{"title":"Impact of continuous glucose monitoring on pregnancy outcomes in women with pregestational diabetes.","authors":"Isabel Hinojal, Angel Chimenea, Guillermo Antiñolo, Lutgardo García-Díaz","doi":"10.1007/s00592-024-02439-2","DOIUrl":"https://doi.org/10.1007/s00592-024-02439-2","url":null,"abstract":"<p><strong>Aims: </strong>This study aims to evaluate the impact of continuous glucose monitoring (CGM) on pregnancy outcomes in women with pregestational diabetes mellitus (PGDM).</p><p><strong>Methods: </strong>A retrospective cohort study was conducted on 387 pregnant women with PGDM at Virgen del Rocío University Hospital in Seville, spanning from 2016 to 2022. The patients were categorized into two groups: 212 women who used continuous glucose monitoring (CGM) and 175 women who self-monitoring of blood glucose (SMBG). The study evaluated maternal characteristics, pregnancy complications, delivery methods, neonatal outcomes, and congenital anomalies.</p><p><strong>Results: </strong>The CGM group exhibited lower weight gain during pregnancy (9.6 kg vs. 10.0 kg, p = 0.02) and required fewer prenatal visits (7 vs. 8, p = 0.01). The rate of cesarean sections was significantly lower in the CGM group (53.1% vs. 58.2%, p = 0.03), and the incidence of macrosomia was reduced (12.9% vs. 22.2%, p = 0.04). There were no significant differences in congenital anomalies, intrauterine fetal deaths, or neonatal deaths between the groups.</p><p><strong>Conclusions: </strong>CGM in pregnant women with PGDM is associated with better pregnancy outcomes, including reduced cesarean section rates and lower incidence of macrosomia. These findings support the wider implementation of CGM for improved maternal and fetal health in PGDM pregnancies.</p>","PeriodicalId":6921,"journal":{"name":"Acta Diabetologica","volume":" ","pages":""},"PeriodicalIF":3.1,"publicationDate":"2025-01-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142930363","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}
{"title":"Unraveling the role of muscle mass and strength in predicting type 2 diabetes risk: a systematic review","authors":"Hans Putranata, Antoninus Hengky, Budhi Hartoko","doi":"10.1007/s00592-024-02440-9","DOIUrl":"10.1007/s00592-024-02440-9","url":null,"abstract":"<div><h3>Introduction</h3><p>Skeletal muscle is the largest insulin-sensitive tissue in the human body, alteration in muscle mass and strength substantially impact glucose metabolism. This systematic review aims to investigate further the relationship between muscle mass and strength towards type 2 diabetes mellitus (T2DM) incidence.</p><h3>Methods</h3><p>This systematic review included cohort studies that examinedthe relationship between muscle mass and/or muscle strength on T2DM incidence. A comprehensive search was conducted across PubMed, EBSCO, ProQuest, and Google scholar employing specific Medical Subject Headings (MeSH) and relevant keywords related to or synonymous with “muscle mass”, “muscle strength”, and “Type 2 Diabetes Mellitus incidence”.</p><h3>Results</h3><p>Twenty-five cohort studies were included, 11 studies on muscle mass and 16 studies on muscle strength. Participants included were 278,475 for muscle mass and 400,181 for muscle strength. Skeletal muscle mass normalized to body weight (SMM/BW), appendicular skeletal musce mass normalized to body weight (ASM/BW), and handgrip strength normalized to body mass index (HGS/BMI) consistently demonstrate significant inverse association with T2DM even after sex and/or BMI stratification. Handgrip strength normalized to body weight (HGS/BW) demonstrates a strong inverse association with T2DM incidence, however, adiposity should be considered.</p><h3>Conclusion</h3><p>Muscle mass and strength demonstrate strong association with T2DM incidence. Adiposity, a key T2DM risk factor, should also be assessed through a simple BMI or a sophisticated technique with BIA or CT-scan. The combination of muscle variables and adiposity could further enhance T2DM risk assessment. However, T2DM risks are multifactorial, with various contributing factors, further large-scale studies are needed to validate these findings.</p></div>","PeriodicalId":6921,"journal":{"name":"Acta Diabetologica","volume":"62 2","pages":"157 - 176"},"PeriodicalIF":3.1,"publicationDate":"2025-01-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142930367","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}
