glycemia

血糖
  • 文章类型: Journal Article
    本研究旨在阐明血糖与接受冠状动脉造影的参与者发生多血管病变之间的关联。
    我们分析了2,533例冠状动脉疾病患者行冠状动脉造影。其中,1,973名患者,通过多血管病变的终点识别,使用单变量和多变量逻辑回归分析来确定血糖水平与多血管病变发生之间的关系。
    分析包括1,973名参与者,其中474例患者被确定为冠状动脉多支血管病变.单因素logistic回归分析显示血糖与冠状动脉多支病变的发生呈正相关(OR1.04;95%CI1.01-1.08;p=0.02)。调整后的模型表明,血糖每增加一个单位,发生冠状动脉多支血管病变的风险增加了4%,表现出显著的相关性(p<0.05)。亚组分析显示,血糖对PCI患者多支血管病变的影响因性别而异。年龄,和吸烟状况,这种影响在男性中更为明显,老年患者,和吸烟者。
    我们的发现建立了血糖与多血管病变发生率之间的显著关联,在男性患者中尤其明显,45岁以上的人和吸烟者。
    UNASSIGNED: This study aims to elucidate the association between glycemia and the occurrence of multi-vessel lesions in participants undergoing coronary angiography.
    UNASSIGNED: We analyzed 2,533 patients with coronary artery disease who underwent coronary angiography. Of these, 1,973 patients, identified by the endpoint of multi-vessel lesions, were examined using univariate and multivariate logistic regression analyses to determine the relationship between glycemia levels and multi-vessel lesion occurrence.
    UNASSIGNED: The analysis included 1,973 participants, among whom 474 patients were identified with coronary multi-vessel lesions. Univariate logistic regression analysis demonstrated a positive correlation between glycemia and the occurrence of coronary multi-vessel lesions (OR 1.04; 95% CI 1.01-1.08; p = 0.02). The adjusted model indicated that for each unit increase in glycemia, the risk of developing coronary multi-vessel lesions increased by 4%, showing a significant correlation (p < 0.05). Subgroup analyses revealed that the impact of glycemia on multi-vessel lesions in patients with PCI varied according to gender, age, and smoking status, with the effect being more pronounced in men, older patients, and smokers.
    UNASSIGNED: Our findings establish a significant association between glycemia and the incidence of multi-vessel lesions, particularly pronounced in male patients, individuals over 45, and smokers.
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  • 文章类型: Journal Article
    人类腺病毒36(HAdV-36)感染与肥胖有关,低脂水平,以及改善动物模型和人类的血糖水平和胰岛素敏感性,尽管流行病学研究仍存在争议。因此,这项研究调查了青少年HAdV-36血清阳性与血糖控制之间的关系.这项观察性研究检查了460名年轻人(体重正常的246名和肥胖的214名受试者)。所有参与者都接受了人体测量评估,血压,循环空腹血糖水平,脂质,胰岛素,和抗HAdV-36抗体;此外,计算胰岛素抵抗的稳态模型评估(HOMA-IR).总之,57.17%的受试者为HAdV-36血清阳性。此外,与正常体重的受试者相比,肥胖受试者的HAdV-36血清阳性率更高(59%vs.55%)。BMI(33.1vs.32.3kg/m2,p=0.03),和腰围(107vs.104厘米,p=0.02),胰岛素水平(21vs.16.3µU/mL,p=0.003),和HOMA-IR(4.6与与血清阴性受试者相比,HAdV-36阳性肥胖受试者的3.9,p=0.02)更高。在肥胖组中,在校正总胆固醇的模型中,HAdV-36血清阳性与降低血糖水平有关。甘油三酯水平,年龄和性别(β=-10.44,p=0.014)。此外,在肥胖组中,观察到HAdV-36血清阳性与胰岛素水平之间存在统计学显著的正相关.这些发现表明,自然HAdV-36感染可以改善肥胖受试者的血糖控制,但不能改善高胰岛素血症。
