type 2 diabetes (T2D)

2 型糖尿病 ( T2D )
  • 文章类型: Case Reports
    高酮症是色素性瘙痒的危险因素;因此,糖尿病酮症和酮症酸中毒作为背景疾病在色素性瘙痒中更为常见。然而,临床医生认识不足,容易错过。在这里,我们介绍了一例糖尿病酮症酸中毒,其中色素性痒疹被认为是dermadrome。一名37岁无病史的女性口渴,多饮,和多尿约1个月前运输。1周后双肩出现瘙痒性皮疹。在当地皮肤科医生没有诊断后,病人被诊断为糖尿病酮症酸中毒,胰岛素治疗在我们医院开始。根据病人的病史,住院后课程,和病理结果,瘙痒性皮疹被诊断为色素性瘙痒。临床过程表明,色素性瘙痒是糖尿病酮症和酮症酸中毒的一种皮肤病。临床医生对其相关性的认识对于设计糖尿病酮症和酮症酸中毒的治疗干预措施至关重要。
    Hyperketonemia is a risk factor for prurigo pigmentosa; therefore, diabetic ketosis and ketoacidosis as background diseases are more frequent in prurigo pigmentosa. However, it is underrecognized by clinicians and easily missed. Herein, we present a case of diabetic ketoacidosis in which prurigo pigmentosa was recognized as a dermadrome. A 37-year-old woman with no medical history presented with thirst, polydipsia, and polyuria approximately 1 month prior to transport. and a pruritic skin rash on both shoulders 1 week later. After no diagnosis by a local dermatologist, the patient was diagnosed with diabetic ketoacidosis, and insulin therapy was initiated at our hospital. Based on the patient\'s history, post-hospitalization course, and pathological findings, the pruritic skin rash was diagnosed as prurigo pigmentosa. The clinical course suggested that prurigo pigmentosa is a dermadrome of diabetic ketosis and ketoacidosis. The medical clinicians\' awareness of its relevance is crucial for designing therapeutic interventions for diabetic ketosis and ketoacidosis.
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  • 文章类型: Journal Article
    代谢相关的脂肪肝(MAFLD)是全球慢性肝病的主要原因。值得注意的是,有代谢危险因素的个体,比如糖尿病和肥胖症,表现出惊人的MAFLD患病率,估计达到70%。然而,尽管它普遍存在,这些高危人群对MAFLD的理解和认识存在明显差距。
    本研究的主要目的是评估经常接受二级护理的糖尿病患者对MAFLD的认识和患病率,特别是多种族背景和相关的生活方式偏好如何影响这些健康结果。
    横断面研究。
    定期参加兰贝斯糖尿病中级护理团队诊所的2型糖尿病(T2D)患者被邀请使用FibroScan进行MAFLD筛查。那些同意参加的人获得了关于饮食的结构化问卷,身体活动,和肝脏学家的MAFLD知识。对于每个参与者,人体测量数据,病史,肝脏硬度测量,并记录受控衰减参数(CAP)。脂肪变性被鉴定为CAP值为275dB/m,和晚期纤维化被标记为8kPa的值。
    FibroScan数据的有效期为96.4%(215),53.5%(115/215)有脂肪变性和26.2%(58/215)肝纤维化在这个多种族高危人群。MAFLD的知晓率明显较低,为30.9%。令人震惊的是,69%诊断为肝纤维化的患者不熟悉这种情况。此外,对MAFLD的了解显示不同种族之间的差异,在白种人/白人人群中表现出最高水平(46%)。由于代谢状况和合并症,这些受试者中的大多数(96%)正在接受医疗保健专业人员的特定生活方式建议。然而,大多数患者更喜欢富含碳水化合物的饮食(65.8%),只有43%的受试者每天进行适度运动,这凸显了对MAFLD和生活方式管理缺乏了解.
    迫切需要提高对MAFLD的认识,特别是在多种族高危人群中。此外,制定具有成本效益的风险分层策略对于解决这一日益增长的健康问题至关重要.