{"title":"Correction: Association of the triglyceride glucose index with acute renal failure in diabetes mellitus: a cross-sectional study based on participants from the MIMIC-iv database","authors":"Zi-Fan Zhuang, Hong-rui Lu, Yang Zhou, Qing Ni","doi":"10.1007/s00592-024-02431-w","DOIUrl":"10.1007/s00592-024-02431-w","url":null,"abstract":"","PeriodicalId":6921,"journal":{"name":"Acta Diabetologica","volume":"62 4","pages":"587 - 587"},"PeriodicalIF":3.1,"publicationDate":"2025-01-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142918864","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}
Yanhong Lu, Kai Huang, Youjuan Fu, Xiaoyan Huang, Ken Chen, Qiaojun Zheng, Guangda Xiang, Ling Yue
{"title":"Dietary and lifestyle oxidative balance score was negatively associated with the risk of diabetic kidney disease: NHANES 2005-2020.","authors":"Yanhong Lu, Kai Huang, Youjuan Fu, Xiaoyan Huang, Ken Chen, Qiaojun Zheng, Guangda Xiang, Ling Yue","doi":"10.1007/s00592-024-02399-7","DOIUrl":"https://doi.org/10.1007/s00592-024-02399-7","url":null,"abstract":"<p><strong>Aims: </strong>There is a potential association between oxidative stress and the development of diabetic kidney disease (DKD). The Oxidative Balance Score (OBS), derived from dietary and lifestyle factors, acts as a comprehensive marker of oxidative stress. Research examining the relationship between OBS and DKD is scarce. This study aims to evaluate the association between OBS and the risk of DKD among U.S. adults.</p><p><strong>Methods: </strong>This study enrolled 6,725 eligible participants from the U.S. population through the National Health and Nutrition Examination Survey (2005-2020). Patients with DKD were defined as those with diabetes who had a urinary albumin-to-creatinine ratio ≥ 30 mg/g and/or an estimated glomerular filtration rate < 60 mL/min/1.73 m². The OBS consists of 20 composite scores derived from dietary and lifestyle factors. To assess the potential relationship between OBS and DKD, weighted logistic regression and restricted cubic spline statistical approaches were employed.</p><p><strong>Results: </strong>The risk of DKD was inversely correlated with OBS, dietary OBS, and lifestyle OBS (p < 0.05). Compared to the lowest quartile of OBS, the adjusted odds ratios (OR) for OBS, lifestyle OBS and dietary OBS, and DKD in the highest quartile were 0.58 (95% CI: 0.48-0.70), 0.64 (95% CI: 0.51-0.81), and 0.57 (95% CI: 0.46-0.70), respectively. A substantial nonlinear relationship between lifestyle OBS and DKD was identified using the RCS curve (p for nonlinearity = 0.0081), which appeared as an inverted 'L' shape. Using the two-piecewise logistic regression model, a turning point in lifestyle OBS was identified at a score of 3 (p < 0.001).</p><p><strong>Conclusions: </strong>Among the American population, OBS and DKD are significantly negatively correlated, suggesting that maintaining a higher OBS may reduce the risk of developing DKD.</p>","PeriodicalId":6921,"journal":{"name":"Acta Diabetologica","volume":" ","pages":""},"PeriodicalIF":3.1,"publicationDate":"2024-12-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142891344","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}
Geraldine Gallen, Alice Rosso, Núria Alonso Carril, Sima Arbeli, Virginie Bahon, Vanessa Brown, Kerstin Endlich, Francesca Gulotta, Audrey Hansart, Amy Jolley, Rea Jussila, Anna Stefanowicz-Bielska, Paola Cardano
{"title":"Correction: Expert panel opinion on the optimal educational pathway for diabetes educators for training people with type 1 diabetes on the MiniMed™ 780G system: a Delphi consensus.","authors":"Geraldine Gallen, Alice Rosso, Núria Alonso Carril, Sima Arbeli, Virginie Bahon, Vanessa Brown, Kerstin Endlich, Francesca Gulotta, Audrey Hansart, Amy Jolley, Rea Jussila, Anna Stefanowicz-Bielska, Paola Cardano","doi":"10.1007/s00592-024-02435-6","DOIUrl":"https://doi.org/10.1007/s00592-024-02435-6","url":null,"abstract":"","PeriodicalId":6921,"journal":{"name":"Acta Diabetologica","volume":" ","pages":""},"PeriodicalIF":3.1,"publicationDate":"2024-12-26","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142891341","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}
