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Varieties of silence – a mixed-methods study exploring reasons and justifications for nondisclosure of the use of complementary therapies to physicians in Finland 沉默的多样性--一项混合方法研究,探讨芬兰医生不透露使用补充疗法的原因和理由
2区 医学 Q1 Medicine Pub Date : 2024-09-19 DOI: 10.1186/s12906-024-04640-w
Pauliina Aarva, Tiina Väänänen, Maija Pyykkönen, Tiia-Tuulia Kankkunen
In health care, two in three users of complementary therapies (CT) stay silent about their CT use. Disclosure of CT use to physicians is important for patient safety, participation, and shared decision-making. Common reasons for CT nondisclosure include patients´ expectations of physicians’ unaccepting response to disclosure, physicians not asking, and patients believing it is unnecessary. This study aimed to increase understanding of patient silence. We investigated how the reasons for nondisclosure of CT use reported by CT users were associated with the frequency of CT disclosure and how these associations and reported justifications to keep silent reflect patient silence among the study participants. This mixed-methods study used existing data from the non-probability-based online survey (n = 6802) targeted to CT users among the general population in Finland. A qualitative structured tabular thematic analysis was conducted for the selected 342 brief texts describing the reasons and justification for not telling physicians about CT use. The associations between the frequency of CT disclosure and the reasons for CT nondisclosure were analysed by crosstabulations and binary logistic regression analysis with SPSS (v28). Three types of patient silence were revealed. Avoidant silence illustrates the respondents coping with the fear of unwanted response from a physician and avoiding the expected negative consequences of CT disclosure. Precautionary silence exemplifies respondents striving to prevent the reoccurrence of previously experienced frustration of wishes to be seen and heard as CT users. Conditional silence portrays the self-confidence of respondents who assessed their need to disclose CT use to physicians on a case-by-case basis. Silence, for some patients, may serve as a way of warding off past and possible future fears and frustrations related to CT disclosure. It is important to recognise different types of patient silence related to CT disclosure to enhance patient participation and shared decision-making in health care. Efforts are needed to provide health policy decision-makers with information about CT users’ lived experiences with CT communication in health care.
在医疗保健领域,每三位辅助疗法(CT)使用者中就有两位对自己使用 CT 的情况保持沉默。向医生披露使用 CT 的情况对于患者的安全、参与和共同决策非常重要。不透露 CT 使用情况的常见原因包括:患者认为医生不会接受患者透露 CT 使用情况;医生没有询问;患者认为没有必要。本研究旨在加深对患者沉默的理解。我们调查了 CT 使用者所报告的不披露 CT 使用情况的原因与 CT 披露频率之间的关联,以及这些关联和所报告的保持沉默的理由如何反映出研究参与者中患者的沉默。这项混合方法研究使用了非概率在线调查(n = 6802)中的现有数据,调查对象是芬兰普通人群中的 CT 使用者。研究人员对所选的 342 个简短文本进行了定性结构化表格主题分析,这些文本描述了不告诉医生使用 CT 的原因和理由。使用 SPSS (v28) 进行交叉统计和二元逻辑回归分析,分析了 CT 披露频率与不披露 CT 的原因之间的关联。研究揭示了患者沉默的三种类型。回避型沉默说明受访者害怕医生不想要的回应,并避免披露 CT 的预期负面影响。预防性沉默说明受访者努力防止以前经历过的挫折再次发生,即希望作为 CT 使用者被看到和听到。有条件的沉默体现了受访者的自信,他们根据具体情况评估是否需要向医生披露使用 CT 的情况。对于某些患者来说,沉默可能是一种抵御过去和未来可能出现的与 CT 披露相关的恐惧和挫折的方式。重要的是要认识到与 CT 披露相关的不同类型的患者沉默,以加强患者在医疗保健中的参与和共同决策。需要努力为医疗政策决策者提供有关 CT 使用者在医疗保健中与 CT 沟通的生活经历的信息。
