BMJ Open Diabetes Research & Care最新文献

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Clinical perspectives on the frequency of hypoglycemia in treat-to-target randomized controlled trials comparing basal insulin analogs in type 2 diabetes: a narrative review 从临床角度看 2 型糖尿病基础胰岛素类似物治疗到目标随机对照试验中的低血糖频率:叙述性综述
IF 4.1 2区 医学
BMJ Open Diabetes Research & Care Pub Date : 2024-05-01 DOI: 10.1136/bmjdrc-2023-003930
Julio Rosenstock, Harpreet S Bajaj, Ildiko Lingvay, Simon R Heller
{"title":"Clinical perspectives on the frequency of hypoglycemia in treat-to-target randomized controlled trials comparing basal insulin analogs in type 2 diabetes: a narrative review","authors":"Julio Rosenstock, Harpreet S Bajaj, Ildiko Lingvay, Simon R Heller","doi":"10.1136/bmjdrc-2023-003930","DOIUrl":"https://doi.org/10.1136/bmjdrc-2023-003930","url":null,"abstract":"The objective of this review was to comprehensively present and summarize trends in reported rates of hypoglycemia with one or two times per day basal insulin analogs in individuals with type 2 diabetes to help address and contextualize the emerging theoretical concern of increased hypoglycemic risk with once-weekly basal insulins. Hypoglycemia data were extracted from treat-to-target randomized clinical trials conducted during 2000–2022. Published articles were identified on PubMed or within the US Food and Drug Administration submission documents. Overall, 57 articles were identified: 44 assessed hypoglycemic outcomes in participants receiving basal-only therapy (33 in insulin-naive participants; 11 in insulin-experienced participants), 4 in a mixed population (insulin-naive and insulin-experienced participants) and 9 in participants receiving basal-bolus therapy. For the analysis, emphasis was placed on level 2 (blood glucose <3.0 mmol/L (<54 mg/dL)) and level 3 (or severe) hypoglycemia. Overall, event rates for level 2 or level 3 hypoglycemia across most studies ranged from 0.06 to 7.10 events/person-year of exposure (PYE) for participants receiving a basal-only insulin regimen; the rate for basal-bolus regimens ranged from 2.4 to 13.6 events/PYE. Rates were generally lower with second-generation basal insulins (insulin degludec or insulin glargine U300) than with neutral protamine Hagedorn insulin or first-generation basal insulins (insulin detemir or insulin glargine U100). Subgroup categorization by sulfonylurea usage, end-of-treatment insulin dose or glycated hemoglobin reduction did not show consistent trends on overall hypoglycemia rates. Hypoglycemia rates reported so far for once-weekly basal insulins are consistent with or lower than those reported for daily-administered basal insulin analogs. All data relevant to the study are included in the article or uploaded as supplemental information.","PeriodicalId":9151,"journal":{"name":"BMJ Open Diabetes Research & Care","volume":"22 1","pages":""},"PeriodicalIF":4.1,"publicationDate":"2024-05-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140941344","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"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
Effects of metformin, saxagliptin and repaglinide on gut microbiota in high-fat diet/streptozocin-induced type 2 diabetic mice 二甲双胍、沙格列汀和瑞格列奈对高脂饮食/链脲佐菌素诱导的 2 型糖尿病小鼠肠道微生物群的影响
IF 4.1 2区 医学
BMJ Open Diabetes Research & Care Pub Date : 2024-05-01 DOI: 10.1136/bmjdrc-2023-003837
Yangchen Tang, Mengli Yan, Zemin Fang, Song Jin, Tingjuan Xu