    Human adenovirus-36 (HAdV-36) infection has been linked to obesity, low lipid levels, and improvements in blood glucose levels and insulin sensitivity in animal models and humans, although epidemiological studies remain controversial. Therefore, this study investigated the relationship between HAdV-36 seropositivity and glycemic control in youths. This observational study examined 460 youths (246 with normal weight and 214 obese subjects). All participants underwent assessments for anthropometry, blood pressure, circulating fasting levels of glucose, lipids, insulin, and anti-HAdV-36 antibodies; additionally, the homeostatic model assessment of insulin resistance (HOMA-IR) was calculated. In all, 57.17% of the subjects were HAdV-36 seropositive. Moreover, HAdV-36 seroprevalence was higher in obese subjects compared to their normal weight counterparts (59% vs. 55%). BMI (33.1 vs. 32.3 kg/m2, p = 0.03), and waist circumference (107 vs. 104 cm, p = 0.02), insulin levels (21 vs. 16.3 µU/mL, p = 0.003), and HOMA-IR (4.6 vs. 3.9, p = 0.02) were higher in HAdV-36-positive subjects with obesity compared to seronegative subjects. In the obese group, HAdV-36 seropositivity was associated with a reducing effect in blood glucose levels in a model adjusted for total cholesterol, triglyceride levels, age and sex (β = -10.44, p = 0.014). Furthermore, a statistically significant positive relationship was observed between HAdV-36 seropositivity and insulin levels in the obesity group. These findings suggest that natural HAdV-36 infection improves glycemic control but does not ameliorate hyperinsulinemia in obese subjects.
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  • 文章类型: Journal Article
    目的:本研究评估了糖尿病(DM)视网膜病变患者抗胰岛素抗体(AIA)的水平以及某些抗糖尿病药物对AIA的影响。患者和方法:一项观察性横断面研究。结果:与对照组相比,在糖尿病视网膜病变(DR)和仅DM研究类别中观察到较低的AIAIgG滴度[DR=86(5-560),DM-only=50(5-500),对比对照组=200(7-565);p=0.017]。DR组服用硝苯地平和二甲双胍与AIAIgE水平呈负相关(r=-0.32,p=0.04)。结论:在DR研究类别中观察到循环AIA的滴度降低,提示AIA可能与DR的发病机制无关。
    在资源匮乏的国家,糖尿病视网膜病变(DR)是人们失明的主要原因。抗胰岛素抗体,或AIA,帮助身体抵抗感染,并可能在DR的发展中发挥作用。该研究调查了DR患者中AIA的含量以及一些糖尿病药物如何影响AIA水平。在DR患者中,硝苯地平和一种AIA(IgE)之间存在负相关,但是二甲双胍和另一种AIA(IgG)之间存在正相关。DR研究组的AIA水平较低,这表明友邦保险可能不会导致DR。
    Aim: This study evaluated the levels of anti-insulin antibodies (AIAs) and the influence of some antidiabetic medications on AIA in diabetes mellitus (DM) patients with retinopathy. Patient & methods: An observational cross-sectional study. Results: A lower titer of AIA IgG was observed in the diabetic retinopathy (DR) and DM-only study categories compared with the control group [DR = 86 (5-560), DM-only = 50 (5-500), versus control = 200 (7-565); p = 0.017]. Taking nifedipine and metformin were negatively correlated (r = -0.32, p = 0.04) with the levels of AIA IgE in the DR group. Conclusion: A decreased titer of circulating AIAs was observed in the DR study category, suggesting that AIA may not contribute to the pathogenesis of DR.
    Diabetic retinopathy (DR) is the main reason people lose their sight in countries with few resources. Anti-insulin antibodies, or AIAs, help the body fight off infections and may play a role in the development of DR. The study looked at how much AIA was in DR patients and how some diabetes drugs affected AIA levels. There was a negative link between nifedipine and one AIA (IgE) in people with DR, but a positive link between metformin and another AIA (IgG). AIA levels were lower in the DR study group, which suggests that AIA may not cause DR.