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引用次数: 0
In vitro study on efficacy of SKF7®, a Malaysian medicinal plant product against SARS-CoV-2 马来西亚药用植物产品 SKF7® 对 SARS-CoV-2 的体外药效研究
2区 医学 Q1 Medicine Pub Date : 2024-09-11 DOI: 10.1186/s12906-024-04628-6
Mohd Ridzuan Mohd Abd Razak, Nur Hana Md Jelas, Nor Azrina Norahmad, Norazlan Mohmad Misnan, Amirrudin Muhammad, Noorsofiana Padlan, Muhammad Nor Farhan Sa’at, Murizal Zainol, Ami Fazlin Syed Mohamed
In early 2020, COVID-19 pandemic has mobilized researchers in finding new remedies including repurposing of medicinal plant products focusing on direct-acting antiviral and host-directed therapies. In this study, we performed an in vitro investigation on the standardized Marantodes pumilum extract (SKF7®) focusing on anti-SARS-CoV-2 and anti-inflammatory activities. Anti-SARS-CoV-2 potential of the SKF7® was evaluated in SARS-CoV-2-infected Vero E6 cells and SARS-CoV-2-infected A549 cells by cytopathic effect-based assay and RT-qPCR, respectively. Target based assays were performed on the SKF7® against the S1-ACE2 interaction and 3CL protease activities. Anti-inflammatory activity of the SKF7® was evaluated by nitric oxide inhibitory and TLR2/TLR4 receptor blocker assays. The SKF7® inhibited wild-type Wuhan (EC50 of 21.99 µg/mL) and omicron (EC50 of 16.29 µg/mL) SARS-CoV-2 infections in Vero-E6 cells. The SKF7® also inhibited the wild-type SARS-CoV-2 infection in A549 cells (EC50 value of 6.31 µg/mL). The SKF7® prominently inhibited 3CL protease activity. The SKF7® inhibited the LPS induced-TLR4 response with the EC50 of 16.19 µg/mL. In conclusion, our in vitro study highlighted anti-SARS-CoV-2 and anti-inflammatory potentials of the SKF7®. Future pre-clinical in vivo studies focusing on antiviral and immunomodulatory potentials of the SKF7® in affecting the COVID-19 pathogenesis are warranted.
2020 年初,COVID-19 大流行促使研究人员寻找新的疗法,包括重新利用药用植物产品,重点是直接作用抗病毒和宿主导向疗法。在本研究中,我们对标准化的马兰头提取物(SKF7®)进行了体外研究,重点研究其抗SARS-CoV-2和抗炎活性。在SARS-CoV-2感染的Vero E6细胞和SARS-CoV-2感染的A549细胞中,分别通过基于细胞病理效应的检测和RT-qPCR对SKF7®的抗SARS-CoV-2潜力进行了评估。对 SKF7® 的 S1-ACE2 相互作用和 3CL 蛋白酶活性进行了靶标检测。一氧化氮抑制和 TLR2/TLR4 受体阻断试验评估了 SKF7® 的抗炎活性。SKF7® 可抑制 Vero-E6 细胞中野生型武汉病毒(EC50 为 21.99 µg/mL)和欧米茄病毒(EC50 为 16.29 µg/mL)的 SARS-CoV-2 感染。SKF7® 还能抑制野生型 SARS-CoV-2 在 A549 细胞中的感染(EC50 值为 6.31 µg/mL)。SKF7® 能显著抑制 3CL 蛋白酶的活性。SKF7® 可抑制 LPS 诱导的 TLR4 反应,其 EC50 值为 16.19 µg/mL。总之,我们的体外研究强调了 SKF7® 的抗 SARS-CoV-2 和抗炎潜力。未来的临床前体内研究应侧重于 SKF7® 在影响 COVID-19 发病机制方面的抗病毒和免疫调节潜力。
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引用次数: 0
Correction: Antimalarial efficacy test of the aqueous crude leaf extract of Coriandrum sativum Linn.: an in vivo multiple model experimental study in mice infected with Plasmodium berghei 更正:芫荽水性粗叶提取物的抗疟功效测试:对感染了疟原虫的小鼠进行的体内多模型实验研究
2区 医学 Q1 Medicine Pub Date : 2024-08-01 DOI: 10.1186/s12906-024-04598-9
Getu Habte, Sisay Habte, Oda Jilo, Wondwosen Alemu, Kedir Eyasu, Welela Meka, Getabalew Shifera, Wubishet Gezimu, Milkias Dugasa, Sanbato Tamiru, Meta Mamo, Abiyot Kelecha