    种族差异和缺乏意识会增加伦敦南部糖尿病患者的脂肪肝疾病风险代谢相关脂肪肝疾病(MAFLD)或更常见的脂肪肝疾病是全球慢性肝病的主要原因,特别影响糖尿病和肥胖症患者。这项研究的重点是伦敦南部定期接受二级护理的2型糖尿病患者,检查MAFLD的意识和患病率,尤其是在不同的种族群体中。参与者,都是2型糖尿病患者,参加了由糖尿病中级护理团队运营的诊所,他们使用Fibroscan进行了MAFLD筛查.该工具测量肝脏硬度(纤维化)和脂肪水平。除了扫描,参与者回答了关于他们饮食的问题,身体活动,和MAFLD的知识。主要发现包括对MAFLD的整体认识较低,只有约30.9%的患者知道这种疾病。在那些被诊断为肝纤维化的人中,69%的人不熟悉这种情况,表明存在明显的意识差距。有趣的是,各民族的认识水平各不相同,白种人/白人患者的认知度最高,为46%。尽管收到了健康专业人士的生活方式建议,许多参与者更喜欢富含碳水化合物的饮食,只有少数人每天进行适度运动。这种行为凸显了人们对MAFLD及其通过改变生活方式进行管理的普遍缺乏了解。该研究得出的结论是,迫切需要提高高危人群对MAFLD的认识,伦敦南部的多族裔群体。它还强调了制定具有成本效益的战略以更好地识别和管理这一日益严重的健康问题的必要性。
    UNASSIGNED: Metabolic associated fatty liver disease (MAFLD) stands as the leading cause of chronic liver disease globally. Notably, individuals with metabolic risk factors, such as diabetes and obesity, exhibit a staggering prevalence of MAFLD, with estimates reaching up to 70%. However, despite its widespread occurrence, there\'s a noticeable gap in understanding and awareness about MAFLD among these high-risk groups.
    UNASSIGNED: The main objective of this study was to assess the awareness and prevalence of MAFLD among diabetic patients who regularly receive secondary care focusing particularly on how multiethnic backgrounds and associated lifestyle preferences influence these health outcomes.
    UNASSIGNED: Cross-sectional study.
    UNASSIGNED: Patients with type 2 diabetes (T2D) who regularly attend Lambeth Diabetes Intermediate Care Team clinics were invited to undergo MAFLD screening using FibroScan. Those who agreed to participate were provided with structured questionnaires on diet, physical activity, and MAFLD knowledge by a hepatologist. For each participant, anthropometric data, medical history, liver stiffness measurement, and controlled attenuation parameter (CAP) were documented. Steatosis was identified with a CAP value of ⩾275 dB/m, and advanced fibrosis was flagged at values of ⩾8 kPa.
    UNASSIGNED: The FibroScan data was valid in 96.4% (215), 53.5% (115/215) had steatosis and 26.2% (58/215) had liver fibrosis in this multiethnic high-risk group. Awareness of MAFLD was notably low at 30.9%. Alarmingly, 69% of patients diagnosed with liver fibrosis were unfamiliar with the condition. Additionally, understanding of MAFLD showed variation among different ethnic groups with highest levels were demonstrated in the Caucasian/White population (46%). Majority (96%) of these subjects were receiving specific lifestyle advice from healthcare professionals due to metabolic conditions and comorbidities. However, most patients preferred diets that were rich in carbohydrates (65.8%) and only 43% subjects performed moderate exercise daily highlighting lack of understanding regarding MAFLD and lifestyle management.
    UNASSIGNED: There\'s a pressing need for increased awareness of MAFLD, especially in multiethnic high-risk groups. Additionally, the development of cost-effective strategies to stratify risk is essential to address this growing health concern.
