largely independent of c-met. Abundance of PAR4 and activated c-met increases with obesity, providing therapeutic targets for management of adiposity-driven AF.</p>","PeriodicalId":18862,"journal":{"name":"Naunyn-schmiedebergs Archives of Pharmacology","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2024-09-16","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142265060","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Protective effect of sinomenine against CCl4-induced acute liver injury through regulation of mitochondrial biogenesis 西诺明通过调节线粒体生物生成对 CCl4 诱导的急性肝损伤具有保护作用
Naunyn-schmiedebergs Archives of Pharmacology Pub Date : 2024-09-16 DOI: 10.1007/s00210-024-03448-2
Alireza Shahmohammadi, Seyed-Mohamad-Sadegh Mirahmadi, Ali-Mohammad Rousta, Tourandokht Baluchnejadmojarad, Mehrdad Roghani
{"title":"Protective effect of sinomenine against CCl4-induced acute liver injury through regulation of mitochondrial biogenesis","authors":"Alireza Shahmohammadi, Seyed-Mohamad-Sadegh Mirahmadi, Ali-Mohammad Rousta, Tourandokht Baluchnejadmojarad, Mehrdad Roghani","doi":"10.1007/s00210-024-03448-2","DOIUrl":"https://doi.org/10.1007/s00210-024-03448-2","url":null,"abstract":"<p>Carbon tetrachloride (CCl4)-provoked acute liver injury (ALI) is typified by intensified apoptotic, inflammatory, and oxidative changes besides mitochondrial dysfunction. Sinomenine is an active constituent in the medicinal plant <i>Sinomenium acutum</i>. The main objective of this study was to determine sinomenine-induced hepatoprotection following CCl4 challenge with an emphasis on unraveling the contribution of mitochondrial biogenesis-related factors. To induce ALI, CCl4 was injected <i>i.p.</i> and sinomenine was orally administered at 10, 25, and 50 mg/kg. Serum factors in relation to liver dysfunction were measured in addition to hepatic analysis of apoptotic, mitochondrial biogenesis, oxidative, and inflammatory parameters. Sinomenine pretreatment significantly lowered ALT and AST, MDA, IL-6, apoptosis intensity, and TNF-α and restored mitochondrial biogenesis besides enhancement of SOD, sirtuin-1, and AMPK. Sinomenine also conferred hepatoprotective impact, as was apparent by lower pathologic changes. These effects were accompanied by changes in gene expression for AMPK/sirtuin-1/PGC-1α/PPARγ. The current study showed sinomenine hepatoprotective impact in CCl4-induced ALI that is associated with its regulation of mitochondrial biogenesis and parallel enhancement of AMPK/sirtuin-1.</p>","PeriodicalId":18862,"journal":{"name":"Naunyn-schmiedebergs Archives of Pharmacology","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2024-09-16","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142265052","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Chemistry, biosynthesis, and theranostics of antioxidant flavonoids and polyphenolics of genus Rhododendron: an overview 杜鹃花属抗氧化类黄酮和多酚类物质的化学、生物合成和治疗学概述
Naunyn-schmiedebergs Archives of Pharmacology Pub Date : 2024-09-14 DOI: 10.1007/s00210-024-03428-6
Amjad Hussain, Sajjad Azam, Rabia Maqsood, Riaz Anwar, Muhammad Sajid Hamid Akash, Hidayat Hussain, Daijie Wang, Muhammad Imran, Katarzyna Kotwica-Mojzych, Shoaib Khan, Shabbir Hussain, Muhammad Adnan Ayub
{"title":"Chemistry, biosynthesis, and theranostics of antioxidant flavonoids and polyphenolics of genus Rhododendron: an overview","authors":"Amjad Hussain, Sajjad Azam, Rabia Maqsood, Riaz Anwar, Muhammad Sajid Hamid Akash, Hidayat Hussain, Daijie Wang, Muhammad Imran, Katarzyna Kotwica-Mojzych, Shoaib Khan, Shabbir Hussain, Muhammad Adnan Ayub","doi":"10.1007/s00210-024-03428-6","DOIUrl":"https://doi.org/10.1007/s00210-024-03428-6","url":null,"abstract":"<p>The genus <i>Rhododendron</i> is an ancient and most widely distributed genus of the family Ericaceae consisting of evergreen plant species that have been utilized as traditional medicine since a very long time for the treatment of various ailments including pain, asthma, inflammation, cold, and acute bronchitis. The chemistry of polyphenolics isolated from a number of species of the genus <i>Rhododendron</i> has been investigated. During the currently designed study, an in-depth study on the phytochemistry, natural distribution, biosynthesis, and pharmacological properties including their potential capability as free radical scavengers has been conducted. This work provides structural characteristics of phenolic compounds isolated from the species of <i>Rhododendron</i> with remarkable antioxidant potential. In addition, biosynthesis and theranostic study have also been encompassed with the aims to furnish a wide platform of valuable information for designing of new drug entities. The detailed information including names, structural features, origins, classification, biosynthetic pathways, theranostics, and pharmacological effects of about <b>171</b> phenolics and flavonoids isolated from the 36 plant species of the genus <i>Rhododendron</i> with the antioxidant potential has been covered in this manuscript. This study demonstrated that species of <i>Rhododendron</i> genus have excellent antioxidant activities and great potential as a source for natural health products. This comprehensive review might serve as a foundation for more investigation into the <i>Rhododendron</i> genus.</p>","PeriodicalId":18862,"journal":{"name":"Naunyn-schmiedebergs Archives of Pharmacology","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2024-09-14","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142265053","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