Correction: BMC Complement Med Ther 24, 267 (2024)

https://doi.org/10.1186/s12906-024-04577-0

Following publication of the original article [1], the authors reported an error in the author name of Abiyot Kelecha.

The incorrect author name is Abiyo Kelecha.

The correct author name is Abiyot Kelecha.

The author group has been updated above and the original article [1] has been corrected.

  1. 1. Habte, G., Habte, S., Jilo, O. et al Antimalarial efficacy test of the aqueous crude leaf extract of Coriandrum sativum Linn.: an in vivo multiple model experimental study in mice infected with Plasmodium berghei. BMC Complement Med Ther 24, 267 (2024). https://doi.org/10.1186/s12906-024-04577-0

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Authors and Affiliations

  1. Department of Pharmacology and Clinical Pharmacy, School of Pharmacy, College of Health Sciences, Addis Ababa University, P.O. Box 1176, Addis Ababa, Ethiopia

    Getu Habte & Wondwosen Alemu

  2. Department of Pharmacy, College of Health Sciences, Mattu University, P.O. Box 318, Mettu, Ethiopia

    Getu Habte & Oda Jilo

  3. Department of Biology, College of Natural and Computational Sciences, Ambo University, P.O. Box 19, Ambo, Ethiopia

    Sisay Habte

  4. Department of Computer Science, College of Engineering and Technology, Mattu University, P.O. Box 318, Mettu, Ethiopia

    Kedir Eyasu

  5. Department of Chemistry, College of Natural and Computational Sciences, Mattu University, P.O.Box 318, Mettu, Ethiopia

    Welela Meka, Getabalew Shifera, Meta Mamo & Abiyot Kelecha

  6. Department of Nursing, College of Health Sciences, Mattu University, P.O. Box 318, Mettu, Ethiopia

    Wubishet Gezimu, Milkias Dugasa & Sanbato Tamiru

Authors
  1. Getu HabteView author publications

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  2. Sisay HabteView author publications

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  3. Oda JiloView author publications

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  4. Wondwosen AlemuView author publications

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  5. Kedir EyasuView author publications