    Ethnic differences and lack of awareness increase fatty liver disease risk in South London diabetics Metabolic associated fatty liver disease (MAFLD) or more commonly fatty liver disease is the leading cause of chronic liver disease globally, particularly affecting individuals with diabetes and obesity. This study focuses on patients with type 2 diabetes in South London who regularly receive secondary care, examining the awareness and prevalence of MAFLD, especially across different ethnic groups. Participants, all with Type 2 Diabetes, attended clinics run by the Diabetes Intermediate Care Team where they underwent MAFLD screening using Fibroscan. This tool measures liver stiffness (fibrosis) and fat levels. In addition to the scans, participants answered questions about their diet, physical activity, and knowledge of MAFLD. Key findings include a low overall awareness of MAFLD, with only about 30.9% of patients aware of the disease. Among those diagnosed with liver fibrosis, 69% were unfamiliar with the condition, indicating a significant awareness gap. Interestingly, awareness levels varied among ethnic groups, with Caucasian/white patients showing the highest awareness at 46%. Despite receiving lifestyle advice from health professionals, many participants preferred carbohydrate-rich diets and only a minority engaged in daily moderate exercise. This behaviour highlights a general lack of understanding about MAFLD and its management through lifestyle changes. The study concludes that there is a critical need to raise awareness about MAFLD among high-risk, multi-ethnic groups in South London. It also highlights the necessity for developing cost-effective strategies to better identify and manage this growing health concern.
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  • 文章类型: Journal Article
    2型糖尿病(T2D)与认知障碍和痴呆有关,但其对认知功能损害之前或没有认知功能损害的个体的大脑皮层结构的影响尚不清楚.
    我们对2,331个条目进行了系统评价,调查了没有认知障碍的T2D个体的大脑皮层厚度变化,其中55个符合我们的纳入标准。
    大多数研究(45/55)报道了前扣带皮质脑萎缩和厚度减少,temporal,T2D和其他认知健康对照之间的额叶。然而,研究平衡(10/55)报告皮质或总脑体积均无显著差异.一些报告还注意到枕骨皮质及其回回的变化。作为报告的一部分,不到一半的研究(18/55)描述了T2D和海马萎缩之间的相关性。样品特征的变异性,成像方法,软件可能会影响T2D和皮质萎缩的发现。
    总而言之,T2D似乎与皮质厚度减少有关,可能影响认知和痴呆风险。T2D中的微血管疾病和炎症也可能导致这种风险。需要进一步的研究来了解潜在的机制和大脑健康的影响。
    UNASSIGNED: Type 2 diabetes (T2D) has been linked to cognitive impairment and dementia, but its impact on brain cortical structures in individuals prior to or without cognitive impairment remains unclear.
    UNASSIGNED: We conducted a systematic review of 2,331 entries investigating cerebral cortical thickness changes in T2D individuals without cognitive impairment, 55 of which met our inclusion criteria.
    UNASSIGNED: Most studies (45/55) reported cortical brain atrophy and reduced thickness in the anterior cingulate, temporal, and frontal lobes between T2D and otherwise cognitively healthy controls. However, the balance of studies (10/55) reported no significant differences in either cortical or total brain volumes. A few reports also noticed changes in the occipital cortex and its gyri. As part of the reports, less than half of studies (18/55) described a correlation between T2D and hippocampal atrophy. Variability in sample characteristics, imaging methods, and software could affect findings on T2D and cortical atrophy.
    UNASSIGNED: In conclusion, T2D appears linked to reduced cortical thickness, possibly impacting cognition and dementia risk. Microvascular disease and inflammation in T2D may also contribute to this risk. Further research is needed to understand the underlying mechanisms and brain health implications.
