SGLT2, Sodium-Glucose Cotransporter-2

  • 文章类型: Journal Article
    衰老,影响所有生物的复杂生理过程,是一个主要的研究领域,特别关注减缓其进展的干预措施。这项研究评估了达格列净(DAPA)对人工诱导衰老的小鼠模型中各种衰老相关参数的抗衰老功效。将40只雄性瑞士白化病小鼠随机分为四组,每组十只动物。对照组(I组)接受生理盐水。衰老模型组(Ⅱ组)口服D-半乳糖500mg/kg诱导衰老。在老化诱导之后,阳性对照组接受维生素C补充剂(第三组),而DAPA组(IV组)接受达格列净治疗。炎症介质(TNF-α和IL-1β)显示出相似的变化模式。在III组和IV组之间没有观察到统计学上的显著差异。与GII相比,两组的数值均明显较低,虽然与GI相比明显更高。谷胱甘肽过氧化物酶(GSH-Px)在GIII组和GIV组之间无统计学差异,但是与GII相比,GIII中的GIII更高,而与GI相比,GIII中的GIII明显更低。研究表明,达格列净对小鼠衰老的许多指标都有有益的影响。干预导致心肌细胞肥大减少,增强皮肤活力,炎症介质的存在减少,和改善抗氧化剂的功效。
    Aging, a complex physiological process affecting all living things, is a major area of research, particularly focused on interventions to slow its progression. This study assessed the antiaging efficacy of dapagliflozin (DAPA) on various aging-related parameters in a mouse model artificially induced to age. Forty male Swiss albino mice were randomly divided into four groups of ten animals each. The control group (Group I) received normal saline. The aging model group (Group II) was administered D-galactose orally at 500mg/kg to induce aging. Following the aging induction, the positive control group received Vitamin C supplementation (Group III), while the DAPA group (Group IV) was treated with dapagliflozin. The inflammatory mediators (TNF-α and IL-1β) showed similar patterns of change. No statistically significant difference was observed between groups III and IV. Both groups had significantly lower values compared to GII, while it was significantly higher compared to GI. Glutathione peroxidase (GSH-Px) showed no statistically significant difference between groups GIII and GIV, but it was higher in GIII compared to GII and significantly lower in GIII compared to GI. The study demonstrated that dapagliflozin exerts a beneficial impact on many indicators of aging in mice. The intervention resulted in a reduction in hypertrophy in cardiomyocytes, an enhancement in skin vitality, a decrease in the presence of inflammatory mediators, and an improvement in the efficacy of antioxidants.
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  • 文章类型: Journal Article
    心力衰竭(HF)仍然是发达国家发病率和死亡率的主要原因,突出了对小说的迫切需要,有效的治疗方法。最近的研究支持以下主张:由于酮体(KB)氧化而改善的心肌能量学可能是钠-葡萄糖协同转运蛋白2抑制剂对HF患者的有趣有益作用的原因。类似的小分子,短链脂肪酸(SCFA)现在已经意识到在衰竭的心脏中优先被氧化,与KBs作为救援“超级燃料”的概念相矛盾。“除了KBs和SCFA是替代燃料之外,两者都发挥着广泛的非代谢功能,包括分子信号和表观遗传学,以及作为炎症和免疫的效应,血压调节,和氧化应激。在这次审查中,作者提出了一个有新证据支持的观点,即KBs和SCFAs的代谢和独特的非代谢活性有望用于射血分数降低的HF患者和射血分数保留的HF患者的治疗.
    Heart failure (HF) remains the leading cause of morbidity and mortality in the developed world, highlighting the urgent need for novel, effective therapeutics. Recent studies support the proposition that improved myocardial energetics as a result of ketone body (KB) oxidation may account for the intriguing beneficial effects of sodium-glucose cotransporter-2 inhibitors in patients with HF. Similar small molecules, short-chain fatty acids (SCFAs) are now realized to be preferentially oxidized over KBs in failing hearts, contradicting the notion of KBs as a rescue \"superfuel.\" In addition to KBs and SCFAs being alternative fuels, both exert a wide array of nonmetabolic functions, including molecular signaling and epigenetics and as effectors of inflammation and immunity, blood pressure regulation, and oxidative stress. In this review, the authors present a perspective supported by new evidence that the metabolic and unique nonmetabolic activities of KBs and SCFAs hold promise for treatment of patients with HF with reduced ejection fraction and those with HF with preserved ejection fraction.