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  6. Welela MekaView author
更正:BMC Complement Med Ther 24, 267 (2024)https://doi.org/10.1186/s12906-024-04577-0Following 原文[1]发表时,作者报告了Abiyot Kelecha的作者姓名有误。错误的作者姓名是Abiyo Kelecha。正确的作者姓名是Abiyot Kelecha。作者组别已在上文更新,原文[1]也已更正。1Habte, G., Habte, S., Jilo, O. et al Coriandrum sativum Linn.BMC Complement Med Ther 24, 267 (2024)。https://doi.org/10.1186/s12906-024-04577-0Download 参考文献作者及工作单位亚的斯亚贝巴大学健康科学学院药学院药理学与临床药学系,P.O. Box 1176, Addis Ababa University.Box 1176, Addis Ababa, EthiopiaGetu Habte & Wondwosen AlemuDepartment of Pharmacy, College of Health Sciences, Mattu University, P.O. Box 318, Mettu, EthiopiaGetu Habte & Oda JiloDepartment of Biology, College of Natural and Computational Sciences, Ambo University, P. O. Box 19, Ambo, EthiopiaGetu Habte & Oda JiloBox 19, Ambo, EthiopiaSisay HabteDepartment of Computer Science, College of Engineering and Technology, Mattu University, P.O. Box 318, Mettu, EthiopiaKedir EyasuDepartment of Chemistry, College of Natural and Computational Sciences, Mattu University, P.O.Box 318, Mettu, EthiopiaWelela Meka, Getabalew Shifera, Meta Mamo & Abiyot KelechaDepartment of Nursing, College of Health Sciences, Mattu University, P.O. Box 318, Mettu, EthiopiaWelela Meka, Getabalew Shifera, Meta Mamo & Abiyot Kelecha.Box 318, Mettu, EthiopiaWubishet Gezimu, Milkias Dugasa &;Sanbato TamiruAuthorsGetu HabteView Author publications您也可以在PubMed Google Scholar中搜索该作者Sisay HabteView Author publications您也可以在PubMed Google Scholar中搜索该作者Oda JiloView Author publications您也可以在PubMed Google Scholar中搜索该作者WondwosenAlemu查看作者发表的作品您也可以在 PubMed Google ScholarKedir Eyasu查看作者发表的作品您也可以在 PubMed Google ScholarWelela Meka查看作者发表的作品您也可以在 PubMed Google ScholarGetabalew Shifera查看作者发表的作品发表作品您也可以在 PubMed Google ScholarWubishet GezimuView 发表作品您也可以在 PubMed Google ScholarMilkias DugasaView 发表作品您也可以在 PubMed Google ScholarSanbato TamiruView 发表作品发表作品您也可以在PubMed Google Scholar中搜索该作者Meta Mamo查看作者发表作品您也可以在PubMed Google Scholar中搜索该作者Abiyot Kelecha查看作者发表作品您也可以在PubMed Google Scholar中搜索该作者通信作者Correspondence to Getu Habte.出版者注Springer Nature对已出版地图中的管辖权主张和机构隶属关系保持中立。原文的在线版本可在以下网址找到:https://doi.org/10.1186/s12906-024-04577-0.Open Access 本文采用知识共享署名 4.0 国际许可协议进行许可,该协议允许以任何媒介或格式使用、共享、改编、分发和复制,只要您适当注明原作者和来源,提供知识共享许可协议的链接,并说明是否进行了修改。本文中的图片或其他第三方材料均包含在文章的知识共享许可协议中,除非在材料的署名栏中另有说明。如果材料未包含在文章的知识共享许可协议中,且您打算使用的材料不符合法律规定或超出许可使用范围,则您需要直接从版权所有者处获得许可。要查看该许可的副本,请访问 http://creativecommons.org/licenses/by/4.0/.Reprints and permissionsCite this articleHabte, G., Habte, S., Jilo, O. et al. Correction:Coriandrum sativum Linn.的粗叶水提取物的抗疟功效测试:对感染伯格氏疟原虫的小鼠进行的体内多模型实验研究。BMC Complement Med Ther 24, 292 (2024). https://doi.org/10.1186/s12906-024-04598-9Download citationPublished: 01 August 2024DOI: https://doi.org/10.1186/s12906-024-04598-9Share this articleAnyone you share the following link with will be able to read this content:Get shareable linkSorry, a shareable link is not currently available for this article.Copy to clipboard Provided by the Springer Nature SharedIt content-sharing initiative.
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引用次数: 0
Integrated network pharmacology and metabolomics to reveal the mechanism of Pinellia ternata inhibiting non-small cell lung cancer cells 综合网络药理学和代谢组学揭示半夏抑制非小细胞肺癌细胞的机制
2区 医学 Q1 Medicine Pub Date : 2024-07-11 DOI: 10.1186/s12906-024-04574-3
Fan Feng, Ping Hu, Lei Peng, Lisheng Xu, Jun Chen, Qiong Chen, Xingtao Zhang, Xingkui Tao