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  • 文章类型: Case Reports
    这个病例报告提出了一个小说,非药物治疗2型糖尿病46岁男性,使用称为神经情绪技术(NET)的身心干预(MBI)进行8种治疗后,证明血液化学和心理测量标记的改善。患者诊断为2型糖尿病(T2D),疼痛,压力和焦虑的社会心理指标,ACE-Q(儿童不良经历问卷)得分为4分,这与慢性病和自身免疫性疾病的易感性一致。该患者的葡萄糖水平高于正常水平(通常在10-15mmol/L之间,最佳范围在4-10mmol/L之间)持续至少两个月,尽管标准使用常规抗糖尿病药物(胰岛素注射)。该患者表现出许多慢性应激指标,这些指标被认为是他的医学诊断的基础,建议在4周内进行一系列8次NET治疗。在基线(治疗前)记录心理测试和血糖测量,4周(治疗结束时)和8周(治疗结束后4周)。结果显示葡萄糖水平降低,和自我报告的抑郁指标,焦虑,压力,4周后,痛苦和痛苦都从高和极端水平下降到正常范围内,在8周时持续改善。McEwen描述了同种异体负荷的概念以及累积压力对身心健康的破坏性影响。假设NET减少了同种异体负荷,从而强化了稳态和涉及从慢性病中恢复的致盐度应激反应机制。可能通过心理-免疫-神经内分泌(PINE)网络。需要进行更大样本量的进一步研究,以确定这些结果是否可以外推到更广泛的人群中,然而,这个案例的结果表明,它可能是有益的考虑共同管理的T2D与MBI,如NET。
    This case report presents a novel, non-pharmacological treatment of Type 2 Diabetes in a 46-year-old male, demonstrating improvements in blood chemistry and psychometric markers after 8 treatments using a Mind-Body Intervention (MBI) called Neuro-Emotional Technique (NET). The patient presented with a diagnosis of Type 2 Diabetes (T2D), pain, psychosocial indicators of stress and anxiety, and a score of 4 on the ACE-Q (Adverse Childhood Experiences Questionnaire) that is consistent with a predisposition to chronic disease and autoimmune disorders. Glucose levels for this patient were above normal levels (typically between 10-15mmol/L where optimal range is between 4-10mmol/L) for at least two months prior to the 4-week NET intervention period, despite the standard use of conventional antidiabetic medications (insulin injections). The patient exhibited numerous indictors of chronic stress that were hypothesised to be underlying his medical diagnosis and a series of 8 NET treatments over a period of 4 weeks was recommended. Psychometric tests and glucose measurements were recorded at baseline (prior to treatment), 4 weeks (at the conclusion of treatment) and at 8 weeks (4 weeks following the conclusion of treatment). Results show that glucose levels were reduced, and self-reported measures of depression, anxiety, stress, distress and pain all decreased from high and extreme levels to within normal ranges after 4 weeks, with ongoing improvement at 8 weeks. McEwen described the concept of allostatic load and the disruptive effects that cumulative stress can have on both mental and physical health. It is hypothesized that NET reduces allostatic load thereby fortifying homeostasis and the salutogenic stress response mechanisms involved in recovery from chronic illness, possibly via the Psycho-Immune-Neuroendocrine (PINE) network. Further studies with larger sample sizes are required to establish whether these results could be extrapolated to a wider population, however the results of this case suggest that it may be beneficial to consider co-management of T2D with an MBI such as NET.
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  • 文章类型: Journal Article
    女性不孕症,特别是那些患有肥胖症的人,对全世界的生殖健康提出了多方面的挑战。生活方式干预,主要关注减肥,已经成为改善这一人群生育结果的有希望的策略。这篇综述旨在探讨各种生活方式干预措施的有效性。包括饮食调整和锻炼方案,在提高肥胖和相关疾病如多囊卵巢综合征的妇女的生育结果,先天性肾上腺增生,2型糖尿病,绝经前,甲状腺功能减退和饮食失调。研究搜索的方法涵盖了广泛的范围,从针对体重管理的干预措施到缓慢或快速减肥,再到强调整个食物组的饮食方法,特定的营养素,以及低碳水化合物或生酮饮食等饮食模式,以及地中海饮食。通过综合现有的调查结果和建议,这篇综述有助于理解生活方式干预在解决不孕症方面的作用,强调育龄妇女超重和已知或未知的不孕症问题,同时促进其融入临床实践,以优化生殖健康和整体福祉。
    Infertility among women, particularly those living with obesity, presents a multifaceted challenge with implications for reproductive health worldwide. Lifestyle interventions, mainly focusing on weight loss, have emerged as promising strategies to improve fertility outcomes in this population. This review aims to explore the effectiveness of various lifestyle interventions, encompassing dietary modifications and exercise regimens, in enhancing fertility outcomes among women with obesity and associated conditions such as polycystic ovary syndrome, congenital adrenal hyperplasia, type 2 diabetes mellitus, premenopause, hypothyroidism and eating disorders. Methodology of study search encompass a broad spectrum, ranging from interventions targeting weight management through slow or rapid weight loss to dietary approaches emphasizing whole food groups, specific nutrients, and dietary patterns like low-carbohydrate or ketogenic diets, as well as the Mediterranean diet. By synthesizing existing findings and recommendations, this review contributes to the understanding of lifestyle interventions in addressing infertility, with an emphasis on the population of women of reproductive age with excess weight and known or unknown infertility issues, while promoting their integration into clinical practice to optimize reproductive health and overall well-being.