A PDE1 inhibitor, vinpocetine, ameliorates epithelial-mesenchymal transition and renal fibrosis in adenine-induced chronic kidney injury in rats by targeting the DNMT1/Klotho/β-catenin/Snail 1 and MMP-7 pathways PDE1 抑制剂长春西汀通过靶向 DNMT1/Klotho/β-catenin/Snail 1 和 MMP-7 通路,改善腺嘌呤诱导的大鼠慢性肾损伤中的上皮-间充质转化和肾纤维化现象
Naunyn-schmiedebergs Archives of Pharmacology Pub Date : 2024-09-14 DOI: 10.1007/s00210-024-03393-0
Amira Mohammed Abdelfattah, Zeinab A. Mohammed, Aliaa Talaat, Walaa Samy, Mamdouh Eldesoqui, Reham I. Elgarhi
{"title":"A PDE1 inhibitor, vinpocetine, ameliorates epithelial-mesenchymal transition and renal fibrosis in adenine-induced chronic kidney injury in rats by targeting the DNMT1/Klotho/β-catenin/Snail 1 and MMP-7 pathways","authors":"Amira Mohammed Abdelfattah, Zeinab A. Mohammed, Aliaa Talaat, Walaa Samy, Mamdouh Eldesoqui, Reham I. Elgarhi","doi":"10.1007/s00210-024-03393-0","DOIUrl":"https://doi.org/10.1007/s00210-024-03393-0","url":null,"abstract":"<p>Tubulointerstitial fibrosis (TIF) is present with chronic kidney disease (CKD). Vinpocetine (Vinpo) is used for treating cerebrovascular deficits, exhibiting some kidney-beneficial effects; however, its role in TIF is uncertain. So, the aim of this study was to investigate its potential impact on adenine-induced fibrotic CKD and explore the underlying mechanistic aspects. Eighteen male Wistar rats were categorized into three groups (<i>n</i> = 6 each). Group I was kept as controls and given saline; group II received adenine (300 mg/kg, twice weekly, i.p.) for induction of the CKD model; and group III was administered Vinpo (20 mg/kg/d, orally) concurrently with adenine. All treatments were administered for 4 weeks. Vinpo revealed an improvement in renal function and an alleviation of inflammation triggered by adenine via diminishing serum tumor necrosis factor-α (TNF-α) and interleukin 6 (IL-6) levels. Further, Vinpo repressed the epithelial-mesenchymal transition (EMT) with preserved E-cadherin mRNA expression and lowered gene and immune expression of fibronectin and vimentin, respectively, besides attenuating the elevated G2/M arrest-related molecules (renal Ki67 protein contents and p21 gene expression). Renal pathological alterations caused by adenine were attenuated upon Vinpo administration. Interestingly, Vinpo suppressed abnormal renal β-catenin immunoreactivity, Snail 1, and MMP-7 gene expression while simultaneously restored Klotho protein expression by downregulating DNA methyltransferase 1 enzyme (DNMT1) protein expression in the kidney. These data indicated that Vinpo effectively mitigated EMT and G2/M arrest-induced renal fibrosis in adenine-induced CKD rats by targeting DNMT1-associated Klotho suppression, subsequently inhibiting β-catenin and its fibrotic downstream genes.</p>","PeriodicalId":18862,"journal":{"name":"Naunyn-schmiedebergs Archives of Pharmacology","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2024-09-14","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142265055","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Exploring the benefits of astaxanthin as a functional food ingredient: Its effects on oxidative stress and reproductive outcomes in women with PCOS – A systematic review and single-arm meta-analysis of randomized clinical trials 探索虾青素作为功能性食品配料的益处:虾青素对多囊卵巢综合征妇女氧化应激和生殖结果的影响--随机临床试验的系统回顾和单臂荟萃分析
Naunyn-schmiedebergs Archives of Pharmacology Pub Date : 2024-09-13 DOI: 10.1007/s00210-024-03432-w
Victória Dogani Rodrigues, Beatriz Leme Boaro, Lívia Fornari Laurindo, Eduardo Federighi Baisi Chagas, Enzo Pereira de Lima, Lucas Fornari Laurindo, Sandra Maria Barbalho