Lung cancer is a malignant tumor with highly heterogeneous characteristics. A classic Chinese medicine, Pinellia ternata (PT), was shown to exert therapeutic effects on lung cancer cells. However, its chemical and pharmacological profiles are not yet understood. In the present study, we aimed to reveal the mechanism of PT in treating lung cancer cells through metabolomics and network pharmacology. Metabolomic analysis of two strains of lung cancer cells treated with Pinellia ternata extracts (PTE) was used to identify differentially abundant metabolites, and the metabolic pathways associated with the DEGs were identified by MetaboAnalyst. Then, network pharmacology was applied to identify potential targets against PTE-induced lung cancer cells. The integrated network of metabolomics and network pharmacology was constructed based on Cytoscape. PTE obviously inhibited the proliferation, migration and invasion of A549 and NCI-H460 cells. The results of the cellular metabolomics analysis showed that 30 metabolites were differentially expressed in the lung cancer cells of the experimental and control groups. Through pathway enrichment analysis, 5 metabolites were found to be involved in purine metabolism, riboflavin metabolism and the pentose phosphate pathway, including D-ribose 5-phosphate, xanthosine, 5-amino-4-imidazolecarboxyamide, flavin mononucleotide (FMN) and flavin adenine dinucleotide (FAD). Combined with network pharmacology, 11 bioactive compounds were found in PT, and networks of bioactive compound–target gene–metabolic enzyme–metabolite interactions were constructed. In conclusion, this study revealed the complicated mechanisms of PT against lung cancer. Our work provides a novel paradigm for identifying the potential mechanisms underlying the pharmacological effects of natural compounds.
肺癌是一种具有高度异质性的恶性肿瘤。一种经典中药--半夏(PT)被证明对肺癌细胞有治疗作用。然而,人们对其化学成分和药理作用还不甚了解。本研究旨在通过代谢组学和网络药理学揭示半夏治疗肺癌细胞的机制。通过对两株经半夏提取物(PTE)处理的肺癌细胞进行代谢组学分析,鉴定出差异丰富的代谢物,并通过MetaboAnalyst鉴定出与DEGs相关的代谢通路。然后,应用网络药理学鉴定了针对 PTE 诱导的肺癌细胞的潜在靶点。基于Cytoscape构建了代谢组学和网络药理学的整合网络。PTE明显抑制了A549和NCI-H460细胞的增殖、迁移和侵袭。细胞代谢组学分析结果表明,30种代谢物在实验组和对照组肺癌细胞中存在差异表达。通过通路富集分析,发现5种代谢物参与了嘌呤代谢、核黄素代谢和磷酸戊糖通路,包括D-核糖-5-磷酸、黄嘌呤核苷、5-氨基-4-咪唑羧酰胺、黄素单核苷酸(FMN)和黄素腺嘌呤二核苷酸(FAD)。结合网络药理学,在 PT 中发现了 11 种生物活性化合物,并构建了生物活性化合物-靶基因-代谢酶-代谢物的相互作用网络。总之,这项研究揭示了 PT 抗肺癌的复杂机制。我们的工作为确定天然化合物药理作用的潜在机制提供了一个新的范例。
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引用次数: 0
Effects of essential oil of Origanum onites and its major component carvacrol on the expression of toxicity pathway genes in HepG2 cells 牛至精油及其主要成分香芹酚对 HepG2 细胞毒性通路基因表达的影响
2区 医学 Q1 Medicine Pub Date : 2024-07-11 DOI: 10.1186/s12906-024-04571-6
Özlem Tomsuk, Victor Kuete, Hülya Sivas, Mine Kürkçüoğlu
Origanum species have been used in various commercial constructions as a remedy against burns and wounds, agriculture, alcoholic drinks, fragrance, and flavoring substances of food products. The essential oil of Origanum onites L. (EOOO) and its component carvacrol (CV) possesses a wide range of biological activities including anti-cancer activity. The purpose of this study was to investigate the growth inhibitory activity of the essential oil and its major component CV and then hepatotoxicity pathway-related genes in HepG2 cells. The effects of the EOOO and CV on cell growth and mRNA expressions of 84 hepatotoxicity pathway-related genes were investigated in HepG2, using trypan blue exclusion/ bromodeoxyuridine (BrdU) incorporation tests and real-time-polymerase chain reaction (RT-PCR) array, respectively. The EOOO and CV inhibited cell growth with IC50 values of 0.08 µg/mL and 45 µg/mL, respectively, after 24 h. Real-time, reverse-transcription-polymerase chain reaction (RT2-PCR) array analysis revealed that expressions of 32 genes out of 84 were changed at least 2-fold or more in the EOOO-treated cells. Among them, expression levels of 17 genes were elevated, while expression levels of 15 genes were diminished. Furthermore, after exposure of cells to 45 µg/mL of CV, the expression of 8 genes was increased while the other 8 genes were decreased. Both the EOOO and carvacrol affected the expression of 48 genes of HepG2 cells which are involved in the hepatotoxicity pathway, indicating their hepatoprotective and possible anti-hepatocarcinogenic effects. The present study demonstrates that the essential oil of Origanum onites and carvacrol can be used in various applications such as anticancer or herbal drugs, since its non-hepatotoxicity.