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  • 文章类型: Journal Article
    小马甲,俗称yacon,是菊科家族的一员.由于其药用和食用价值,yacon被不同的人群消费。雪莲果因其低聚果糖和菊粉含量高而独具特色,以及类黄酮,倍半萜内酯,和酚酸。根可以用来生产面粉,不易变质,可应用于各种工业产品。这篇系统的综述集中在yacon面粉对代谢参数的影响上。PubMed,科克伦,Embase,科学直接,Scopus,WebofScience,和谷歌学者数据库被咨询,在选择研究时遵循PRISMA指南。总的来说,在数据库中找到526篇文章,其中,只有28个全文符合纳入条件.在应用纳入和排除标准后,最终纳入了七项研究。结果表明,使用yacon面粉可以降低血糖,HbA1c,晚期糖基化末端,血浆脂质,身体脂肪量,体重,和腰围,改善肠道菌群和抗氧化状态。有必要进一步探索雪莲果面粉的效果,和额外的临床试验是必要的,以确定所需的最佳日消费水平,以帮助改善代谢参数。
    Smallanthus sonchifolius, popularly known as yacon, is a member of the Asteraceae family. Due to its medicinal and edible value, yacon is consumed by different populations. Yacon is unique due to its high fructo-oligosaccharide and inulin content, as well as flavonoids, sesquiterpene lactones, and phenolic acids. Roots can be used to produce flour, which is less perishable and can be applied in various industrial products. This systematic review focuses on the effects of yacon flour on metabolic parameters. PubMed, Cochrane, Embase, Science Direct, Scopus, Web of Science, and Google Scholar databases were consulted, and PRISMA guidelines were followed in the selection of the studies. In total, 526 articles were found in the databases, and of these, only 28 full texts were eligible for inclusion. After applying the inclusion and exclusion criteria, seven studies were finally included. The results showed that the use of yacon flour can reduce glycemia, HbA1c, advanced glycation ends, plasma lipids, body fat mass, body weight, and waist circumference and improve intestinal microbiota and the antioxidant status. Further exploration of the effects of yacon flour is warranted, and additional clinical trials are necessary to determine the optimal daily consumption levels required to assist in improving metabolic parameters.
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  • 文章类型: Journal Article
    低血糖是新生犬临床常规中最常见的代谢改变,作为这些患者死亡率的预测因子。新生犬显示肝功能不全和体内平衡机制尚未完全发育,糖原储备有限,糖原分解和糖异生能力有限。这些生理特性使新生犬在禁食时特别容易发生低血糖,即使是很短的时间。一些母亲和新生儿因素可能与新生儿发生低血糖的风险较高有关。本文综述了血糖稳态,新生儿低血糖的病理生理学,涉及的主要原因以及这种情况的诊断和治疗方法。
    Hypoglycemia is the most common metabolic alteration in the clinical routine of newborn dogs, acting as a predictor of mortality in these patients. The neonatal dog shows hepatic insufficiency and homeostatic mechanisms not yet fully developed, with limited glycogen reserves and limited capacity to perform glycogenolysis and gluconeogenesis. These physiological particularities make newborn dogs particularly susceptible to hypoglycemia when of fasting, even for short periods. Several maternal and neonatal factors may be related to a higher risk of developing hypoglycemia in neonates. This paper reviews glycemic homeostasis, the pathophysiology of neonatal hypoglycemia, the main causes involved and the diagnostic and therapeutic approaches to this condition.
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  • 文章类型: Journal Article
    背景:墨西哥人口表现出几种心血管危险因素(CVRF),包括高血压(HBP),血糖异常,血脂异常,超重,和肥胖。这项研究是对墨西哥六个人口最多的城市中最重要的CVFR的广泛观察。方法:在297,370名参与者的队列中(54%为女性,平均年龄43±12.6岁),人体测量(体重指数(BMI)),代谢(血糖和总胆固醇(TC)),并获得血压(BP)数据。结果:从40岁开始,40%和30%的队列参与者超重或肥胖,分别。在27%的参与者中发现HBP。然而,所有高血压患者中只有8%得到控制.50岁及以上的受试者中有50%是高胆固醇血症。血糖与年龄有恒定的线性关系。BMI与SBP呈线性相关,血糖,TC,在所有情况下和性别都有较高的系数。BMI的β1系数在所有方程中都比其他β更显著,表明它对其他CVRF有很大影响。结论:TC,血糖,和SBP,最关键的动脉粥样硬化因素,与BMI直接相关。
    Background: The Mexican population exhibits several cardiovascular risk factors (CVRF) including high blood pressure (HBP), dysglycemia, dyslipidemia, overweight, and obesity. This study is an extensive observation of the most important CVFRs in six of the most populated cities in Mexico. Methods: In a cohort of 297,370 participants (54% female, mean age 43 ± 12.6 years), anthropometric (body mass index (BMI)), metabolic (glycemia and total cholesterol (TC)), and blood pressure (BP) data were obtained. Results: From age 40, 40% and 30% of the cohort\'s participants were overweight or obese, respectively. HBP was found in 27% of participants. However, only 8% of all hypertensive patients were controlled. Fifty percent of the subjects 50 years and older were hypercholesterolemic. Glycemia had a constant linear relation with age. BMI had a linear correlation with SBP, glycemia, and TC, with elevated coefficients in all cases and genders. The β1 coefficient for BMI was more significant in all equations than the other β, indicating that it greatly influences the other CVRFs. Conclusions: TC, glycemia, and SBP, the most critical atherogenic factors, are directly related to BMI.
