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The clinical impact of plasma estrogen receptor-1 mutation in patients with metastatic breast cancer: A meta-analysis. 转移性乳腺癌患者血浆雌激素受体-1突变的临床影响:荟萃分析
IF 2.1 4区 医学
Advances in Clinical and Experimental Medicine Pub Date : 2024-10-01 DOI: 10.17219/acem/175816
Xiaoli Zhang, Ye Tian, Dan Mo, Wenli Chen, Yi Ding, Yanjiang Yang, Xinning Li
{"title":"The clinical impact of plasma estrogen receptor-1 mutation in patients with metastatic breast cancer: A meta-analysis.","authors":"Xiaoli Zhang, Ye Tian, Dan Mo, Wenli Chen, Yi Ding, Yanjiang Yang, Xinning Li","doi":"10.17219/acem/175816","DOIUrl":"10.17219/acem/175816","url":null,"abstract":"<p><strong>Background: </strong>The relevance of the discovered plasma ESR1 mutations in positive metastatic breast cancer (BC) patients who had progressing disease after aromatase inhibitor (AI)-based therapy is still being debated.</p><p><strong>Objectives: </strong>We conducted this meta-analysis to explore the prognostic and predictive role of plasma ESR1 mutations in patients with progressive BC who have previously received AI therapy.</p><p><strong>Material and methods: </strong>We searched for relevant studies in the PubMed, Embase and Cochrane Library databases to be included in the meta-analysis. This study was performed to compute combined hazard ratios (HRs) with 95% confidence intervals (95% CIs) for the progression-free survival (PFS) rate and overall survival (OS) rate. Subgroup and sensitivity analyses were also performed. The heterogeneity between studies was evaluated using the I2 statistic.</p><p><strong>Results: </strong>In this meta-analysis, a total of 1,844 patients with metastatic BC and positive for estrogen receptors (ERs) were enrolled from 8 articles. The analysis revealed that patients with circulating ESR1 mutations had significantly worse PFS (HR: 1.34; 95% CI: 1.17-1.55; p < 0.001) and OS (HR: 1.59; 95% CI: 1.31-1.92; p < 0.001) compared to wild-type ESR1 patients. Subgroup analysis showed that the types of plasma ESR1 mutations were associated with differences in the prognosis of metastatic BC. The D538G mutation showed a statistically significant lower PFS (p = 0.03), while the Y537S mutation was not significantly correlated with PFS (p = 0.354).</p><p><strong>Conclusion: </strong>According to the findings of this meta-analysis, the assessment for plasma ESR1 mutations may provide prognostic and clinical guidance regarding subsequent endocrine therapy decisions for ER-positive, metastatic BC patients who had received prior therapy with AIs.</p>","PeriodicalId":7306,"journal":{"name":"Advances in Clinical and Experimental Medicine","volume":" ","pages":"1069-1076"},"PeriodicalIF":2.1,"publicationDate":"2024-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139728764","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"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
Survival time in Alzheimer's disease: An overlooked measure of safety and efficacy of disease-modifying therapies. 阿尔茨海默病的存活时间:衡量改变病情疗法的安全性和有效性的一个被忽视的指标。
IF 2.1 4区 医学
Advances in Clinical and Experimental Medicine Pub Date : 2024-10-01 DOI: 10.17219/acem/194003
Markku Kurkinen, Timothy Daly
{"title":"Survival time in Alzheimer's disease: An overlooked measure of safety and efficacy of disease-modifying therapies.","authors":"Markku Kurkinen, Timothy Daly","doi":"10.17219/acem/194003","DOIUrl":"10.17219/acem/194003","url":null,"abstract":"<p><p>It is of vital importance to patients and physicians, as well as administrators and drug regulators, that the treatment for a disease has been shown to be safe and clinically meaningful in long-term use. Recent literature has highlighted 3 major categories of arguments for and against modification of the underlying disease process in Alzheimer's disease (AD): pathophysiology, biomarkers and data from clinical trials. We argue that the Alzheimer's arena is over-reliant on theories of disease modification based solely on brain positron emission tomography (PET) imaging and blood biomarkers of tau and Aβ peptides. Here, we instead focus on a historically-grounded empirical criterion from other fields of medicine to overcome the weak interpretations of short Alzheimer's trials: survival time (ST). Our analysis has identified 3 key points. First, if anti-amyloid therapies are AD-modifying treatments, then we argue that they should increase ST more than the standard \"symptomatic\" care with memantine and acetylcholinesterase inhibitors. Second, we question memantine and cholinesterase inhibitors being labeled simply as \"symptomatic\" Alzheimer's drugs since long-term use of them can produce disease modification, that is, increase ST. Third, we make a case for memantine or cholinesterase inhibitors being used as controls in clinical trials with amyloid-lowering and other drugs, and argue against their current under-use in care of Alzheimer's patients.