Matteo Monami, Alessia Scatena, Benedetta Ragghianti, Cesare Miranda, Luca Monge, Antonio Silverii, Luigi Uccioli, Cristiana Vermigli
{"title":"Effectiveness of most common adjuvant wound treatments (skin substitutes, negative pressure wound therapy, hyperbaric oxygen therapy, platelet-rich plasma/fibrin, and growth factors) for the management of hard-to-heal diabetic foot ulcers: a meta-analysis of randomized controlled trials for the development of the Italian Guidelines for the Treatment of Diabetic Foot Syndrome.","authors":"Matteo Monami, Alessia Scatena, Benedetta Ragghianti, Cesare Miranda, Luca Monge, Antonio Silverii, Luigi Uccioli, Cristiana Vermigli","doi":"10.1007/s00592-024-02426-7","DOIUrl":"https://doi.org/10.1007/s00592-024-02426-7","url":null,"abstract":"<p><strong>Aim: </strong>To assess the effects of several adjuvant therapies (AT) commonly used in the treatment of diabetic foot ulcers (DFU). The present meta-analysis was designed to support the development of the Italian Guidelines for the Treatment of Diabetic Foot Syndrome.</p><p><strong>Methods: </strong>A Medline and Embase search were performed up to May 20th, 2024 collecting all RCTs including diabetic patients or reporting subgroup analyses on diabetic patients with DFU comparing AT with placebo/standard of care (SoC), with a duration of at least 12 weeks. Prespecified endpoints were: ulcer healing (principal), time-to-healing, major and minor amputation, serious adverse events (SAE), and all-cause mortality. AT assessed were: growth factors (GF), Platelet-rich plasma and fibrin (PRP/F), skin substitutes (SS), negative pressure wound therapy (NPWT), and hyperbaric oxygen therapy (HBOT). Mantel-Haenzel Odds ratios and 95% confidence intervals (MH-OR, 95% CIs) were either calculated or extracted directly from the publications. Weighted mean differences and 95% CIs were calculated for continuous variables.</p><p><strong>Results: </strong>Fifty-one studies fulfilled all inclusion criteria (3, 5, 27, 8, and 8 with GF, PRP/F, SS, NPWT, and HBOT, respectively). Participants treated with any of the explored AT had a significantly higher ulcer healing rate (MH-OR ranging from 2.17 to 4.18) and shorter time-to-healing in comparison with SoC/placebo. Only PRP/F and HBOT showed a significantly lower risk of major amputation (MH-OR: 0.32(0.11;0,93; p = 0.04 and 0.28(0.10;0,79; p = 0.02, respectively), despite a higher risk of SAE. No other significant effects on the above-reported prespecified endpoints were observed. For the primary endpoint, the quality of evidence was rated as \"high\" for all the AT, except for NPWT (\"moderate\").</p><p><strong>Conclusions: </strong>In conclusion, AT can actively promote wound healing and shorten time-to-healing in patients with DFU. HBOT and PRP/F also showed a reduction of the risk of major amputation, despite a higher rate of SAE.</p>","PeriodicalId":6921,"journal":{"name":"Acta Diabetologica","volume":" ","pages":""},"PeriodicalIF":3.1,"publicationDate":"2024-12-26","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142891347","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}
Yan Sun, Mingwei Sun, Xia Zeng, Liojuan Xiang Je, Zhannguo Su Guo
{"title":"Effects of resistance training on cardiovascular risk factors in patients with type 2 diabetes mellitus: a systematic review and meta-analysis of randomized controlled trials","authors":"Yan Sun, Mingwei Sun, Xia Zeng, Liojuan Xiang Je, Zhannguo Su Guo","doi":"10.1007/s00592-024-02413-y","DOIUrl":"10.1007/s00592-024-02413-y","url":null,"abstract":"<div><h3>Aims</h3><p>Type 2 diabetes mellitus (T2DM) is prevalent worldwide, often manageable through lifestyle changes like physical activity. This meta-analysis aimed to determine the effect of resistance training (RT) on cardiovascular risk factors in adults with T2DM.</p><h3>Methods</h3><p>Four databases were searched up to March 2024. The mean difference (MD) was calculated by a random effect model with 95% confidence interval (CI).