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  • 文章类型: Journal Article
    背景:糖尿病的治疗干预措施在新发病阶段最有效,然而,在实践中确定确切的发作时刻可能是难以捉摸的。NOD小鼠中的自发性自身免疫性糖尿病在12至32周龄之间随机出现,发病率范围为60至90%。此外,这种疾病通常在几天内迅速发展为严重的糖尿病,导致新开始阶段的窗口很短,这对早期诊断提出了重大挑战。传统上,通常需要在几个月内对大型队列进行广泛的血糖(BG)测试,以进行前瞻性调查。我们将超敏尿糖(UG)检测纳入普通BG调查过程,最初旨在阐明在小鼠模型中糖尿病进展过程中葡萄糖从血液泄漏到尿液所需的滞后期。
    结果:观察结果出乎意料地表明,尿液中检测到的少量葡萄糖通常与,有时甚至在诊断BG升高前几天。因此,我们在另一个队列中进行了基于UG的调查协议,该协议经过验证可以准确识别每个接近发作的个体,然后可以通过以下几个BG测试来确认,以满足连续的BG标准。这种方法需要少于95个BG测试,与传统BG调查的700多项测试相比,诊断出60只糖尿病小鼠中的37-38只。诊断时的平均BG水平略低于350mg/dl,低于常规BG监测观察到的约400mg/dl。
    结论:我们在前瞻性调查中证明了BG+和超灵敏UG+结果之间近乎完美的相关性,在每周两次的测试频率下没有检测到滞后期。这导致了基于非侵入性UG测试的调查的完善协议,允许早期识别新发病的糖尿病小鼠,每只小鼠只需要进行几次BG测试。该协议大大减少了大量血液采样的需要,刺血针的使用,劳动,和动物的痛苦,符合3Rs原则。它提供了一个方便的,准确,和动物友好的替代早期糖尿病诊断,促进诊断研究,发病机制,预防,和治疗。
    BACKGROUND: Therapeutic interventions for diabetes are most effective when administered in the newly onset phase, yet determining the exact onset moment can be elusive in practice. Spontaneous autoimmune diabetes among NOD mice appears randomly between 12 and 32 weeks of age with an incidence range from 60 to 90%. Furthermore, the disease often progresses rapidly to severe diabetes within days, resulting in a very short window of newly onset phase, that poses significant challenge in early diagnosis. Conventionally, extensive blood glucose (BG) testing is typically required on large cohorts throughout several months to conduct prospective survey. We incorporated ultrasensitive urine glucose (UG) testing into an ordinary BG survey process, initially aiming to elucidate the lag period required for excessive glucose leaking from blood to urine during diabetes progression in the mouse model.
    RESULTS: The observations unexpectedly revealed that small amounts of glucose detected in the urine often coincide with, sometimes even a couple days prior than elevated BG is diagnosed. Accordingly, we conducted the UG-based survey protocol in another cohort that was validated to accurately identified every individual near onset, who could then be confirmed by following few BG tests to fulfill the consecutive BG + criteria. This approach required fewer than 95 BG tests, compared to over 700 tests with traditional BG survey, to diagnose all the 37-38 diabetic mice out of total 60. The average BG level at diagnosis was slightly below 350 mg/dl, lower than the approximately 400 mg/dl observed with conventional BG monitoring.