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  • 文章类型: Journal Article
    患有2型糖尿病(T2D)的女性被诊断出患有乳腺癌的风险更高,并且与非糖尿病女性相比,如果她们确实患有乳腺癌,则生存率更差。然而,需要更多的研究来阐明这些关系的生物学基础。这里,我们发现叉头盒A1(FOXA1),叉头家族转录因子,和二甲双胍(1,1-二甲基双胍盐酸盐),一种用于治疗T2D的药物,可能影响激素受体阳性(HR+)乳腺癌(BC)肿瘤细胞的生长和转移。的确,利用从NCBIGEO获得的53,805基因数据库,仅在三种HR乳腺癌细胞系中高度表达了14种与糖尿病相关的基因,而在其他亚型中却没有。在与糖尿病相关的基因中,FOXA1、MTA3、PAK4、FGFR3和KIF22在来自4032个乳腺癌患者组织样品的HR+乳腺癌中使用乳腺癌基因表达综合表达。值得注意的是,在雌激素受体阳性/孕激素受体阳性(ER+/PR+)乳腺癌患者中,FOXA1表达升高与总生存期较差相关.此外,实验表明,使用MCF-7和T47DHR乳腺癌细胞系,FOXA1基因的丢失在体外抑制了肿瘤的增殖和侵袭。二甲双胍,抗糖尿病药物,显著抑制MCF-7细胞中肿瘤细胞的生长。此外,在离体三维(3D)类器官模型中,二甲双胍治疗或FOXA1基因缺失增强了他莫昔芬诱导的HR乳腺癌细胞系中肿瘤生长抑制。因此,糖尿病相关药物二甲双胍和FOXA1基因抑制可能是HR+乳腺癌患者联合他莫昔芬治疗的新方法,内分泌疗法.
    Women with type 2 diabetes (T2D) have a higher risk of being diagnosed with breast cancer and have worse survival than non-diabetic women if they do develop breast cancer. However, more research is needed to elucidate the biological underpinnings of these relationships. Here, we found that forkhead box A1 (FOXA1), a forkhead family transcription factor, and metformin (1,1-dimethylbiguanide hydrochloride), a medication used to treat T2D, may impact hormone-receptor-positive (HR+) breast cancer (BC) tumor cell growth and metastasis. Indeed, fourteen diabetes-associated genes are highly expressed in only three HR+ breast cancer cell lines but not the other subtypes utilizing a 53,805 gene database obtained from NCBI GEO. Among the diabetes-related genes, FOXA1, MTA3, PAK4, FGFR3, and KIF22 were highly expressed in HR+ breast cancer from 4032 breast cancer patient tissue samples using the Breast Cancer Gene Expression Omnibus. Notably, elevated FOXA1 expression correlated with poorer overall survival in patients with estrogen-receptor-positive/progesterone-receptor-positive (ER+/PR+) breast cancer. Furthermore, experiments demonstrated that loss of the FOXA1 gene inhibited tumor proliferation and invasion in vitro using MCF-7 and T47D HR+ breast cancer cell lines. Metformin, an anti-diabetic medication, significantly suppressed tumor cell growth in MCF-7 cells. Additionally, either metformin treatment or FOXA1 gene deletion enhanced tamoxifen-induced tumor growth inhibition in HR+ breast cancer cell lines within an ex vivo three-dimensional (3D) organoid model. Therefore, the diabetes-related medicine metformin and FOXA1 gene inhibition might be a new treatment for patients with HR+ breast cancer when combined with tamoxifen, an endocrine therapy.