{"title":"Effects of metformin, saxagliptin and repaglinide on gut microbiota in high-fat diet/streptozocin-induced type 2 diabetic mice","authors":"Yangchen Tang, Mengli Yan, Zemin Fang, Song Jin, Tingjuan Xu","doi":"10.1136/bmjdrc-2023-003837","DOIUrl":"https://doi.org/10.1136/bmjdrc-2023-003837","url":null,"abstract":"Introduction There has been increasing evidence that the gut microbiota is closely related to type 2 diabetes (T2D). Metformin (Met) is often used in combination with saxagliptin (Sax) and repaglinide (Rep) for the treatment of T2D. However, little is known about the effects of these combination agents on gut microbiota in T2D. Research design and methods A T2D mouse model induced by a high-fat diet (HFD) and streptozotocin (STZ) was employed. The T2D mice were randomly divided into six groups, including sham, Met, Sax, Rep, Met+Sax and Met+Rep, for 4 weeks. Fasting blood glucose level, serum biochemical index, H&E staining of liver, Oil red O staining of liver and microbiota analysis by 16s sequencing were used to access the microbiota in the fecal samples. Results These antidiabetics effectively prevented the development of HFD/STZ-induced high blood glucose, and the combination treatment had a better effect in inhibiting lipid accumulation. All these dosing regimens restored the decreasing ratio of the phylum Bacteroidetes: Firmicutes, and increasing abundance of phylum Desulfobacterota, expect for Met. At the genus level, the antidiabetics restored the decreasing abundance of Muribaculaceae in T2D mice, but when Met was combined with Rep or Sax, the abundance of Muribaculaceae was decreased. The combined treatment could restore the reduced abundance of Prevotellaceae_UCG-001, while Met monotherapy had no such effect. In addition, the reduced Lachnospiraceae_NK4A136_group was well restored in the combination treatment groups, and the effect was much greater than that in the corresponding monotherapy group. Therefore, these dosing regimens exerted different effects on the composition of gut microbiota, which might be associated with the effect on T2D. Conclusions Supplementation with specific probiotics may further improve the hypoglycemic effects of antidiabetics and be helpful for the development of new therapeutic drugs for T2D. Data are available upon reasonable request.","PeriodicalId":9151,"journal":{"name":"BMJ Open Diabetes Research & Care","volume":"17 1","pages":""},"PeriodicalIF":4.1,"publicationDate":"2024-05-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140884865","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"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
Early increase in HbA1c trajectory predicts development of severe microangiopathy in patients with type 1 diabetes: the VISS study HbA1c 早期升高轨迹可预测 1 型糖尿病患者严重微血管病变的发展:VISS 研究
IF 4.1 2区 医学
BMJ Open Diabetes Research & Care Pub Date : 2024-05-01 DOI: 10.1136/bmjdrc-2023-003917
Hans J Arnqvist, Johnny Ludvigsson, Maria Nordwall
{"title":"Early increase in HbA1c trajectory predicts development of severe microangiopathy in patients with type 1 diabetes: the VISS study","authors":"Hans J Arnqvist, Johnny Ludvigsson, Maria Nordwall","doi":"10.1136/bmjdrc-2023-003917","DOIUrl":"https://doi.org/10.1136/bmjdrc-2023-003917","url":null,"abstract":"Introduction To study the HbA1c trajectory from the time of diagnosis to examine if patients at the greatest risk for severe microangiopathy can be identified early allowing clinicians to intervene as soon as possible to avoid complications. Research design and methods In a population-based observational study, 447 patients diagnosed with type 1 diabetes before 35 years of age, 1983–1987, were followed from diagnosis until 2019. Mean HbA1c was calculated each year for each patient. Severe diabetic microangiopathy was defined as proliferative diabetic retinopathy (PDR) or macroalbuminuria (nephropathy). Results After 32 years, 27% had developed PDR and 8% macroalbuminuria. Patients with weighted HbA1c (wHbA1c); <57 mmol/mol; <7.4% did not develop PDR or macroalbuminuria. The HbA1c trajectories for patients developing PDR and macroalbuminuria follow separate courses early on and stay separated for 32 years during the follow-up. Patients without severe complications show an initial dip, after which HbA1c slowly increases. HbA1c in patients with severe complications directly rises to a high level within a few years. Mean HbA1c calculated for the period 5–8 years after diabetes onset strongly predicts the development of severe complications. Females with childhood-onset diabetes