</p>","PeriodicalId":7306,"journal":{"name":"Advances in Clinical and Experimental Medicine","volume":" ","pages":"1039-1043"},"PeriodicalIF":2.1,"publicationDate":"2024-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142455724","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"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
Autoimmune cytopenias in patients with malignant lymphoma: A multicenter report by the Polish Lymphoma Research Group. 恶性淋巴瘤患者的自身免疫性细胞减少:波兰淋巴瘤研究小组的一份多中心报告
IF 2.1 4区 医学
Advances in Clinical and Experimental Medicine Pub Date : 2024-10-01 DOI: 10.17219/acem/174502
Magdalena Witkowska, Joanna Drozd-Sokołowska, Anna Waszczuk-Gajda, Agnieszka Giza, Barbara Lewicka, Joanna Zdziarska, Damian Mikulski, Piotr Smolewski
{"title":"Autoimmune cytopenias in patients with malignant lymphoma: A multicenter report by the Polish Lymphoma Research Group.","authors":"Magdalena Witkowska, Joanna Drozd-Sokołowska, Anna Waszczuk-Gajda, Agnieszka Giza, Barbara Lewicka, Joanna Zdziarska, Damian Mikulski, Piotr Smolewski","doi":"10.17219/acem/174502","DOIUrl":"10.17219/acem/174502","url":null,"abstract":"<p><strong>Background: </strong>Autoimmune cytopenias (ACs), including immune thrombocytopenia (ITP), autoimmune hemolytic anemia (AIHA) and autoimmune granulocytopenia, are rare complications observed in lymphoma patients. They may appear before, during or after lymphoma diagnosis, whether the patients had disease progression or not.</p><p><strong>Objectives: </strong>This study aims to correlate ACs with lymphoma type, disease course and prognosis. We performed a multicenter retrospective analysis of adult patients with malignant lymphoma and ACs coexistence diagnosed and treated in centers aligned with the Polish Lymphoma Research Group (PLRG).</p><p><strong>Material and methods: </strong>The analysis covers the years 2016-2022 and included 51 patients comprised of 23 women and 28 men. Of these, 35 patients were diagnosed with AIHA, 15 patients with ITP and 1 patient with both AIHA and ITP.</p><p><strong>Results: </strong>The most common type of lymphoma was Hodgkin lymphoma (HL) (12 patients) and diffuse large B-cell lymphoma (DLBCL) (14 patients). At the time of diagnosis, 31 (61%) of patients had stage 4 of HL or DLBCL, according to Ann Arbor classification. In total, the response to treatment was evaluated in 50 patients, with 25 being in complete remission and 6 in partial remission. We observed that B cell symptoms (p = 0.036), bone marrow involvement (p = 0.073), splenomegaly (p = 0.025), and more than 2 lines of treatment were more common in AIHA compared to ITP patients. Conversely, eucopenia (p = 0.056) and ACs without lymphoma progression (p = 0.002) were more often diagnosed in ITP patients.</p><p><strong>Conclusions: </strong>In the study group, relapsed and refractory disease was observed more often, and shorter overall survival (OS) was noted in patients with DLBCL. We found that AC is associated with a worse prognosis in comparison to the general population of lymphoma patients. There were no differences in response to AC therapy. To have more accurate data, a larger group, as part of a multicenter study, should be evaluated.</p>","PeriodicalId":7306,"journal":{"name":"Advances in Clinical and Experimental Medicine","volume":" ","pages":"1097-1104"},"PeriodicalIF":2.1,"publicationDate":"2024-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"138443549","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"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
Analysis of aerosol generation during Er:YAG laser-assisted caries treatment: A randomized clinical trial. 分析 Er:YAG 激光辅助龋齿治疗过程中产生的气溶胶:随机临床试验
IF 2.1 4区 医学
Advances in Clinical and Experimental Medicine Pub Date : 2024-10-01 DOI: 10.17219/acem/174536
Jacek Matys, Tomasz Gedrange, Marzena Dominiak, Kinga Grzech-Leśniak
