Molecular medicine reports最新文献

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Orphan nuclear receptor NR4A1 regulates both osteoblastogenesis and adipogenesis in human mesenchymal stem cells. 孤儿核受体NR4A1同时调节人类间充质干细胞的成骨细胞生成和脂肪生成。
IF 3.4 3区 医学
Molecular medicine reports Pub Date : 2025-01-01 Epub Date: 2024-10-18 DOI: 10.3892/mmr.2024.13368
Yilan Jin, Youngho Son, Insun Song, Yoon-Sok Chung, Yong Jun Choi
{"title":"Orphan nuclear receptor NR4A1 regulates both osteoblastogenesis and adipogenesis in human mesenchymal stem cells.","authors":"Yilan Jin, Youngho Son, Insun Song, Yoon-Sok Chung, Yong Jun Choi","doi":"10.3892/mmr.2024.13368","DOIUrl":"10.3892/mmr.2024.13368","url":null,"abstract":"<p><p>The nuclear receptor subfamily 4 group A member 1 (<i>NR4A1</i>) gene plays a crucial role in both osteoporosis and adipogenesis. The present study investigated the mechanisms by which NR4A1 influences osteoblastogenesis and adipogenesis in human bone marrow‑derived mesenchymal stem cells (BMD‑MSCs). <i>NR4A1</i> was overexpressed or knocked down in mouse MC3T3‑E1 osteoblast cells and 3T3‑L1 adipocyte cells, as well as in PCS‑500‑012, a BMD‑MSC line. The alkaline phosphatase (ALP) assay and Alizarin Red S staining were performed using MC3T3‑E1 and BMD‑MSCs to assess ALP activity and mineralization, while Oil Red O staining was used to assess the lipid content in 3T3‑L1 cells and BMD‑MSCs. Total RNA was isolated from control, <i>NR4A1</i>‑overexpressing and <i>NR4A1</i> small interfering RNA (siRNA; <i>siNR4A1</i>)‑treated BMD‑MSCs. RNA sequencing (RNA‑seq) was performed to identify differentially expressed genes, followed by ingenuity pathway analysis (IPA) to determine the role of <i>NR4A1</i> in osteoblastogenesis and adipogenesis. <i>NR4A1</i> or <i>Nr4a1</i> knockdown tended to increase ALP activity and significantly increased calcification in BMD‑MSCs (P<0.005) and MC3T3‑E1 cells (P<0.005), respectively. By contrast, <i>NR4A1</i> or <i>Nr4a1</i> overexpression significantly decreased ALP activity and calcification. <i>NR4A1</i> or <i>Nr4a1</i> knockdown and overexpression significantly decreased and increased adipogenesis, respectively, in BMD‑MSCs (P<0.005 and <0.05, respectively) and 3T3‑L1 cells (P<0.005 in both). Treatments of BMD‑MSCs with an NR4A1 antagonist, 1,1‑bis(3'‑indolyl)‑1‑(p‑hydroxyphenyl) methane and <i>siNR4A1</i> showed similar results. RNA‑seq and IPA in control, <i>NR4A1</i> knockdown and <i>NR4A1</i> overexpressing cells indicated that Notch signaling mediated the effects of <i>NR4A1</i> in osteoblastogenesis and adipogenesis. Expression of mastermind‑like transcriptional coactivator 3 was reduced in the Notch signaling pathway in cells treated with <i>siNR4A1</i>. In conclusion, <i>NR4A1</i> suppressed osteoblastogenesis and promotes adipogenesis in human BMD‑MSCs. The present study also suggested that <i>NR4A1</i> plays a role in the progression of osteoporosis and adipogenesis by modulating the Notch signaling cascade.</p>","PeriodicalId":18818,"journal":{"name":"Molecular medicine reports","volume":"31 1","pages":""},"PeriodicalIF":3.4,"publicationDate":"2025-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11544528/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142470272","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
Baicalein suppresses inflammation and attenuates acute lung injury by inhibiting glycolysis via HIF‑1α signaling. 黄芩素通过 HIF-1α 信号传导抑制糖酵解,从而抑制炎症并减轻急性肺损伤。
IF 4.3 3区 医学
Molecular medicine reports Pub Date : 2025-01-01 Epub Date: 2024-11-08 DOI: 10.3892/mmr.2024.13383
Zhongyou Liu, Xiaona Zheng, Ning Li, Zongyao Wang