{"title":"Exploring the benefits of astaxanthin as a functional food ingredient: Its effects on oxidative stress and reproductive outcomes in women with PCOS – A systematic review and single-arm meta-analysis of randomized clinical trials","authors":"Victória Dogani Rodrigues, Beatriz Leme Boaro, Lívia Fornari Laurindo, Eduardo Federighi Baisi Chagas, Enzo Pereira de Lima, Lucas Fornari Laurindo, Sandra Maria Barbalho","doi":"10.1007/s00210-024-03432-w","DOIUrl":"https://doi.org/10.1007/s00210-024-03432-w","url":null,"abstract":"<p>Polycystic ovary syndrome (PCOS) is a prevalent gynecological-endocrinological disorder characterized by hyperandrogenism, menstrual irregularities, and metabolic disturbances. Recent research has highlighted the role of oxidative stress and chronic inflammation in exacerbating PCOS symptoms and impeding reproductive outcomes. Astaxanthin, a potent antioxidant found in marine organisms, has been suggested as a potential therapeutic intervention due to its ability to reduce oxidative stress and inflammation. This meta-analysis systematically reviews randomized controlled trials assessing the impact of astaxanthin supplementation on oxidative stress and reproductive outcomes in women with PCOS. Data from four trials were analyzed, focusing on markers of oxidative stress and reproductive health metrics. The meta-analysis utilized fixed and random-effects models to synthesize results, with heterogeneity assessed using Chi-square and I<sup>2</sup> statistics. The findings indicate that while astaxanthin significantly improves markers of total antioxidant capacity (TAC) in follicular fluid, it does not show a consistent effect on other oxidative stress biomarkers such as malondialdehyde (MDA), catalase (CAT), or superoxide dismutase (SOD). Reproductive outcomes, including oocyte quality and the number of high-quality embryos, showed moderate improvements, although effects on fertilization rates and pregnancy outcomes were insignificant. The analysis highlights variability in study designs and dosing, suggesting a need for further research with standardized protocols and larger sample sizes. Future studies should focus on determining optimal dosing, exploring mechanistic pathways, and investigating the combined effects of astaxanthin with other interventions. Longitudinal studies are needed to assess long-term benefits and safety, and personalized approaches could enhance treatment efficacy for individuals with PCOS.</p>","PeriodicalId":18862,"journal":{"name":"Naunyn-schmiedebergs Archives of Pharmacology","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2024-09-13","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142214383","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Advertisements for prescription-free drugs and dietary supplements in the Deutsche Apotheker Zeitung (German Pharmacist Journal) 德国药剂师杂志》(Deutsche Apotheker Zeitung)上的免处方药物和膳食补充剂广告
Naunyn-schmiedebergs Archives of Pharmacology Pub Date : 2024-09-12 DOI: 10.1007/s00210-024-03401-3
Kristian Kuschel, Roland Seifert
{"title":"Advertisements for prescription-free drugs and dietary supplements in the Deutsche Apotheker Zeitung (German Pharmacist Journal)","authors":"Kristian Kuschel, Roland Seifert","doi":"10.1007/s00210-024-03401-3","DOIUrl":"https://doi.org/10.1007/s00210-024-03401-3","url":null,"abstract":"<p>The Deutsche Apotheker Zeitung (DAZ, German Pharmacist Journal) is an independent pharmaceutical newspaper focusing on science and practice, mainly for the profession of pharmacist. In this study, drug advertising in the DAZ was analysed. To our knowledge, there is little scientific data available on drug advertising in professional journals. We assumed that professional journals provide particularly good background information on the advertised drugs because they are targeted to specialists. All non-prescription medicines and preparations that fall under the Medicines Advertising Law (Heilmittelwerbegesetz, HWG) were studied. The Medicines Advertising Law regulates the legal procedure for advertising medicinal products in Germany. The 167 product advertisements from the 52 issues of 2021 were analysed and checked for compliance with the Medicines Advertising Law. We identified significant deficiencies in compliance with the legislation. These included the lack of mandatory information required by the Medicines Advertising Law, for example the indication of adverse drug reactions and the listing of contraindications. There are very few peer-reviewed references on the efficacy of the advertised preparations. A scientific validation was carried out using the PubMed database, with the result that scientific information was available only for 1/3 of the advertisements. In addition, the appearance and target groups as well as social structures, images and feelings conveyed by the advertising were analysed. This study provides insights into the mechanisms of drug advertising in professional journals, which have not yet been researched to any great extent. Even in professional journals, pharmacological evidence plays a much smaller role than marketing, psychology and traditional social values. It seems that drug manufacturers deliberately ignore the German Medicines Advertising Law to advertise their products in the best possible way. Stricter legal controls should be put in place to prevent this practice and protect consumers from misinformation. This will increase drug safety.</p>","PeriodicalId":18862,"journal":{"name":"Naunyn-schmiedebergs Archives of Pharmacology","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2024-09-12","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142214418","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Multifaceted therapeutic approach via thiazolidinedione-infused magnolol in chitosan nanoparticles targeting hyperlipidemia and oxidative stress in gestational diabetes mellitus in experimental mice 通过壳聚糖纳米粒子中的噻唑烷二酮注入马格诺尔,针对妊娠糖尿病实验小鼠的高脂血症和氧化应激,提供多方面的治疗方法