{"title":"Analysis of aerosol generation during Er:YAG laser-assisted caries treatment: A randomized clinical trial.","authors":"Jacek Matys, Tomasz Gedrange, Marzena Dominiak, Kinga Grzech-Leśniak","doi":"10.17219/acem/174536","DOIUrl":"10.17219/acem/174536","url":null,"abstract":"<p><strong>Background: </strong>Maintaining biosafety in dental practice involves the effective elimination of aerosols produced during dental treatment.</p><p><strong>Objectives: </strong>To assess the quantity of aerosols and aerobic bacteria in the air during the treatment of caries.</p><p><strong>Material and methods: </strong>The study involved 60 patients with a total of 60 molar teeth (n = 60) in the mandible who were divided into 2 groups based on caries treatment method. Group 1 (G1, n = 30) received treatment with a conventional dental turbine (W&H Synea TA-98LC; W&H, Burmoos, Austria), while group 2 (G2, n = 30) underwent treatment with an Er:YAG (erbium-doped yttrium aluminium garnet) laser (LightWalker, Fotona, Slovenia). Measurements of aerosol particles between 0.3 Ęm and 10.0 Ęm near the operatorfs mouth were taken using the PC200 laser particle counter (Trotec GmbH, Schwerin, Germany). The number of aerobic bacteria in the air was determined using 60 Petri plates with a microbiological medium (Columbia agar with 5% sheep blood) and the sedimentation method. A control group (G3) was established to measure initial aerosol levels and initial total number of bacteria colony-forming units (CFUs) before each treatment.</p><p><strong>Results: </strong>In G1 (dental turbine), the median value of aerosol particles was 57,021 (42,564.67,568), while in G2 (Er:YAG laser), it was significantly lower at 33,318 (28,463.35,484) (p < 0.001). The median total bacteria count per cubic meter of air in G1 (conventional dental turbine + high volume evacuator (HVE)), G2 (Er:YAG laser + HVE) and G3 (control group before caries treatment) were 734 (420.988), 158 (96.288) and 48 (32.74), respectively, with a statistically significant difference between the groups (p < 0.001).</p><p><strong>Conclusions: </strong>The use of Er:YAG laser during caries treatment resulted in a 41.6% reduction in aerosol amounts and a 78.5% decrease in the total bacterial count (TBC) compared to treatment with a dental turbine.</p>","PeriodicalId":7306,"journal":{"name":"Advances in Clinical and Experimental Medicine","volume":" ","pages":"1087-1095"},"PeriodicalIF":2.1,"publicationDate":"2024-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139097111","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"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
Fixed appliances orthodontic therapy as a risk factor for caries development: Systematic review. 固定矫治器作为龋齿发展的风险因素:系统综述。
IF 2.1 4区 医学
Advances in Clinical and Experimental Medicine Pub Date : 2024-10-01 DOI: 10.17219/acem/174444
Irena Duś-Ilnicka, Maciej Jedliński, Simone Padella, Denise Corridore, Marta Mazur
{"title":"Fixed appliances orthodontic therapy as a risk factor for caries development: Systematic review.","authors":"Irena Duś-Ilnicka, Maciej Jedliński, Simone Padella, Denise Corridore, Marta Mazur","doi":"10.17219/acem/174444","DOIUrl":"10.17219/acem/174444","url":null,"abstract":"<p><p>Orthodontic treatment is often mandatory to improve the patient's health condition. However, the fixed appliance can create additional plaque retention areas, which can increase the risk of caries development. Clinically, one can observe various effects of fixed appliance treatment on caries prevalence. This study aims to analyze to what extent orthodontic therapy with fixed appliances is a risk factor for developing caries in pediatric and adult patients. The keywords used in the search strategy were as follows: (\"caries\" AND \"caries risk\" AND \"caries experience\" AND\" \"orthodontic treatment\" OR \"fixed appliance\" \") and (\"caries experience\" AND \"orthodontic treatment\").From 808 potential articles, 15 were included in the review. In individuals undergoing fixed orthodontic therapy, several factors can increase the risk of car-ies during fixed orthodontic treatment, such as salivary composition, oral dysbiosis and plaque accumulation. On the other hand, factors that reduce caries risk are, i.e., oral hygiene self-awareness and previous orthodontic treatment. In most studies which used the Decayed, Missing, and Filled Teeth (DMFT) index, there were no significant differences between the values obtained before orthodontic treatment and after the treatment. Moreover, it is easier for a patient with aligned teeth to remove plaque.In the young population, fixed orthodontic treatment appears to reduce the incidence of caries. In the adult population, fixed orthodontic treatment increases the risk of dental caries. However, education on proper oral hygiene during orthodontic treatment can reduce the risk of dental caries. The study protocol was registered in the PROSPERO database [PROSPERO CRD42022356628].