{"title":"Baicalein suppresses inflammation and attenuates acute lung injury by inhibiting glycolysis via HIF‑1α signaling.","authors":"Zhongyou Liu, Xiaona Zheng, Ning Li, Zongyao Wang","doi":"10.3892/mmr.2024.13383","DOIUrl":"10.3892/mmr.2024.13383","url":null,"abstract":"<p><p>Baicalein, a flavonoid monomer compound isolated from the dried root of the traditional Chinese herb <i>Scutellaria baicalensis</i>, has several pharmacological activities, such as anti‑inflammatory, anti‑angiogenic, antitumor, antimicrobial and antiviral properties. Acute lung injury (ALI) is characterized by injury of the alveolar epithelium and capillary endothelium, which results in decreased lung volume, decreased lung compliance, ventilation/perfusion mismatch, intrapulmonary edema, alveolar edema and even acute hypoxemic respiratory failure. The present study aimed to investigate the effects of baicalein on lung injury and inflammation. Bioinformatics analysis using network pharmacology predicted that the hypoxia inducible factor‑1α (HIF‑1α) and glycolysis signaling pathways were involved in the mechanism underlying the therapeutic effects of baicalein. Further <i>in vitro</i> and <i>in vivo</i> experiments, such as immunohistochemistry, immunofluorescence and PCR, verified that baicalein could inhibit HIF‑1α signaling, thus suppressing glycolysis, and improving inflammatory responses and ALI. Taken together, the results of the present study suggested that the anti‑inflammatory effects of baicalein on treating ALI were associated with its ability to suppress glycolysis via the HIF‑1α signaling pathway.</p>","PeriodicalId":18818,"journal":{"name":"Molecular medicine reports","volume":"31 1","pages":""},"PeriodicalIF":4.3,"publicationDate":"2025-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11564906/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142603307","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
[Retracted] Activating autophagy and ferroptosis of 3‑Chloropropane‑1,2‑diol induces injury of human umbilical vein endothelial cells via AMPK/mTOR/ULK1. [撤稿】3-氯丙烷-1,2-二醇通过 AMPK/mTOR/ULK1激活自噬和铁变态反应,诱导人脐静脉内皮细胞损伤。
IF 3.4 3区 医学
Molecular medicine reports Pub Date : 2025-01-01 Epub Date: 2024-11-08 DOI: 10.3892/mmr.2024.13377
Xin Yi, Xiao Long, Canzhang Liu
{"title":"[Retracted] Activating autophagy and ferroptosis of 3‑Chloropropane‑1,2‑diol induces injury of human umbilical vein endothelial cells via AMPK/mTOR/ULK1.","authors":"Xin Yi, Xiao Long, Canzhang Liu","doi":"10.3892/mmr.2024.13377","DOIUrl":"10.3892/mmr.2024.13377","url":null,"abstract":"<p><p>Following the publication of this paper, it was drawn to the Editor's attention by a concerned reader that the flow cytometric assay data shown in Fig. 2C on p. 5, certain of the fluorescence microscopy data shown in Fig. 4B on p. 7, the FerroOrange‑stained cellular data in Fig. 5B and the C11‑BODIPY581/591‑stained cellular data in Fig. 5C on p. 8, and the cell autophagic data in Fig. 6E and G on p. 9 were strikingly similar to data that had already been submitted for publication in different form in different articles written by different authors at different research institutes (a few of which have now been retracted). Owing to the fact that the contentious data in the above article had already been published, or were already under consideration for publication, prior to its submission to <i>Molecular Medicine Reports</i>, the Editor has decided that this paper should be retracted from the Journal. The authors were asked for an explanation to account for these concerns, but the Editorial Office did not receive a satisfactory reply. The Editor apologizes to the readership for any inconvenience caused. [Molecular Medicine Reports 27: 76, 2023; DOI: 10.3892/mmr.2023.12963].</p>","PeriodicalId":18818,"journal":{"name":"Molecular medicine reports","volume":"31 1","pages":""},"PeriodicalIF":3.4,"publicationDate":"2025-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11542158/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142605528","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
KRAS inhibitors may prevent colorectal cancer metachronous metastasis by suppressing TGF‑β mediated epithelial‑mesenchymal transition. KRAS 抑制剂可通过抑制 TGF-β 介导的上皮-间质转化防止结直肠癌转移。