牛至品种在各种商业建筑中被用作治疗烧伤和创伤、农业、酒精饮料、香料和食品调味物质。牛至精油(EOOO)及其成分香芹酚(CV)具有广泛的生物活性,包括抗癌活性。本研究的目的是调查牛至精油及其主要成分 CV 的生长抑制活性,以及 HepG2 细胞中的肝毒性通路相关基因。研究采用胰蓝排除/溴脱氧尿苷(BrdU)掺入试验和实时聚合酶链反应(RT-PCR)阵列,分别检测了 EOOO 和 CV 对 HepG2 细胞生长和 84 个肝毒性通路相关基因 mRNA 表达的影响。实时反转录聚合酶链反应(RT2-PCR)阵列分析表明,84 个基因中有 32 个基因的表达在 EOOO 处理的细胞中发生了至少 2 倍或以上的变化。其中,17 个基因的表达水平升高,15 个基因的表达水平降低。此外,细胞暴露于 45 微克/毫升的 CV 后,8 个基因的表达水平升高,而另外 8 个基因的表达水平降低。香叶精油和香芹酚都影响了 HepG2 细胞中参与肝毒性途径的 48 个基因的表达,这表明它们具有保肝作用,并可能具有抗肝癌作用。本研究表明,牛至精油和香芹酚具有非肝脏毒性,可用于抗癌或草药等多种用途。
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引用次数: 0
Metabolic profiling and enzyme inhibitory activity of the essential oil of citrus aurantium fruit peel 枳壳果皮精油的代谢谱分析和酶抑制活性
2区 医学 Q1 Medicine Pub Date : 2024-07-10 DOI: 10.1186/s12906-024-04505-2
Naglaa S. Ashmawy, Nilofar Nilofar, Gokhan Zengin, Omayma A. Eldahshan
Bitter orange (Citrus aurantium) is a fruiting shrub native to tropical and subtropical countries around the world and cultivated in many regions due to its nutraceutical value. The current study investigated the metabolic profiling and enzyme inhibitory activities of volatile constituents derived from the C. aurantium peel cultivated in Egypt by three different extraction methods. The volatile chemical constituents of the peel of C. aurantium were isolated using three methods; steam distillation (SD), hydrodistillation (HD), and microwave-assisted hydrodistillation (MAHD), and then were investigated by GC-MS. The antioxidant potential was evaluated by different assays such as DPPH, ABTS, FRAP, CUPRAC, and phosphomolybdenum and metal chelating potential. Moreover, the effect of enzyme inhibition of the three essential oils was tested using BChE, AChE, tyrosinase, glucosidase, as well as amylase assays. A total of six compounds were detected by GC/MS analysis. The major constituent obtained by all three extraction methods was limonene (98.86% by SD, 98.68% by HD, and 99.23% by MAHD). Differences in the composition of the compounds of the three oils were observed. The hydrodistillation technique has yielded the highest number of compounds, notably two oxygenated monoterpenes: linalool (0.12%) and α-terpineol acetate (0.1%). In our study differences in the extraction methods of C. aurantium peel oils resulted in differences in the oils’ chemical composition. Citrus essential oils and their components showed potential antioxidant, anticholinesterase, antimelanogenesis, and antidiabetic activities. The presence of linalool and α-terpineol acetate may explain the superior activity observed for the oil isolated by HD in both radical scavenging and AChE inhibition assays, as well as in the enzyme inhibition assays.
苦橙(Citrus aurantium)是一种果实灌木,原产于世界各地的热带和亚热带国家,因其营养保健价值而在许多地区种植。本研究通过三种不同的提取方法,研究了从埃及栽培的苦橙果皮中提取的挥发性成分的代谢谱分析和酶抑制活性。本研究采用蒸汽蒸馏(SD)、水蒸馏(HD)和微波辅助水蒸馏(MAHD)三种方法分离了枳壳果皮中的挥发性化学成分,然后用气相色谱-质谱(GC-MS)对其进行了研究。通过 DPPH、ABTS、FRAP、CUPRAC、磷钼和金属螯合潜力等不同检测方法对其抗氧化潜力进行了评估。此外,还使用 BChE、AChE、酪氨酸酶、葡萄糖苷酶和淀粉酶检测了三种精油的酶抑制效果。通过气相色谱/质谱分析,共检测到六种化合物。三种提取方法得到的主要成分都是柠檬烯(SD 提取率为 98.86%,HD 提取率为 98.68%,MAHD 提取率为 99.23%)。三种油的化合物组成存在差异。水蒸馏技术产生的化合物数量最多,尤其是两种含氧单萜烯:芳樟醇(0.12%)和α-松油醇乙酸酯(0.1%)。在我们的研究中,枳壳皮精油提取方法的不同导致了精油化学成分的不同。柑橘精油及其成分具有潜在的抗氧化、抗胆碱酯酶、抗黑色素生成和抗糖尿病活性。芳樟醇和α-松油醇乙酸酯的存在可能是通过 HD 分离出的精油在自由基清除和 AChE 抑制试验以及酶抑制试验中具有更高活性的原因。
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引用次数: 0
Two spurge species, Euphorbia resinifera O. Berg and Euphorbia officinarum subsp. echinus (Hook.f. & Coss.) Vindt inhibit colon cancer 两种刺玫--Euphorbia resinifera O. Berg 和 Euphorbia officinarum subsp.
2区 医学 Q1 Medicine Pub Date : 2024-07-10 DOI: 10.1186/s12906-024-04566-3
Rania Benjamaa, Anlin Zhu, Soeun Kim, Dohyang Kim, Abdel Khalid Essamadi, Abdelkarim Moujanni, Anass Terrab, Namki Cho, Jaewoo Hong