</p>","PeriodicalId":7306,"journal":{"name":"Advances in Clinical and Experimental Medicine","volume":" ","pages":"1153-1161"},"PeriodicalIF":2.1,"publicationDate":"2024-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139097113","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"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
Effect of post-extubation inspiratory muscle training on diaphragmatic function in mechanically ventilated patients: A randomized controlled trial. 拔管后吸气肌肉训练对机械通气患者膈肌功能的影响:随机对照试验。
IF 2.1 4区 医学
Advances in Clinical and Experimental Medicine Pub Date : 2024-10-01 DOI: 10.17219/acem/174815
Reyhan Kaygusuz Benli, Ufuk Yurdalan, Barış Yılmaz, Nalan Adıgüzel
{"title":"Effect of post-extubation inspiratory muscle training on diaphragmatic function in mechanically ventilated patients: A randomized controlled trial.","authors":"Reyhan Kaygusuz Benli, Ufuk Yurdalan, Barış Yılmaz, Nalan Adıgüzel","doi":"10.17219/acem/174815","DOIUrl":"10.17219/acem/174815","url":null,"abstract":"<p><strong>Background: </strong>Diaphragmatic dysfunction is a common problem in patients who have been mechanically ventilated.</p><p><strong>Objectives: </strong>The study aimed to evaluate the effectiveness of inspiratory muscle training (IMT) on diaphragm muscle thickness and function in mechanically ventilated patients.</p><p><strong>Material and methods: </strong>A single-blind trial was conducted. Twenty patients were randomly assigned to either the conventional physiotherapy (CP) group or to the IMT group for 5 days following extubation. The CP group received only CP, while the IMT group received CP in addition to IMT. Ten healthy controls (HCs) underwent IMT. Maximum inspiratory pressure (MIP) and physical function were recorded. Diaphragm excursion (DE), diaphragm thickness at the end of inspiration (Tdi), diaphragm thickness at the end of expiration (Tde), peak contraction velocity (PCV), and peak relaxation velocity (PRV) were evaluated with ultrasonography before and after the intervention.</p><p><strong>Results: </strong>The IMT group and HCs showed significant improvements in DE (p = 0.005; p = 0.005, respectively), PCV (p = 0.028; p = 0.015, respectively) and PRV (p = 0.029; p = 0.020, respectively) after 5 days of IMT. A significant increase in MIP was recorded in all groups after the intervention (CP: p = 0.044; IMT: p = 0.005; HC: p < 0.001). There was a significant improvement in the Medical Research Council (MRC) and the Physical Function in Intensive Care Test (PFIT) scores in both the CP and IMT groups (p < 0.001 and p < 0.001, respectively).</p><p><strong>Conclusions: </strong>Inspiratory muscle training improves diaphragmatic functions, including MIP, diaphragm excursion, PCV, and PRV. We think that IMT applied after extubation may serve as a tool to prevent and facilitate the recovery of diaphragmatic function.</p>","PeriodicalId":7306,"journal":{"name":"Advances in Clinical and Experimental Medicine","volume":" ","pages":"1077-1085"},"PeriodicalIF":2.1,"publicationDate":"2024-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139477419","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"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
Unraveling the therapeutic potential of ginsenoside compound Mc1 in Alzheimer's disease: Exploring the role of AMPK/SIRT1/NF-κB signaling pathway and mitochondrial function. 揭示人参皂苷化合物Mc1在阿尔茨海默病中的治疗潜力探索AMPK/SIRT1/NF-κB信号通路和线粒体功能的作用
IF 2.1 4区 医学
Advances in Clinical and Experimental Medicine Pub Date : 2024-10-01 DOI: 10.17219/acem/175049
Qi Yuan, Zhaokun Yang