IF 3.4 3区 医学
Molecular medicine reports Pub Date : 2025-01-01 Epub Date: 2024-11-14 DOI: 10.3892/mmr.2024.13389
Yaoyu Guo, Chuling Hu, Kuntai Cai, Guojie Long, Du Cai, Zhaoliang Yu, Xinxin Huang, Zerong Cai, Peishan Hu, Yufeng Chen, Feng Gao, Xiaojian Wu
{"title":"KRAS inhibitors may prevent colorectal cancer metachronous metastasis by suppressing TGF‑β mediated epithelial‑mesenchymal transition.","authors":"Yaoyu Guo, Chuling Hu, Kuntai Cai, Guojie Long, Du Cai, Zhaoliang Yu, Xinxin Huang, Zerong Cai, Peishan Hu, Yufeng Chen, Feng Gao, Xiaojian Wu","doi":"10.3892/mmr.2024.13389","DOIUrl":"10.3892/mmr.2024.13389","url":null,"abstract":"<p><p>In colorectal cancer (CRC), KRAS mutations enhance metachronous metastasis, a condition without prognostic biomarkers or preventive measures. The present study demonstrated that KRAS mutation may be a risk factor for CRC metachronous metastasis through meta‑analysis of public databases. A risk scoring model was constructed using machine learning for predicting metachronous metastasis in KRAS‑mutant CRC. Wound healing and Transwell assay indicated that KRAS inhibitors strongly suppress migration and invasion capabilities of high‑risk CRC cells and these findings were validated through ex vivo organoid and a mouse model of splenic‑liver metastasis. Mechanistically, RNA sequencing, reverse transcription‑quantitative PCR and western blot analyses revealed that KRAS inhibitors suppressed epithelial‑mesenchymal transition (EMT) and transforming growth factor β (TGF‑β) signaling. Notably, addition of TGF‑β1 protein partially reversed the inhibitory effects of KRAS inhibitors on CRC. These results suggested that KRAS inhibitors may prevent CRC metachronous metastasis by downregulating TGF‑β‑mediated EMT, suggesting they can be used prophylactically in high‑risk KRAS‑mutant CRC.</p>","PeriodicalId":18818,"journal":{"name":"Molecular medicine reports","volume":"31 1","pages":""},"PeriodicalIF":3.4,"publicationDate":"2025-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142624179","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
[Retracted] Carnosol inhibits osteoclastogenesis in vivo and in vitro by blocking the RANKL‑induced NF‑κB signaling pathway. [撤稿】卡诺索尔通过阻断 RANKL 诱导的 NF-κB 信号通路,抑制体内和体外破骨细胞生成。
IF 3.4 3区 医学
Molecular medicine reports Pub Date : 2025-01-01 Epub Date: 2024-10-18 DOI: 10.3892/mmr.2024.13369
Pan Cai, Shichang Yan, Yan Lu, Xiaoxiao Zhou, Xiuhui Wang, Minghui Wang, Zhifeng Yin
{"title":"[Retracted] Carnosol inhibits osteoclastogenesis <i>in vivo</i> and <i>in vitro</i> by blocking the RANKL‑induced NF‑κB signaling pathway.","authors":"Pan Cai, Shichang Yan, Yan Lu, Xiaoxiao Zhou, Xiuhui Wang, Minghui Wang, Zhifeng Yin","doi":"10.3892/mmr.2024.13369","DOIUrl":"10.3892/mmr.2024.13369","url":null,"abstract":"<p><p>Following the publication of this paper, it was drawn to the Editor's attention by a concerned reader that one of the data panels in Fig. 3A on p. 6, showing how carnosol inhibits RANKL-induced osteoclastogenesis in the early stage of differentiation,  was strikingly similar to data that had already been submitted for publication in another article in the journal <i>Annals of Translational Medicine</i> written by different authors at different research institutes. Owing to the fact that the contentious data in the above article had already been submitted for publication prior to its submission to <i>Molecular Medicine Reports</i>, the Editor has decided that this paper should be retracted from the Journal. After having been in contact with the authors, they accepted the decision to retract the paper. The Editor apologizes to the readership for any inconvenience caused. [26: 225, 2022; DOI: 10.3892/mmr.2022.12741].</p>","PeriodicalId":18818,"journal":{"name":"Molecular medicine reports","volume":"31 1","pages":""},"PeriodicalIF":3.4,"publicationDate":"2025-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11544531/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142470270","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