Colon cancer, a prominent contributor to global cancer-related deaths, prompts the need for innovative treatment strategies. Euphorbia resinifera O. Berg (E. resinifera) and Euphorbia officinarum subsp. echinus Hook. f. & Coss Vindt (E. echinus) and their bee-derived products have been integral to traditional Moroccan medicine due to their potential health benefits. These plants have historical use in addressing various health issues, including cancer. However, their effects against colon cancer remain unclear, and the specific mechanisms underlying their anti-cancer effects lack comprehensive investigation. The study aimed to assess the potential anti-cancer effects of Euphorbia extract on colon cancer cell lines (DLD-1) through various techniques. The apoptosis, migration, and proliferation of DLD-1 cells were measured in DLD-1 cells. In addition, we conducted High-Performance Liquid Chromatography (HPLC) analysis to identify the profile of phenolic compounds present in the studied extracts. The extracts demonstrated inhibition of colon cancer cell migration. E. resinifera flower and E. echinus stem extracts show significant anti-migratory effects. Regarding anti-proliferative activity, E. resinifera flower extract hindered proliferation, whereas E. echinus flower extract exhibited dose-dependent inhibition. Apoptosis assays revealed E. resinifera flower extract inducing early-stage apoptosis and E. echinus flower extract promoting late-stage apoptosis. While apoptotic protein expression indicated, E. resinifera stem and propolis extracts had minimal impact on apoptosis. The findings provide evidence supporting the beneficial effects of E resinifera and E. echinus extracts on colon cancer and exerting anti-cancer properties.
结肠癌是导致全球癌症相关死亡的主要原因之一,因此需要创新的治疗策略。Euphorbia resinifera O. Berg(E. resinifera)和 Euphorbia officinarum subsp.这些植物在解决包括癌症在内的各种健康问题方面有着悠久的历史。然而,它们对结肠癌的作用仍不明确,其抗癌作用的具体机制也缺乏全面的研究。本研究旨在通过各种技术评估大戟提取物对结肠癌细胞株(DLD-1)的潜在抗癌作用。我们测定了 DLD-1 细胞的凋亡、迁移和增殖。此外,我们还进行了高效液相色谱(HPLC)分析,以确定所研究提取物中存在的酚类化合物的概况。这些提取物都具有抑制结肠癌细胞迁移的作用。E.resinifera花和E.echinus茎提取物具有显著的抗迁移作用。在抗增殖活性方面,E. resinifera 花提取物阻碍了细胞的增殖,而 E. echinus 花提取物则表现出剂量依赖性抑制作用。细胞凋亡试验表明,树脂花提取物可诱导早期细胞凋亡,而刺五加花提取物则可促进晚期细胞凋亡。凋亡蛋白的表达表明,树脂草茎提取物和蜂胶提取物对细胞凋亡的影响很小。这些研究结果为树脂草和刺五加提取物对结肠癌的有益影响和抗癌特性提供了证据。
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引用次数: 0
Bioactivity and antibacterial effect of star anise biosynthesized silver nanoparticles against Streptococcus mutans: an in vitro study 八角生物合成银纳米粒子对变异链球菌的生物活性和抗菌效果:体外研究
2区 医学 Q1 Medicine Pub Date : 2024-07-10 DOI: 10.1186/s12906-024-04550-x
Marwa Aly Elchaghaby, Sayed Rashad, Nada Mohamed Wassef
Silver nanoparticles (AgNPs) are receiving a lot of attention as a prospective antibacterial agent for use in caries prevention. The objective of this study was to investigate the bioactivity and antibacterial effect of silver nanoparticles biosynthesized using Star Anise against Streptococcus mutans (S.mutans). The bioactive components of the Star Anise were assessed by employing the gas chromatography-mass spectrometry technique. The antibacterial activities of Star Anise Biosynthesized Silver Nanoparticles against S.mutans bacteria were evaluated using Bauer and Kirby’s disc diffusion mechanism and the minimum inhibitory concentration. Silver nanoparticles biosynthesized using Star Anise revealed high antioxidant activity. AgNPs inhibited S. mutans with a 16 mm inhibition zone diameter and demonstrated an 80 µg/ml minimum inhibitory concentration. Biologically synthesized AgNPs made from aqueous extract of Star anise appear to be a potential and effective bactericidal agent against S.mutans that can be used to prevent dental caries.
银纳米粒子(AgNPs)作为一种可用于预防龋齿的抗菌剂,正受到广泛关注。本研究的目的是调查使用八角茴香生物合成的银纳米粒子对变异链球菌(S.mutans)的生物活性和抗菌效果。研究采用气相色谱-质谱联用技术对八角中的生物活性成分进行了评估。使用鲍尔和柯比的盘扩散机制和最小抑菌浓度评估了八角生物合成银纳米粒子对变异链球菌的抗菌活性。使用八角茴香生物合成的银纳米粒子具有很高的抗氧化活性。AgNPs 可抑制变形杆菌,抑制区直径为 16 毫米,最低抑制浓度为 80 微克/毫升。由八角水提取物生物合成的 AgNPs 似乎是一种潜在而有效的杀菌剂,可用于预防龋齿。
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引用次数: 0
Seagrass as a potential nutraceutical to decrease pro-inflammatory markers 海草是一种潜在的营养保健品,可减少促炎标记物
2区 医学 Q1 Medicine Pub Date : 2024-07-10 DOI: 10.1186/s12906-024-04532-z
Vani Mathakala, Tejaswini Ullakula, Uma Maheswari Devi Palempalli