{"title":"Unraveling the therapeutic potential of ginsenoside compound Mc1 in Alzheimer's disease: Exploring the role of AMPK/SIRT1/NF-κB signaling pathway and mitochondrial function.","authors":"Qi Yuan, Zhaokun Yang","doi":"10.17219/acem/175049","DOIUrl":"10.17219/acem/175049","url":null,"abstract":"<p><strong>Background: </strong>Alzheimer's disease (AD) is a disabling neurodegenerating disorder characterized by chronic neuroinflammation, cognitive impairment and memory loss. Current treatment options for AD offer limited benefits, underscoring the urgent need for alternative therapeutics. Despite the promising effects of ginsenosides in neurodegenerative diseases, the therapeutic potential of ginsenoside compound Mc1 (GCMc1) in AD remains to be thoroughly investigated.</p><p><strong>Objectives: </strong>This study aimed to investigate the therapeutic potential of GCMc1 in rats with AD and to elucidate the molecular mechanisms responsible for its effects.</p><p><strong>Material and methods: </strong>Alzheimer's disease was induced in Sprague Dawley rats through a single intra-cerebro-ventricular injection of amyloid-beta (Aβ)1-42 peptide. The animals were divided into 5 groups: a control group and 4 AD subgroups, with or without receiving 10 mg/kg of GCMc1 and/or 100 μg/kg of compound C intraperitoneally (ip.). Behavioral tests, mitochondrial function, inflammatory cytokines, and proteins expression were evaluated using the Morris water maze (MWM) test, fluorometry, enzyme-linked immunosorbent assay (ELISA), and immunoblotting techniques, respectively.</p><p><strong>Results: </strong>Treatment with GCMc1 improved cognitive function, reduced hippocampal Aβ accumulation, and suppressed interleukin (IL)-1β, IL-10 and tumor necrosis factor alpha (TNF-α) levels. Ginsenoside compound Mc1 reduced mitochondrial reactive oxygen species (ROS) levels and membrane depolarization, increased adenosine triphosphate (ATP) levels, upregulated the expression of AMPK, PGC-1α and SIRT1 proteins, and downregulated the nuclear factor-kappa-B (NF-κB) expression. Importantly, co-administration of compound C, an AMPK inhibitor, attenuated the beneficial effects of GCMc1, suggesting the involvement of AMPK pathway in mediating GCMc1's neuroprotective effects.</p><p><strong>Conclusions: </strong>We showed that GCMc1 confers substantial neuroprotection in rats with AD by modulating the AMPK/SIRT1/NF-κB signaling pathway. These findings highlight the potential of GCMc1 as a promising therapeutic agent for AD treatment.</p>","PeriodicalId":7306,"journal":{"name":"Advances in Clinical and Experimental Medicine","volume":" ","pages":"1105-1114"},"PeriodicalIF":2.1,"publicationDate":"2024-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139477422","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"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
High glucose regulates the cells dysfunction of human trophoblast HTR8/SVneo cells by downregulating GABRP expression. 高糖通过下调 GABRP 的表达调节人滋养层细胞 HTR8/SVneo 的细胞功能障碍。
IF 2.1 4区 医学
Advances in Clinical and Experimental Medicine Pub Date : 2024-10-01 DOI: 10.17219/acem/174347
Jianping Wang, Lianyun Wang, Haifan Qiu
{"title":"High glucose regulates the cells dysfunction of human trophoblast HTR8/SVneo cells by downregulating GABRP expression.","authors":"Jianping Wang, Lianyun Wang, Haifan Qiu","doi":"10.17219/acem/174347","DOIUrl":"10.17219/acem/174347","url":null,"abstract":"<p><strong>Background: </strong>In response to the high-glucose environment in patients with gestational diabetes mellitus (GDM), trophoblast cells undergo a series of pathological changes. Gamma-aminobutyric acid type A receptor subunit pi (GABRP) is involved in the development of pregnancy-related diseases and regulation of blood glucose.</p><p><strong>Objectives: </strong>To explore the relationship between GABRP and hyperglycemia stimulation in GDM patients, and to provide preliminary experimental evidence for whether GABRP has the potential as a molecular target for the treatment of GDM.</p><p><strong>Material and methods: </strong>Within 30 min after birth, placental samples were taken from 20 GDM patients and 20 pregnant women without GDM. Human chorionic trophoblast HTR-8/SVneo cells were utilized for in vitro experimental investigation. We explored changes in GABRP expression in placental samples and HTR-8/Svneo cells using western blot and quantitative reverse transcription polymerase chain reaction (RT-qPCR). Cells in the high-glucose treatment group were exposed to medium containing 25 mM glucose. To explore the relationship between GABRP and high-glucose stimulation, GABRP was overexpressed in HTR-8/SVneo cells. We monitored the cell viability, invasion and migration abilities using Cell Counting Kit-8 (CCK-8), transwell and scratch assays, respectively.