[Retracted] Molecular mechanism of atractylon in the invasion and migration of hepatic cancer cells based on high‑throughput sequencing. [撤稿】基于高通量测序的白术对肝癌细胞侵袭和迁移的分子机制。
IF 3.4 3区 医学
Molecular medicine reports Pub Date : 2025-01-01 Epub Date: 2024-10-25 DOI: 10.3892/mmr.2024.13373
Yang Cheng, Jian Ping, Jianjie Chen, Yifei Fu, Hui Zhao, Jiahua Xue
{"title":"[Retracted] Molecular mechanism of atractylon in the invasion and migration of hepatic cancer cells based on high‑throughput sequencing.","authors":"Yang Cheng, Jian Ping, Jianjie Chen, Yifei Fu, Hui Zhao, Jiahua Xue","doi":"10.3892/mmr.2024.13373","DOIUrl":"10.3892/mmr.2024.13373","url":null,"abstract":"<p><p>Following the publication of this paper, it was drawn to the Editor's attention by a concerned reader that certain of the  Transwell invasion assay data shown in Fig. 5E on p. 9 were strikingly similar to data that had already been published in different form in another article written by different authors at a different research institute [Zuo K, Zhao Y, Zheng Y, Chen D, Liu X, Du S and Liu Q: Long non‑coding RNA XIST promotes malignant behavior of epithelial ovarian cancer. Onco Targets Ther 12: 7261‑7267, 2019]. Owing to the fact that the contentious data in the above article had already been published prior to its submission to <i>Molecular Medicine Reports</i>, the Editor has decided that this paper should be retracted from the Journal. The authors were asked for an explanation to account for these concerns, but the Editorial Office did not receive a satisfactory reply. The Editor apologizes to the readership for any inconvenience caused. [Molecular Medicine Reports 25: 112, 2022; DOI: 10.3892/mmr.2022.12628].</p>","PeriodicalId":18818,"journal":{"name":"Molecular medicine reports","volume":"31 1","pages":""},"PeriodicalIF":3.4,"publicationDate":"2025-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11544530/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142504395","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
Denervation‑induced NRG3 aggravates muscle heterotopic ossification via the ErbB4/PI3K/Akt signaling pathway. 去神经诱导的 NRG3 通过 ErbB4/PI3K/Akt 信号通路加剧肌肉异位骨化
IF 4.3 3区 医学
Molecular medicine reports Pub Date : 2025-01-01 Epub Date: 2024-10-25 DOI: 10.3892/mmr.2024.13374
Lin Ma, Xia Kang, Jindong Tan, Yunjiao Wang, Xiao Liu, Hong Tang, Lin Guo, Kanglai Tang, Xuting Bian
{"title":"Denervation‑induced NRG3 aggravates muscle heterotopic ossification via the ErbB4/PI3K/Akt signaling pathway.","authors":"Lin Ma, Xia Kang, Jindong Tan, Yunjiao Wang, Xiao Liu, Hong Tang, Lin Guo, Kanglai Tang, Xuting Bian","doi":"10.3892/mmr.2024.13374","DOIUrl":"10.3892/mmr.2024.13374","url":null,"abstract":"<p><p>Peripheral nerve injury exacerbates progression of muscle heterotopic ossification (HO) and induces changes in expression of local cytokines in muscle tissue. The objective of the present study was to assess the impact of peripheral nerve injury on muscle HO development and the mechanism of cytokine modulation. A mouse model of gastrocnemius muscle HO was established and the sciatic nerve cut to simulate peripheral nerve injury. To evaluate the underlying factors contributing to the exacerbation of muscle HO resulting from denervation, fresh muscle tissue was collected and micro‑computed tomography, histochemical staining, RNA‑sequencing, reverse transcription‑quantitative PCR, Western blot, muscle tissue chip array were performed to analyze the molecular mechanisms. Sciatic nerve injury exacerbated HO in the gastrocnemius muscle of mice. Moreover the osteogenic differentiation of nerve‑injured muscle tissue‑derived fibro‑adipogenic progenitors (FAPs) increased <i>in vitro</i>. The expression of neuregulin 3 (NRG3) was demonstrated to be increased after nerve injury by muscle tissue chip array. Subsequent transcriptome sequencing analysis of muscle tissue revealed an enrichment of the PI3K/Akt pathway following nerve injury and an inhibitor of the PI3K/Akt pathway reduced the osteogenic differentiation of FAPs. Mechanistically, <i>in vitro</i>, peripheral nerve injury increased secretion of NRG3, which, following binding to ErbB4 on the cell surface of FAPs, promoted expression of osteogenesis‑associated genes via the PI3K/Akt signaling pathway, thus contributing to osteogenic differentiation of FAPs. <i>In</i> <i>vivo</i>, inhibition of the PI3K/Akt pathway effectively protected against muscle HO induced by peripheral nerve injury in mice. The present study demonstrated that the regulatory roles of NRG3 and the PI3K/Akt pathway in peripheral nerve injury exacerbated muscle HO and highlights a potential therapeutic intervention for treatment of peripheral nerve injury‑induced muscle HO.</p>","PeriodicalId":18818,"journal":{"name":"Molecular medicine reports","volume":"31 1","pages":""},"PeriodicalIF":4.3,"publicationDate":"2025-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11529186/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142504396","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
Cyclophilin A knockdown inhibits the proliferation and metastatic ability of AGS gastric cancer stem cells by downregulating CD147/STAT3/AKT/ERK and epithelial‑mesenchymal transition. 通过下调CD147/STAT3/AKT/ERK和上皮-间质转化,敲除嗜环蛋白A可抑制AGS胃癌干细胞的增殖和转移能力。
IF 3.4 3区 医学
Molecular medicine reports Pub Date : 2025-01-01 Epub Date: 2024-11-08 DOI: 10.3892/mmr.2024.13379
Hee Jeong Cho, Hye Jin Jung
{"title":"Cyclophilin A knockdown inhibits the proliferation and metastatic ability of AGS gastric cancer stem cells by downregulating CD147/STAT3/AKT/ERK and epithelial‑mesenchymal transition.","authors":"Hee Jeong Cho, Hye Jin Jung","doi":"10.3892/mmr.2024.13379","DOIUrl":"10.3892/mmr.2024.13379","url":null,"abstract":"<p><p>Gastric cancer stem cells (GCSCs) contribute to the challenging aspects of gastric cancer, such as progression, metastasis, treatment resistance and recurrence. Inhibitors targeting cyclophilin A (CypA) have shown potential in curtailing GCSC growth. Building upon this, the current study delved deeper into understanding the functional role of CypA in controlling the proliferation and metastatic capabilities of GCSCs, employing CypA‑specific small interfering RNA. The results revealed that knockdown of CypA led to significant suppression of the growth and tumorsphere‑forming capacity of GCSCs derived from AGS cells. This effect was mediated by arresting the cell cycle at the G<sub>0</sub>/G<sub>1</sub> and S phases, and promoting apoptosis. Furthermore, silencing of CypA exerted inhibitory effects on the migration and invasion of AGS GCSCs by modulating the process of epithelial‑mesenchymal transition. Notably, the observed antiproliferative and antimetastatic effects of CypA knockdown were associated with the downregulation of critical regulators of gastric cancer stemness, such as CD44, CD133, aldehyde dehydrogenase 1 family member A1, NANOG, OCT4 and SOX2. This regulation occurred through inactivation of the CD147/STAT3/AKT/ERK signaling pathway. Additionally, CypA knockdown effectively curbed <i>in vivo</i> tumor growth of AGS GCSCs in a chorioallantoic membrane assay using chick embryos. These findings underscore the critical role of CypA in promoting the proliferation and metastasis of GCSCs, highlighting its potential as an effective therapeutic target for eradicating GCSCs and improving gastric cancer treatment outcomes.</p>","PeriodicalId":18818,"journal":{"name":"Molecular medicine reports","volume":"31 1","pages":""},"PeriodicalIF":3.4,"publicationDate":"2025-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11551680/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142603513","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