    CONCLUSIONS: We demonstrated a near perfect correlation between BG + and ultrasensitive UG + results in prospective survey with no lag period detected under twice weekly of testing frequency. This led to the refined protocol based on surveying with noninvasive UG testing, allowing for the early identification of newly onset diabetic mice with only a few BG tests required per mouse. This protocol significantly reduces the need for extensive blood sampling, lancet usage, labor, and animal distress, aligning with the 3Rs principle. It presents a convenient, accurate, and animal-friendly alternative for early diabetes diagnosis, facilitating research on diagnosis, pathogenesis, prevention, and treatment.
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  • 文章类型: Journal Article
    食用食物的数量和类型会影响1型糖尿病(T1DM)患者的血糖反应和胰岛素需求。每日消费变化,反映在饮食质量上,可能会严重影响血糖水平和胰岛素需求。
    研究了1型糖尿病运动倡议(T1DEXI)数据,以评估日常饮食质量对近期血糖控制和与运动相互作用的影响。
    使用远程食物摄影方法,每位参与者分析≤8d的饮食摄入数据。饮食质量用健康饮食指数-2015(HEI)量化,其中100分表示最高质量的饮食。根据国家报告的HEI数据的平均值,每个参与者日被分类为低HEI(≤57)或高HEI(>57)。在参与者中,本研究使用配对t检验和稳健回归模型评估了饮食质量与连续血糖监测(CGM)测得的血糖和胰岛素总剂量之间的关系.
    223名成年人(76%为女性),平均±SD年龄,HbA1c,体重指数(BMI)为37±14y,6.6%±0.7%,和25.1±3.6kg/m2,包括在这些分析中。所有参与者天的平均HEI得分为56。在高人日(意思是,66±4)与低HEI天数(平均值,47±5),范围内的总时间(70-180mg/dL)更长(77.2%±14%与75.7%±14%相比,分别,P=0.01),而高于180毫克/分升的时间(19%±14%,21%±15%,分别,P=0.004),平均葡萄糖(143±22与145±22mg/dL相比,分别,P=0.02),和每日总胰岛素剂量(0.52±0.18与0.54±0.18U/kg/d相比,分别,P=0.009)较低。饮食质量与运动对血糖的交互作用不显著。
    较高的HEI评分与改善的血糖和较低的胰岛素需求相关,尽管饮食质量的影响是适度的,并且小于先前报道的运动的影响。
    UNASSIGNED: The amount and type of food consumed impacts the glycemic response and insulin needs of people with type 1 diabetes mellitus (T1DM). Daily variability in consumption, reflected in diet quality, may acutely impact glycemic levels and insulin needs.
    UNASSIGNED: Type 1 Diabetes Exercise Initiative (T1DEXI) data were examined to evaluate the impact of daily diet quality on near-term glycemic control and interaction with exercise.
    UNASSIGNED: Using the Remote Food Photography Method, ≤8 d of dietary intake data were analyzed per participant. Diet quality was quantified with the Healthy Eating Index-2015 (HEI), where a score of 100 indicates the highest-quality diet. Each participant day was classified as low HEI (≤57) or high HEI (>57) based on the mean of nationally reported HEI data. Within participants, the relationship between diet quality and subsequent glycemia measured by continuous glucose monitoring (CGM) and total insulin dose usage was evaluated using a paired t-test and robust regression models.
    UNASSIGNED: Two hundred twenty-three adults (76% female) with mean ± SD age, HbA1c, and body mass index (BMI) of 37 ± 14 y, 6.6% ± 0.7%, and 25.1 ± 3.6 kg/m2, respectively, were included in these analyses. The mean HEI score was 56 across all participant days. On high HEI days (mean, 66 ± 4) compared with low HEI days (mean, 47 ± 5), total time in range (70-180 mg/dL) was greater (77.2% ± 14% compared with 75.7% ± 14%, respectively, P = 0.01), whereas time above 180 mg/dL (19% ± 14% compared with 21% ± 15%, respectively, P = 0.004), mean glucose (143 ± 22 compared with 145 ± 22 mg/dL, respectively, P = 0.02), and total daily insulin dose (0.52 ± 0.18 compared with 0.54 ± 0.18 U/kg/d, respectively, P = 0.009) were lower. The interaction between diet quality and exercise on glycemia was not significant.