Naunyn-schmiedebergs Archives of Pharmacology Pub Date : 2024-09-12 DOI: 10.1007/s00210-024-03404-0
Rui Li
{"title":"Multifaceted therapeutic approach via thiazolidinedione-infused magnolol in chitosan nanoparticles targeting hyperlipidemia and oxidative stress in gestational diabetes mellitus in experimental mice","authors":"Rui Li","doi":"10.1007/s00210-024-03404-0","DOIUrl":"https://doi.org/10.1007/s00210-024-03404-0","url":null,"abstract":"<p>Recent advancements in nanotechnology have sparked interest in the synthesis of chitosan nanoparticles and their potential applications in medicine. This study investigates the synthesis of chitosan nanoparticles infused with thiazolidinedione and magnolol (TZ/ML-ChNPs) and their therapeutic effects on gestational diabetes mellitus (GDM) in experimental mice. Using streptozotocin-induced diabetic pregnant mice as a model, the study examines the anti-diabetic effects of TZ/ML-ChNPs <i>in vitro</i> and explores possible mechanisms of action. Results show a notable decrease in α-amylase and α-glucosidase activities in TZ/ML-ChNPs-treated samples. Cytocompatibility and flow cytometry analysis in streptozotocin-induced diabetic pregnant mice conducted on RIN-5F cell line demonstrate the safety profile of TZ/ML-ChNPs. The primary objective of this research is to assess whether TZ/ML-ChNPs can mitigate hyperlipidemia and oxidative stress in diabetic pregnant mice. Chitosan nanoparticles with thiazolidinedione and magnolol have therapeutic effects that may be used in clinical and pharmaceutical applications.</p><h3 data-test=\"abstract-sub-heading\">Graphical abstract</h3>","PeriodicalId":18862,"journal":{"name":"Naunyn-schmiedebergs Archives of Pharmacology","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2024-09-12","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142214385","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Barriers in reporting adverse effects of medical devices: a literature review 报告医疗器械不良反应的障碍:文献综述
Naunyn-schmiedebergs Archives of Pharmacology Pub Date : 2024-09-11 DOI: 10.1007/s00210-024-03431-x
Sukhpreet Kaur, Ayush Gandhi, Sahibjot Kaur Sandhu, Ashish Baldi
{"title":"Barriers in reporting adverse effects of medical devices: a literature review","authors":"Sukhpreet Kaur, Ayush Gandhi, Sahibjot Kaur Sandhu, Ashish Baldi","doi":"10.1007/s00210-024-03431-x","DOIUrl":"https://doi.org/10.1007/s00210-024-03431-x","url":null,"abstract":"<p>Medical devices play an essential role in the delivery of healthcare but its use is not entirely risk free. There are several instances where it causes mortality or morbidity among users. It is important to evaluate the risks involved at every stage of its application to bring improvement in the standard of healthcare. For the purpose Materiovigilance Program of India was launched on July 6, 2015. Despite these efforts, available data suggests that reporting of adverse events is very low. The present study aims to identify barriers that influence the reporting of adverse events of medical devices and outline a strategy to overcome these barriers. Systemic review method has been adopted to achieve these ends. Thirty-one papers have been selected based on the inclusion criteria related to objective of the study. Lack of awareness, attitude, and resources are found to be major barriers at the individual level for not reporting adverse effects of medical devices. The organizational factors such as hierarchical set up, lack of time and incentives, and furthermore lack of industry responsiveness have been identified as prominent barriers to the reporting of adverse events. In order to improve the reporting level, it is important to make access and contact easier with the reporting system. Engaging healthcare professionals at various levels by acknowledging and appreciating their contribution. The adverse events of medical devices should not be restricted to physicians; only rather other health care professional such as nurses, pharmacists, and technicians should also be encouraged to report any adverse event of medical devices.</p>","PeriodicalId":18862,"journal":{"name":"Naunyn-schmiedebergs Archives of Pharmacology","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2024-09-11","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142214416","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
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