</p><h3>Results</h3><p>Forty-eight articles were included in the review. There was a significant pooled effect size for the meta-analysis comparing RT vs. control on hemoglobin A1C (MD = -0.49, 95% CI: -0.66, -0.33; <i>P</i> < 0.00001), fasting blood sugar (MD = -11.58, 95% CI: -18.61, -4.55; <i>P</i> = 0.001), insulin (ES = -1.65, 95% CI: -2.87, -0.42; <i>P</i> = 0.008), HOMA-IR (MD = -1.20, 95% CI: -1.85, -0.55; <i>P</i> = 0.0003), triglyceride (MD = -18.14, 95% CI: -30.32, -5.96; <i>P</i> = 0.004), and high-density lipoprotein (MD = 2.71, 95% CI: 0.78, 4.64; <i>P</i> = 0.006). Moreover, RT was effective for reducing body weight (MD = -0.81, 95% CI: -1.50, -0.13; <i>P</i> = 0.02), fat percentage (MD = -0.92, 95% CI: -1.62, -0.22; <i>P</i> = 0.010), and waist circumference (MD = -2.14, 95% CI: -3.00, -1.28; <i>P</i> < 0.00001).</p><h3>Conclusion</h3><p>RT effectively improves cardiovascular risk factors in T2DM adults, suggesting potential as treatment or prevention. Future studies can consider investigating the optimal RT regimen to achieve effective T2DM management in adults.</p></div>","PeriodicalId":6921,"journal":{"name":"Acta Diabetologica","volume":"62 1","pages":"11 - 24"},"PeriodicalIF":3.1,"publicationDate":"2024-12-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142845500","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}
{"title":"Association between estimated glucose disposal rate and kidney function decline in different glucose tolerance statuses from the 4 C study.","authors":"Peiqiong Luo, Danpei Li, Yaming Guo, Xiaoyu Meng, Ranran Kan, Xuefeng Yu","doi":"10.1007/s00592-024-02432-9","DOIUrl":"https://doi.org/10.1007/s00592-024-02432-9","url":null,"abstract":"<p><strong>Aims: </strong>To investigate the association between estimated glucose disposal rate (eGDR) and kidney function decline among populations with different glucose tolerance statuses including normal glucose tolerance (NGT), prediabetes, and diabetes.</p><p><strong>Methods: </strong>The present study analyzed 5,069 participants from a cohort study. The association between eGDR and kidney function decline was assessed using binary logistic regression. Restricted cubic splines (RCS) analyses were also performed to investigate the dose-dependent associations.</p><p><strong>Results: </strong>During up to 5 years of follow-up, 116 (2.30%) individuals experienced kidney function decline. Binary logistic regression showed that an increased level of eGDR was associated with decreased risk of kidney function decline after full adjustment, in all participants (Q4 vs. Q1 HR 0.13, 95% CI 0.05-0.30, p = 0.001), prediabetes (Q4 vs. Q1HR 0.11, 95% CI 0.01-0.44, p = 0.007), and diabetes (Q4 vs. Q1 HR 0.06, 95% CI 0.00-0.37, p = 0.012), but not in those with NGT. RCS analyses suggested dose-dependent relationships of eGDR with the risk of kidney function decline in all participants (L-shaped curve) and those with prediabetes (inverted U-shaped curve) and diabetes (L-shaped curve).</p><p><strong>Conclusions: </strong>The association between elevated baseline eGDR and reduced risk of kidney function decline was significant in participants with prediabetes and diabetes, but not in those with NGT. These dose-dependent associations may have important implications for the assessment of high-risk patients by healthcare professionals and may lead to the development of more tailored and effective prevention strategies.</p>","PeriodicalId":6921,"journal":{"name":"Acta Diabetologica","volume":" ","pages":""},"PeriodicalIF":3.1,"publicationDate":"2024-12-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142845487","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}
Matteo Conti, Lorenzo Pontiggia, Michela Vergani, Emanuele Muraca, Rosa Cannistraci, Silvia Perra, Guido Lattuada, Gianluca Perseghin, Stefano Ciardullo
{"title":"Comparing medication persistence with oral and subcutaneous semaglutide in a real-world setting.","authors":"Matteo Conti, Lorenzo Pontiggia, Michela Vergani, Emanuele Muraca, Rosa Cannistraci, Silvia Perra, Guido Lattuada, Gianluca Perseghin, Stefano Ciardullo","doi":"10.1007/s00592-024-02424-9","DOIUrl":"https://doi.org/10.1007/s00592-024-02424-9","url":null,"abstract":"<p><strong>Aims: </strong>To compare medication persistence and efficacy of oral and subcutaneous semaglutide, in a real-world setting.