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  • 文章类型: Journal Article
    胆囊癌(GBC)是一种罕见的消化道恶性肿瘤,以预后极差为特征。目前,2型糖尿病(T2D)与GBC之间的关系存在争议。此外,关于酒精摄入频率(AIF)之间的因果关系没有明确的结论,初潮年龄(AAM)和GBC。这项研究的目的是阐明T2D之间的因果关系,AIF,AAM,GBC。
    与暴露和结果相关的单核苷酸多态性(SNP)来自综合流行病学单位(IEU)开放全基因组关联研究(GWAS)数据库。具体来说,GBC的数据包括907名东亚人(所有病例的病理结果均登记在日本Biobank)和425,707个SNP;T2D包括655,666名欧洲人和5,030,727个SNP;AIF包括462,346名欧洲人和9,851,867个SNP;AAM包括243,944名欧洲人和9,851,867个SNP。从英国生物库(UKB)数据库中统一收集暴露性状的测量值,并以标准偏差(SD)或比值比(logOR)的对数形式呈现。我们采用了双样本孟德尔随机化(MR)分析来辨别T2D之间的因果关系,AIF,AAM,GBC。进行了敏感性分析,以识别和解决潜在的异质性,水平多效性,和异常值。
    我们的发现表明T2D降低了GBC风险[比值比(OR)=0.044;95%置信区间(CI):0.004-0.55;P=0.015,方差加权倒数(IVW)]。然而,AIF之间没有因果关系(OR=0.158;95%CI:5.33E-05至466.84;P=0.65,IVW),AAM(OR=0.19;95%CI:0.0003-140.34;P=0.62,IVW),GBC。敏感性分析显示没有水平多效性的证据,异质性,或异常值,表明了我们结论的稳健性和可靠性。
    T2D成为GBC的潜在保护因素,而AIF和AAM均未显示与GBC风险存在因果关系。调节葡萄糖代谢可能是预防GBC的方法之一。
    UNASSIGNED: Gallbladder cancer (GBC) is a rare malignancy of the digestive tract, characterized by a remarkably poor prognosis. Currently, there is a controversy on the relationship between type 2 diabetes (T2D) and GBC. Additionally, no definitive conclusions were established regarding the causal relationships between alcohol intake frequency (AIF), age at menarche (AAM) and GBC. The objective of this study was to elucidate the causal association between T2D, AIF, AAM, and GBC.
    UNASSIGNED: Single-nucleotide polymorphisms (SNPs) associated with exposures and outcomes were sourced from the Integrative Epidemiology Unit (IEU) Open Genome-Wide Association Study (GWAS) database. Specifically, the data of GBC comprised 907 East Asians (pathological results of all cases were registered into Biobank Japan) and 425,707 SNPs; T2D comprised 655,666 Europeans with 5,030,727 SNPs; AIF comprised 462,346 Europeans and 9,851,867 SNPs; AAM comprised 243,944 Europeans and 9,851,867 SNPs. The measurement of exposure traits is collected uniformly from the UK Biobank (UKB) database and presented in the form of standard deviation (SD) or the logarithmic form of the odds ratio (logOR). We employed a two-sample Mendelian randomization (MR) analysis to discern the causalities between T2D, AIF, AAM, and GBC. Sensitivity analyses were conducted to identify and address potential heterogeneity, horizontal pleiotropy, and outliers.