</p><p><strong>Results: </strong>We found that GABRP expression was significantly reduced in placental samples from GDM patients. Furthermore, high-glucose treatment decreased the expression level of GABRP in HTR-8/SVneo cells. High-glucose stimulation reduced the cell viability, invasion and migration abilities. GABRP overexpression reversed the biological dysfunction of the cells induced by high-glucose stimulation.</p><p><strong>Conclusions: </strong>Hyperglycemia in GDM patients downregulates the expression of GABRP, and overexpression of GABRP promotes the viability, migration and invasive ability of HTR8-/SVneo cells.</p>","PeriodicalId":7306,"journal":{"name":"Advances in Clinical and Experimental Medicine","volume":" ","pages":"1123-1130"},"PeriodicalIF":2.1,"publicationDate":"2024-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139401335","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"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
Hesperetin affects osteoclast differentiation via MAPK signaling pathway. 橙皮甙通过 MAPK 信号通路影响破骨细胞分化
IF 2.1 4区 医学
Advances in Clinical and Experimental Medicine Pub Date : 2024-10-01 DOI: 10.17219/acem/174393
Jingxian Fan, Chengfeng Xu, Hui Shi, Xun Wang, Tiantian Zheng, Minyu Zhou, Zhiqiang Zhang, Yingxiao Fu, Baoding Tang
{"title":"Hesperetin affects osteoclast differentiation via MAPK signaling pathway.","authors":"Jingxian Fan, Chengfeng Xu, Hui Shi, Xun Wang, Tiantian Zheng, Minyu Zhou, Zhiqiang Zhang, Yingxiao Fu, Baoding Tang","doi":"10.17219/acem/174393","DOIUrl":"10.17219/acem/174393","url":null,"abstract":"<p><strong>Background: </strong>The number and activity of osteoblasts and osteoclasts play an important role in skeletal biology, especially in bone reconstruction. Scientific and rational regulation of osteoclast formation and activity has become a critical strategy aimed at inhibiting the loss of bone mass in the body and alleviating the occurrence of bone diseases. Currently, there are only a few reports related to hesperetin-regulated osteoclast differentiation.</p><p><strong>Objectives: </strong>To investigate the influence of hesperetin on osteoclast-like cell differentiation and formation, and determine whether the MAPK signaling pathway is involved in the differentiation process.</p><p><strong>Material and methods: </strong>The RAW264.7 cells were induced and cultured in vitro to promote their differentiation into osteoclast-like cells. Tetrazolium bromide was utilized to determine the effects of different concentrations (100, 200, 400, and 600 μM) of hesperetin on the proliferation of osteoclast-like cell precursors. Osteoclast-like cell differentiation was conducted using tartrate-resistant acid phosphatase (TRAP) staining assay. The status of nuclei and actin filaments of differentiated osteoclast-like cells was observed with the use of 4',6-diamidino-2-phenylindole dihydrochloride (DAPI) and actin-tracker green staining experiments. Changes in key proteins of the MAPK signaling pathway were detected using western blot.</p><p><strong>Results: </strong>The results of TRAP staining experiments showed that the number of osteoclast-like cells decreased with the increase in hesperetin concentration. The DAPI and actin-tracker green staining demonstrated that the nuclei of differentiated osteoclast-like cells reduced in size with the increase in hesperetin concentration, and the osteoclast-like cells became smaller. Western blot for key MAPK signaling pathway proteins revealed that phospho-ERK and phospho-p38 protein levels were not significantly inhibited, but phospho-JNK protein levels were reduced.</p><p><strong>Conclusions: </strong>Hesperetin inhibits the differentiation of osteoclast-like cells. Further studies revealed that hesperetin also affects the activation level of phospho-JNK, a key signaling protein of the MAPK signaling pathway, in the induced differentiation of osteoclast-like cells.</p>","PeriodicalId":7306,"journal":{"name":"Advances in Clinical and Experimental Medicine","volume":" ","pages":"1131-1139"},"PeriodicalIF":2.1,"publicationDate":"2024-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"138795029","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"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
Supporting open science: Advances in Clinical and Experimental Medicine and preprints. 支持开放科学:临床与实验医学进展》和预印本。
IF 2.1 4区 医学
Advances in Clinical and Experimental Medicine Pub Date : 2024-10-01 DOI: 10.17219/acem/193956
Marek Misiak, Donata Kurpas
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