</p><p><strong>Materials and methods: </strong>This is a single-center, retrospective observational cohort study. Patients with type 2 diabetes mellitus (T2DM) starting treatment with either formulation of semaglutide between January 1 2019 and July 31 2023 and with at least one follow-up visit were included. The primary endpoint was the difference in the proportion of patients that continued treatment after 6, 12 and 18 months. Main secondary endpoints were change in HbA1c and body weight.</p><p><strong>Results: </strong>We included 242 patients on oral (n = 121) and subcutaneous (n = 121) semaglutide. At baseline, patients in the oral semaglutide group were significantly older (mean age: 67 ± 11 vs. 63 ± 11 years, p = 0.002) and had a lower body mass index (BMI: 30.5 ± 5.6 vs. 33.9 ± 7.1 kg/m<sup>2</sup>, p < 0.001). The proportion of patients persistent to treatment was significantly lower in the oral group at 6 (85.3% vs. 94.8%; p < 0.001), 12 (72.3% vs. 92.4%, p < 0.001) and 18 (46.0% vs. 83.8%; p < 0.001) months. Most common reasons for discontinuation were gastro-intestinal side effects. When adjusted for age and BMI, body weight and HbA1c reduction were not significantly different between the two formulations, as the proportion of patients achieving the composite outcome of weight loss ≥ 5% and HbA1c < 7.0%.</p><p><strong>Conclusions: </strong>The present real-world study suggests that persistence is significantly lower when semaglutide is administered as a once-daily tablet compared with a weekly injection, while there are no differences in efficacy between the two formulations.</p>","PeriodicalId":6921,"journal":{"name":"Acta Diabetologica","volume":" ","pages":""},"PeriodicalIF":3.1,"publicationDate":"2024-12-16","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142827146","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}
Yinji Luo, Qijie Guo, Chang Liu, Yuxuan Zheng, Yichong Wang, Bin Wang
{"title":"Adipose mesenchymal stem cell-derived extracellular vesicles regulate PINK1/parkin-mediated mitophagy to repair high glucose-induced dermal fibroblast senescence and promote wound healing in rats with diabetic foot ulcer.","authors":"Yinji Luo, Qijie Guo, Chang Liu, Yuxuan Zheng, Yichong Wang, Bin Wang","doi":"10.1007/s00592-024-02422-x","DOIUrl":"https://doi.org/10.1007/s00592-024-02422-x","url":null,"abstract":"<p><strong>Aims: </strong>Diabetic foot ulcers (DFUs) cause prominent morbidity and mortality. Adipose mesenchymal stem cell (ASC)-derived extracellular vesicles (EVs) show property in facilitating diabetic wound healing, and we explored their role in DFU rats.</p><p><strong>Methods: </strong>ASCs were cultured in vitro, passaged and then identified by flow cytometry and induction of osteogenic/adipogenic differentiation. ASC-EVs were extracted and identified. DFU rat model was treated with ASC-EVs. High glucose (HG)-induced rat dermal fibroblasts were treated with ASC-EVs or 3-MA and sh-PINK1 plasmid in vitro. Wound healing was observed. Histological changes, inflammatory cytokines (TNF-α, IL-1β), and α-SMA and p21 double-positive cell level were assessed by HE staining, ELISA, and immunofluorescence. Mitochondrial membrane potential (MMP), cell viability and senescence, and ROS production in cells were assessed by fluorescence dye JC-1, CCK-8, SA-β-gal staining, and ROS kit. p21, LC3II/I, p62, PINK1 and parkin protein levels were determined by Western blot.</p><p><strong>Results: </strong>DFU rats had slow wound healing and elevated levels of IL-1β, TNF-α, α-SMA and p21 double-positive cells, and SA-β-gal, while HG-induced cells had weakened viability, elevated ROS, SA-β-gal, p21 and p62 protein levels, and decreased LC3II/I, PINK1 and parkin protein levels and MMP, which were reversed by ASC-EVs. HG inhibited mitophagy by suppressing the PINK1/parkin pathway to accelerate dermal fibroblast senescence. The PINK1/parkin pathway inhibition partly mitigated the effect of ASC-EVs. ASC-EVs promoted mitophagy by activating the PINK1/parkin pathway in vivo.</p><p><strong>Conclusions: </strong>ASC-EVs mediated mitophagy by activating the PINK1/parkin pathway, thereby impeding HG-induced rat dermal fibroblast senescence and promoting wound healing in DFU rats.</p>","PeriodicalId":6921,"journal":{"name":"Acta Diabetologica","volume":" ","pages":""},"PeriodicalIF":3.1,"publicationDate":"2024-12-16","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142827143","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}