    UNASSIGNED: Our findings indicated that T2D reduced GBC risk [odds ratio (OR) =0.044; 95% confidence interval (CI): 0.004-0.55; P=0.015, inverse variance-weighted (IVW)]. However, no causal relationship was observed between AIF (OR =0.158; 95% CI: 5.33E-05 to 466.84; P=0.65, IVW), AAM (OR =0.19; 95% CI: 0.0003-140.34; P=0.62, IVW), and GBC. Sensitivity analysis revealed no evidence of horizontal pleiotropy, heterogeneity, or outliers, suggesting the robustness and reliability of our conclusions.
    UNASSIGNED: T2D emerged as a potentially protective factor against GBC, whereas neither AIF nor AAM demonstrated a causal relationship with GBC risk. Regulation of glucose metabolism may be one of the methods for preventing GBC.
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  • 文章类型: Journal Article
    2型糖尿病(T2D)大流行的主要原因是慢性正能量平衡导致的肥胖过度和/或异常积累。任何形式的减肥都会极大地影响T2D的自然史,有利于预防,治疗,甚至在体重减轻的情况下缓解。然而,体重恢复,常伴有肥胖并发症如T2D的复发或恶化,是一种不可避免的生物学现象,是肥胖病理生理学的一个组成部分。这不仅可以在体重减轻之后发生,但在肥胖治疗期间,如果它不足以有效抵消旨在将肥胖恢复到体重减轻前的平衡状态的生理反应。在过去的几年里,许多对照和随机研究表明,减肥手术在减肥方面优于常规治疗,血糖控制,和T2D缓解率。最近,糖尿病学领域的治疗设备已经丰富了新的抗高血糖药物,在减轻体重方面具有相当大的功效,这可能在T2D的缓解中起致病作用,不是通过经典的肠促胰岛素效应,而是通过改善脂肪组织功能。所有这些概念都在这个立场声明中讨论,旨在加深肥胖和T2D之间的致病联系,从胰岛素抵抗和胰岛素缺乏之间的“简单”相互作用转变范式,并评估不同治疗干预措施的有效性,以改善T2D管理并在可能的情况下诱导糖尿病缓解。
    The primary cause of the pandemic scale of type 2 diabetes (T2D) is the excessive and/or abnormal accumulation of adiposity resulting from a chronic positive energy balance. Any form of weight loss dramatically affects the natural history of T2D, favoring prevention, treatment, and even remission in the case of significant weight loss. However, weight regain, which is often accompanied by the recurrence or worsening of obesity complications such as T2D, is an inevitable biological phenomenon that is an integral part of the pathophysiology of obesity. This can occur not only after weight loss, but also during obesity treatment if it is not effective enough to counteract the physiological responses aimed at restoring adiposity to its pre-weight-loss equilibrium state. Over the past few years, many controlled and randomized studies have suggested a superior efficacy of bariatric surgery compared to conventional therapy in terms of weight loss, glycemic control, and rates of T2D remission. Recently, the therapeutic armamentarium in the field of diabetology has been enriched with new antihyperglycemic drugs with considerable efficacy in reducing body weight, which could play a pathogenetic role in the remission of T2D, not through the classical incretin effect, but by improving adipose tissue functions. All these concepts are discussed in this position statement, which aims to deepen the pathogenetic links between obesity and T2D, shift the paradigm from a \"simple\" interaction between insulin resistance and insulin deficiency, and evaluate the efficacy of different therapeutic interventions to improve T2D management and induce diabetes remission whenever still possible.