4‑Methoxydalbergione inhibits the tumorigenesis and metastasis of lung cancer through promoting ferroptosis via the DNMT1/system Xc‑/GPX4 pathway. 4-甲氧基二苯乙酮通过 DNMT1/system Xc-/GPX4 途径促进铁凋亡,从而抑制肺癌的肿瘤发生和转移。
IF 4.3 3区 医学
Molecular medicine reports Pub Date : 2025-01-01 Epub Date: 2024-11-08 DOI: 10.3892/mmr.2024.13384
Jun Fan, Haoran Lin, Jinhua Luo, Liang Chen
{"title":"4‑Methoxydalbergione inhibits the tumorigenesis and metastasis of lung cancer through promoting ferroptosis via the DNMT1/system Xc‑/GPX4 pathway.","authors":"Jun Fan, Haoran Lin, Jinhua Luo, Liang Chen","doi":"10.3892/mmr.2024.13384","DOIUrl":"10.3892/mmr.2024.13384","url":null,"abstract":"<p><p>Lung cancer is responsible for the highest number of tumor‑related deaths worldwide. A flavonoid extracted from the heartwood of <i>Dalbergia sissoo</i> Roxb., 4‑methoxydalbergione (4‑MD), exhibits potent anticancer activity in multiple malignancies; however, the potential anticancer activity of 4‑MD in lung cancer has not yet been elucidated. In the present study, A549 cells were treated with increasing concentrations of 4‑MD, and cell viability was assessed using a Cell Counting Kit‑8 assay. In addition, colony formation, 5‑ethynyl‑2'‑deoxyuridine, wound healing and Transwell assays were conducted to evaluate cell proliferation, migration and invasion, respectively. Cell morphology was observed using transmission electron microscopy, and ferroptosis was determined using thiobarbituric acid reactive substance, lipid reactive oxygen species (ROS) and iron assays. Moreover, molecular docking was used to verify the potential interaction between 4‑MD and DNA methyltransferase 1 (DNMT1). Tumor‑bearing mice were established and treated with 10 or 30 mg/kg 4‑MD, and tumor volume and weight were recorded. Immunohistochemistry and Prussian blue staining were conducted to examine Ki‑67 expression and iron deposition in tumor tissues, and protein expression was further explored using western blot analysis. The results of the present study revealed that 4‑MD significantly inhibited cell proliferation, migration, invasion and epithelial‑mesenchymal transition in a concentration‑dependent manner. Notably, 4‑MD induced ferroptosis via increased lipid peroxidation, lipid ROS and Fe2+ levels. In addition, it was revealed that 4‑MD can directly bind to DNMT1 to inhibit expression, and inhibit solute carrier family 7 member 11 (SLC7A11; also known as cystine‑glutamate antiporter) and glutathione peroxidase 4 expression. Following DNMT1 overexpression, the observed antitumor activity and ferroptosis‑promoting effects of 4‑MD were partially reversed. Furthermore, 4‑MD significantly inhibited tumor growth <i>in vivo</i>, and reduced tumor volume and weight. In addition, Ki‑67 expression was reduced while iron deposition was increased in the tumor tissues of mice following treatment with 4‑MD. In conclusion, 4‑MD may exhibit anticancer activity through the promotion of DNMT1‑mediated cell ferroptosis. Thus, 4‑MD may have potential as a novel therapeutic agent in the treatment of lung cancer.</p>","PeriodicalId":18818,"journal":{"name":"Molecular medicine reports","volume":"31 1","pages":""},"PeriodicalIF":4.3,"publicationDate":"2025-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11564907/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142603302","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
[Retracted] Long non‑coding RNA BCYRN1 promotes glycolysis and tumor progression by regulating the miR‑149/PKM2 axis in non‑small‑cell lung cancer. [撤稿】长非编码 RNA BCYRN1 通过调控 miR-149/PKM2 轴促进非小细胞肺癌中的糖酵解和肿瘤进展。
IF 3.4 3区 医学
Molecular medicine reports Pub Date : 2025-01-01 Epub Date: 2024-11-08 DOI: 10.3892/mmr.2024.13380
Ning Lang, Chunyang Wang, Jiangyang Zhao, Feng Shi, Tong Wu, Hongyan Cao
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