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  • 文章类型: Journal Article
    UNASSIGNED: The disease course of inflammatory bowel disease (IBD) following treatment with glucagon-like peptide (GLP)-1 based therapies is unclear. The aim of this study was to examine the disease course of IBD in patients treated with GLP-1 based therapies compared with treatment with other antidiabetics.
    UNASSIGNED: Using nationwide Danish registries, we identified patients with IBD and type 2 diabetes who received antidiabetic treatment between 1 January 2007 and 31 March 2019. The primary outcome was a composite of the need for oral corticosteroids, tumour necrosis factor-α inhibitors, IBD-related hospitalisation, or IBD-related surgery. In the setting of a new-user active comparator design, we used Poisson regression to estimate incidence rate ratios (IRR) comparing treatment with GLP-1 receptor agonists and dipeptidyl peptidase (DPP)-4 inhibitors with other antidiabetic therapies. The analyses were adjusted for age, sex, calendar year, IBD severity, and metformin use.
    UNASSIGNED: We identified 3751 patients with a diagnosis of IBD and type 2 diabetes and with a prescription of an antidiabetic drug (GLP-1 receptor agonists/DPP-4 inhibitors: 982 patients; other antidiabetic treatment: 2769 patients). The adjusted IRR of the composite outcome was 0·52 (95% CI: 0·42-0·65) for patients exposed to GLP-1 receptor agonists/DPP-4 inhibitors compared with patients exposed to other antidiabetics.
    UNASSIGNED: In patients with IBD and type 2 diabetes, we observed a lower risk of adverse clinical events amongst patients treated with GLP-1 based therapies compared with treatment with other antidiabetics. These findings suggest that treatment with GLP-1 based therapies may improve the disease course of IBD.
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  • 文章类型: Case Reports
    钠-葡萄糖协同转运蛋白-2(SGLT2)抑制剂是一类相对新颖的用于治疗2型糖尿病(T2DM)的口服药物。由于其有益的肾脏和心血管结果,它们的使用最近有所增加,但是在正常或轻微升高的血糖值下,它们伴随着糖尿病酮症酸中毒(DKA)的罕见风险,称为正常血糖DKA(euDKA)。最近,缺乏碳水化合物,生酮饮食已获得普及,由于减肥的好处和改善控制T2DM。我们描述了2例T2DM患者在生酮饮食中使用SGLT2抑制剂引起的euDKA,并提供了文献综述。
    我们描述了医院的课程,实验室数据,并对2例患者的治疗进行文献综述。
    我们发现两名患者的血糖水平正常或轻度升高,阴离子间隙升高和酮症,euDKA的代表。第一例患者仅服用1剂依帕列净后出现euDKA,而第二例患者在服用SGLT2抑制剂时仅服用生酮饮食1周后就出现了euDKA。
    虽然有一些关于使用SGLT2抑制剂和生酮饮食的euDKA的报道,许多开这些药物的医生可能没有意识到这种关联。因此,如果服用SGLT2抑制剂,他们必须告知患者避免生酮饮食.如果患者出现DKA症状,并且在服用SGLT2抑制剂的同时饮食不含碳水化合物,应该有一个低门槛来筛选DKA。
    UNASSIGNED: Sodium-glucose cotransporter-2 (SGLT2) inhibitors are a relatively novel class of oral medications for the treatment of type 2 diabetes mellitus (T2DM). Their use has increased recently due to their beneficial renal and cardiovascular outcomes, but they come with the rare risk of diabetic ketoacidosis (DKA) at normal or slightly elevated glucose values, termed euglycemic DKA (euDKA). Recently, carbohydrate-deprived, ketogenic diets have gained popularity due to benefits of weight loss and improved control of T2DM. We describe 2 patients with T2DM who developed euDKA caused by SGLT2 inhibitor use while on a ketogenic diet and provide a review of the literature.
    UNASSIGNED: We describe the hospital course, laboratory data, and treatment of 2 patients and provide a literature review.
    UNASSIGNED: Both of our patients were found to have normal or mildly elevated serum glucose levels, with an elevated anion gap and ketosis, representative of euDKA. The first patient developed euDKA after only 1 dose of empagliflozin, while the second patient developed euDKA after only 1 week of being on a ketogenic diet while on an SGLT2 inhibitor.
    UNASSIGNED: While there have been a few reports of euDKA with SGLT2 inhibitors and ketogenic diets, many physicians prescribing these medications may not be aware of this association. Therefore, they must inform their patients to avoid a ketogenic diet if on an SGLT2 inhibitor. If a patient presents with symptoms of DKA and is eating a carbohydrate-free diet while taking an SGLT2 inhibitor, there should be a low threshold to screen for DKA.
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