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  • 文章类型: Journal Article
    2型糖尿病(T2D)是一种多基因代谢疾病,其特征是外周组织中的胰岛素抵抗和胰腺的胰岛素分泌受损。虽然胰岛素产生和分泌的下降以前归因于产生胰岛素的β细胞的凋亡,最近的研究表明糖尿病患者的β细胞凋亡率相对较低。相反,β细胞主要经历去分化,在这个过程中,它们失去了专门的身份,并转变为无功能的内分泌祖细胞样细胞,最终导致β细胞衰竭。由于遗传因素和细胞应激的复杂相互作用,驱动β细胞去分化的潜在机制仍然难以捉摸。了解这些机制有可能为旨在逆转T2D中β细胞去分化的创新治疗方法提供信息。这篇综述探讨了β细胞去分化导致β细胞衰竭的拟议驱动因素,并讨论了能够逆转这一过程的当前干预措施,从而恢复β细胞的身份和功能。
    Type 2 diabetes (T2D) is a polygenic metabolic disorder characterized by insulin resistance in peripheral tissues and impaired insulin secretion by the pancreas. While the decline in insulin production and secretion was previously attributed to apoptosis of insulin-producing β-cells, recent studies indicate that β-cell apoptosis rates are relatively low in diabetes. Instead, β-cells primarily undergo dedifferentiation, a process where they lose their specialized identity and transition into non-functional endocrine progenitor-like cells, ultimately leading to β-cell failure. The underlying mechanisms driving β-cell dedifferentiation remain elusive due to the intricate interplay of genetic factors and cellular stress. Understanding these mechanisms holds the potential to inform innovative therapeutic approaches aimed at reversing β-cell dedifferentiation in T2D. This review explores the proposed drivers of β-cell dedifferentiation leading to β-cell failure, and discusses current interventions capable of reversing this process, thus restoring β-cell identity and function.
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  • 文章类型: Journal Article
    2型糖尿病(T2D),缺乏有效治疗的普遍代谢紊乱,与溶酶体酸化功能障碍有关,以及自噬和线粒体损伤。这里,我们报道了一系列可生物降解的聚(四氟丁二酸丁二醇酯-共丁二酸酯)聚酯,包含1,4-丁二醇接头和不同比例的四氟琥珀酸(TFSA)和琥珀酸作为组分,设计溶酶体酸化纳米颗粒(NPs)。合成的NP为球形,直径为≈100nm,多分散性低,稳定性好。值得注意的是,TFSANP,完全由TFSA组成,表现出最强的降解能力和优越的酸化性能。我们进一步揭示了溶酶体空泡(H+)-ATP酶亚基的显著下调,负责维持溶酶体酸化,在人类T2D胰岛中,慢性脂毒性条件下的INS-1β细胞,和高脂饮食(HFD)小鼠的胰腺组织。用TFSANP治疗可恢复溶酶体酸化,自噬功能,和线粒体活动,从而改善INS-1细胞和HFD小鼠脂质超负荷的胰腺功能。重要的是,对HFD小鼠施用TFSANP可降低胰岛素抵抗并改善葡萄糖清除。这些发现强调了溶酶体酸化TFSANP对T2D的治疗潜力。
    Type 2 diabetes (T2D), a prevalent metabolic disorder lacking effective treatments, is associated with lysosomal acidification dysfunction, as well as autophagic and mitochondrial impairments. Here, we report a series of biodegradable poly(butylene tetrafluorosuccinate-co-succinate) polyesters, comprising a 1,4-butanediol linker and varying ratios of tetrafluorosuccinic acid (TFSA) and succinic acid as components, to engineer lysosome-acidifying nanoparticles (NPs). The synthesized NPs are spherical with diameters of ≈100 nm and have low polydispersity and good stability. Notably, TFSA NPs, which are composed entirely of TFSA, exhibit the strongest degradation capability and superior acidifying properties. We further reveal significant downregulation of lysosomal vacuolar (H+)-ATPase subunits, which are responsible for maintaining lysosomal acidification, in human T2D pancreatic islets, INS-1 β-cells under chronic lipotoxic conditions, and pancreatic tissues of high-fat-diet (HFD) mice. Treatment with TFSA NPs restores lysosomal acidification, autophagic function, and mitochondrial activity, thereby improving the pancreatic function in INS-1 cells and HFD mice with lipid overload. Importantly, the administration of TFSA NPs to HFD mice reduces insulin resistance and improves glucose clearance. These findings highlight the therapeutic potential of lysosome-acidifying TFSA NPs for T2D.
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