    UNASSIGNED: Higher HEI scores correlated with improved glycemia and lower insulin needs, although the impact of diet quality was modest and smaller than the previously reported impact of exercise.
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  • 文章类型: Meta-Analysis
    (1)目的:肠道菌群代谢产物可能在人体代谢和疾病进展中发挥重要作用。然而,代谢物和心脏代谢危险因素之间关联的证据很少,特别是在高危西班牙裔人群中。我们旨在评估肠道微生物群相关代谢产物与血糖测量之间的横截面和纵向关系。血脂异常,肥胖,和2型糖尿病事件在两个西班牙裔观察队列。(2)方法:我们纳入了波士顿波多黎各人健康研究(BPRHS)的670名参与者和圣胡安超重成人纵向研究(SOALS)的999名参与者的数据。在SOALS随访3年和BPRHS随访6年期间进行问卷调查和临床检查。血浆代谢物,包括左旋肉碱,甜菜碱,胆碱,和三甲胺N-氧化物(TMAO),在两项研究中都在基线测量。我们使用多变量线性模型来评估代谢产物与心脏代谢危险因素之间的关联,并使用多变量logistic和Poisson回归来评估与流行和偶发2型糖尿病的关联。针对潜在的混杂因素进行了调整。队列特异性分析使用固定效应荟萃分析进行组合。(3)结果:较高的血浆甜菜碱与较低的空腹血糖[-0.97mg/dL(95%CI:-1.59,-0.34),p=0.002],较低的HbA1c[-0.02%(95%CI:-0.04,-0.01),p=0.01],较低的HOMA-IR[-0.14(95%CI:-0.23,-0.05),p=0.003],和较低的空腹胰岛素[-0.27mcU/mL(95%CI:-0.51,-0.03),p=0.02]。甜菜碱还与2型糖尿病发病率降低22%相关(IRR:0.78,95%CI:0.65,0.95)。左旋肉碱与空腹血糖降低相关[-0.68mg/dL(95%CI:-1.29,-0.07),p=0.03]和随访时HbA1c降低[-0.03%(95%CI:-0.05,-0.01),p<0.001],而TMAO与较高的空腹血糖[0.83mg/dL(95%CI:0.22,1.44)相关,p=0.01]和更高的甘油三酯[3.52mg/dL(95%CI:1.83,5.20),p<0.0001]。胆碱和TMAO均与2型糖尿病发病无关。(4)结论:较高的血浆甜菜碱与较低的血糖风险显示出一致的关联,胰岛素血症,和2型糖尿病。然而,TMAO,甜菜碱的代谢产物,与较高的葡萄糖和脂质浓度有关。这些观察结果证明了肠道微生物群代谢物对人类心脏代谢健康的重要性。
    (1) Aims: Gut microbiota metabolites may play integral roles in human metabolism and disease progression. However, evidence for associations between metabolites and cardiometabolic risk factors is sparse, especially in high-risk Hispanic populations. We aimed to evaluate the cross-sectional and longitudinal relationships between gut microbiota related metabolites and measures of glycemia, dyslipidemia, adiposity, and incident type 2 diabetes in two Hispanic observational cohorts. (2) Methods: We included data from 670 participants of the Boston Puerto Rican Health Study (BPRHS) and 999 participants of the San Juan Overweight Adult Longitudinal Study (SOALS). Questionnaires and clinical examinations were conducted over 3 years of follow-up for SOALS and 6 years of follow-up for BPRHS. Plasma metabolites, including L-carnitine, betaine, choline, and trimethylamine N-oxide (TMAO), were measured at baseline in both studies. We used multivariable linear models to evaluate the associations between metabolites and cardiometabolic risk factors and multivariable logistic and Poisson regressions to assess associations with prevalent and incident type 2 diabetes, adjusted for potential confounding factors. Cohort-specific analyses were combined using a fixed-effects meta-analysis. (3) Results: Higher plasma betaine was prospectively associated with lower fasting glucose [-0.97 mg/dL (95% CI: -1.59, -0.34), p = 0.002], lower HbA1c [-0.02% (95% CI: -0.04, -0.01), p = 0.01], lower HOMA-IR [-0.14 (95% CI: -0.23, -0.05), p = 0.003], and lower fasting insulin [-0.27 mcU/mL (95% CI: -0.51, -0.03), p = 0.02]. Betaine was also associated with a 22% lower incidence of type 2 diabetes (IRR: 0.78, 95% CI: 0.65, 0.95). L-carnitine was associated with lower fasting glucose [-0.68 mg/dL (95% CI: -1.29, -0.07), p = 0.03] and lower HbA1c at follow-up [-0.03% (95% CI: -0.05, -0.01), p < 0.001], while TMAO was associated with higher fasting glucose [0.83 mg/dL (95% CI: 0.22, 1.44), p = 0.01] and higher triglycerides [3.52 mg/dL (95% CI: 1.83, 5.20), p < 0.0001]. Neither choline nor TMAO were associated with incident type 2 diabetes. (4) Conclusions: Higher plasma betaine showed consistent associations with a lower risk of glycemia, insulinemia, and type 2 diabetes. However, TMAO, a metabolite of betaine, was associated with higher glucose and lipid concentrations. These observations demonstrate the importance of gut microbiota metabolites for human cardiometabolic health.