The Pro-inflammatory mediators such as prostaglandin E2, nitric oxide and TNF-α are the key players in the stimulation of the inflammatory responses. Thus, the pro-inflammatory mediators are considered to be potential targets for screening nutraceutical with anti-inflammatory activity. In this context, we explored the anti-inflammatory potency of seagrass extract with western blot (Bio-Rad) analysis by using LPS induced RAW macrophages as in-vitro models, western blot analysis, In-silico methods using Mastero 13.0 software. The anti-inflammatory activity of Seagrass was demonstrated through down regulation of Pro-inflammatory markers such as Cyclooxygenase-2, induced Nitric oxide synthase and prostaglandin E synthase-1. The results were validated by docking the phytochemical constituents of seagrass namely Isocoumarin, Hexadecanoic acid, and Cis-9 Octadecenoic acid, 1,2 Benzene dicarboxylic acid and beta-sitosterol with TNF-alpha, COX-2, iNOS and PGES-1. The methanolic extract of seagrass Halophila beccarii is a potential nutraceutical agent for combating against inflammation with a significant anti-inflammatory activity.
前列腺素 E2、一氧化氮和 TNF-α 等促炎介质是刺激炎症反应的关键因素。因此,促炎介质被认为是筛选具有抗炎活性的营养保健品的潜在目标。在此背景下,我们以 LPS 诱导的 RAW 巨噬细胞为体外模型,通过 Western 印迹(Bio-Rad)分析、Western 印迹分析和使用 Mastero 13.0 软件的 In-silico 方法探讨了海草提取物的抗炎功效。海草的抗炎活性是通过对环氧合酶-2、诱导一氧化氮合酶和前列腺素 E 合酶-1 等促炎标志物的下调来体现的。通过将海草的植物化学成分(异香豆素、十六烷酸、顺-9 十八烯酸、1,2 苯二甲酸和 beta-谷甾醇)与 TNF-α、COX-2、iNOS 和 PGES-1 进行对接,验证了上述结果。海草甲醇提取物具有显著的抗炎活性,是一种潜在的抗炎营养保健品。
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引用次数: 0
Pasteurized form of a potential probiotic lactobacillus brevis IBRC-M10790 exerts anti-inflammatory effects on inflammatory bowel disease in vitro 潜在益生菌乳酸杆菌 IBRC-M10790 的巴氏杀菌型在体外对炎症性肠病具有抗炎作用
2区 医学 Q1 Medicine Pub Date : 2024-07-10 DOI: 10.1186/s12906-024-04576-1
Ardeshir Ebrahiminejad, Abbas Akhavan Sepahi, Abbas Yadegar, Anna Meyfour
Inflammatory bowel disease (IBD) is a chronic, relapsing inflammatory disorder of the gastrointestinal system. So far, no treatment has been identified that can completely cure IBD. Lactobacillus brevis is hypothesized to be beneficial in preventing inflammation. This study aimed to evaluate the potential probiotic effects of live and pasteurized L. brevis IBRC-M10790 on the in vitro cell co-culture model of IBD. An in vitro intestinal model was established using a transwell co-culture system of Caco-2 intestinal epithelial cells and RAW264.7 macrophages. Inflammatory conditions were induced in RAW264.7 cells using lipopolysaccharide. The effects of live and pasteurized L. brevis IBRC-M10790 on inflammatory mediators and epithelial barrier markers were investigated. L. brevis IBRC-M10790 was able to significantly decrease the proinflammatory cytokines (IL-6, IL-1β, and TNF-α) and increase the anti-inflammatory cytokine (IL-10) in the in vitro co-culture system. In addition, L. brevis increased adherens and tight junction (TJ) markers (ZO-1, E-cadherin, and Occludin) in Caco-2 intestinal epithelial cells. Based on the results, pasteurized L. brevis showed a higher protective effect than live L. brevis. Our findings suggest that live and pasteurized forms of L. brevis possess probiotic properties and can mitigate inflammatory conditions in IBD.
炎症性肠病(IBD)是一种慢性、复发性胃肠系统炎症性疾病。迄今为止,还没有找到能够彻底治愈 IBD 的治疗方法。据推测,乳酸杆菌对预防炎症有益。本研究旨在评估活的和巴氏杀菌的布氏乳杆菌 IBRC-M10790 对 IBD 体外细胞共培养模型的潜在益生作用。利用 Caco-2 肠上皮细胞和 RAW264.7 巨噬细胞的 Transwell 共培养系统建立了体外肠道模型。利用脂多糖诱导 RAW264.7 细胞产生炎症。研究了活的和巴氏杀菌的 L. brevis IBRC-M10790 对炎症介质和上皮屏障标志物的影响。在体外共培养系统中,L. brevis IBRC-M10790 能显著降低促炎细胞因子(IL-6、IL-1β 和 TNF-α),增加抗炎细胞因子(IL-10)。此外,L. brevis 还能增加 Caco-2 肠上皮细胞中的粘连和紧密连接(TJ)标记物(ZO-1、E-cadherin 和 Occludin)。结果表明,巴氏杀菌法的乳头酵母菌比活的乳头酵母菌具有更高的保护作用。我们的研究结果表明,活体和巴氏杀菌型布莱维氏菌具有益生菌特性,可减轻 IBD 的炎症状况。
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引用次数: 0
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BMC Complementary and Alternative Medicine
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