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  • 文章类型: Journal Article
    连续葡萄糖监测仪(CGM)在没有糖尿病的个体中的使用正在增加。这项研究的目的是概述营养摄入的各种CGM指标,在没有任何已知的代谢疾病诊断的情况下,对大量体力活动的男性和女性进行睡眠和运动,以更好地了解对这些常见刺激的正常血糖反应。共有12,504名身体活跃的成年人(年龄40±11岁,BMI23.8±3.6kg/m2;23%的女性自称为女性)佩戴实时CGM(雅培LibreSense运动葡萄糖生物传感器,雅培,美国)并使用了智能手机应用程序(SupersapiensInc.,亚特兰大,GA,美国)记录膳食,睡眠和运动活动。总共分析了>1M的运动事件和274,344次进餐事件。大多数参与者(85%)的总体(24小时)平均葡萄糖分布在90至110mg/dL之间,与进餐和运动相关的葡萄糖水平最高,与睡眠相关的葡萄糖水平最低。男性的平均24小时血糖水平高于女性(24小时男性:100±11mg/dL,女性:96±10mg/dL)。在锻炼过程中,>140mg/dL以上的%时间为10.3±16.7%,而%时间<70mg/dL为11.9±11.6%,剩余的百分比在所谓的血糖紧缩目标范围内(70-140mg/dL)。女性在运动和睡眠事件期间的平均血糖也较低(p<0.001)。总的来说,与男性相比,女性在活动和睡眠期间的葡萄糖趋势差异很小,并且当这些活跃的个体进行或参加耐力运动训练和/或竞争性活动时,TAR和TBR的水平都较高。
    The use of continuous glucose monitors (CGMs) in individuals living without diabetes is increasing. The purpose of this study was to profile various CGM metrics around nutritional intake, sleep and exercise in a large cohort of physically active men and women living without any known metabolic disease diagnosis to better understand the normative glycemic response to these common stimuli. A total of 12,504 physically active adults (age 40 ± 11 years, BMI 23.8 ± 3.6 kg/m2; 23% self-identified as women) wore a real-time CGM (Abbott Libre Sense Sport Glucose Biosensor, Abbott, USA) and used a smartphone application (Supersapiens Inc., Atlanta, GA, USA) to log meals, sleep and exercise activities. A total of >1 M exercise events and 274,344 meal events were analyzed. A majority of participants (85%) presented an overall (24 h) average glucose profile between 90 and 110 mg/dL, with the highest glucose levels associated with meals and exercise and the lowest glucose levels associated with sleep. Men had higher mean 24 h glucose levels than women (24 h-men: 100 ± 11 mg/dL, women: 96 ± 10 mg/dL). During exercise, the % time above >140 mg/dL was 10.3 ± 16.7%, while the % time <70 mg/dL was 11.9 ± 11.6%, with the remaining % within the so-called glycemic tight target range (70-140 mg/dL). Average glycemia was also lower for females during exercise and sleep events (p < 0.001). Overall, we see small differences in glucose trends during activity and sleep in females as compared to males and higher levels of both TAR and TBR when these active individuals are undertaking or competing in endurance exercise training and/or competitive events.
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