exhibit a high peak in HbA1c during adolescence associated with higher wHbA1c and higher prevalence of PDR. Conclusions The HbA1c trajectory from diabetes onset shows that mean HbA1c for the period 5–8 years after diagnosis strongly predicts severe microangiopathy. Females with childhood-onset diabetes exhibit a high peak in HbA1c during adolescence associated with higher wHbA1c and a higher prevalence of PDR. Data are available upon reasonable request.","PeriodicalId":9151,"journal":{"name":"BMJ Open Diabetes Research & Care","volume":"46 1","pages":""},"PeriodicalIF":4.1,"publicationDate":"2024-05-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140889616","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"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
Eight-year nationwide study of the bidirectional association between type 2 diabetes and depression in nearly 8 million German outpatients 对近 800 万德国门诊患者进行的为期八年的 2 型糖尿病与抑郁症双向关联的全国性研究
IF 4.1 2区 医学
BMJ Open Diabetes Research & Care Pub Date : 2024-05-01 DOI: 10.1136/bmjdrc-2023-003903
Woo Ri Chae, Claudia Kohring, Christopher Rohde, Ole Köhler-Forsberg, Christian Otte, Jakob Holstiege
{"title":"Eight-year nationwide study of the bidirectional association between type 2 diabetes and depression in nearly 8 million German outpatients","authors":"Woo Ri Chae, Claudia Kohring, Christopher Rohde, Ole Köhler-Forsberg, Christian Otte, Jakob Holstiege","doi":"10.1136/bmjdrc-2023-003903","DOIUrl":"https://doi.org/10.1136/bmjdrc-2023-003903","url":null,"abstract":"Introduction Research linking type 2 diabetes and depression mostly relied on hospital-based diagnoses or prescription data, overlooking many outpatient diagnoses. We aimed to quantify the risks of depression in individuals newly diagnosed with type 2 diabetes, and type 2 diabetes in those newly diagnosed with depression, while exploring potential risk differences depending on age, sex, and follow-up time. Research design and methods We conducted a matched cohort study using German nationwide outpatient claims data from 2012 to 2022. Participants were individuals newly diagnosed with type 2 diabetes (N=294 642) or depression (N=1 271 537) in 2015, matched in a 1:4 ratio to controls without these conditions by age, sex, and region. The bidirectional risk was evaluated over an 8-year period using mixed-effects Cox proportional hazards models, adjusting for the Charlson Comorbidity Index, urbanicity, and area-level deprivation. Results New type 2 diabetes diagnosis was associated with higher depression risk over 8 years (N=54 561 with depression, HR=1.23, 99% CI=1.21 to 1.24). Similarly, depression diagnosis was linked to an increased type 2 diabetes risk (N=71 848 with type 2 diabetes, HR=1.15, 99% CI=1.14 to 1.17). The association between depression and type 2 diabetes was stronger in younger age groups, especially under 34 years. Findings held across sex-stratified analyses. Time stratification showed a more pronounced association between type 2 diabetes and depression risk during the earlier follow-up quarters, whereas the risk of developing type 2 diabetes after depression diagnosis remained constant throughout the follow-up period. Conclusions Our findings confirm a bidirectional link between type 2 diabetes and depression, particularly in younger individuals. As type 2 diabetes and depression are frequent, future research needs to study whether preventive approaches can reduce the risk of developing this comorbidity. No data are available. The data analyzed in this study are not publicly available due to the data protection regulations of the German Social Code Book (Fünftes Sozialgesetzbuch, SGB V).","PeriodicalId":9151,"journal":{"name":"BMJ Open Diabetes Research & Care","volume":"161 1","pages":""},"PeriodicalIF":4.1,"publicationDate":"2024-05-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140884945","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"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
Characterization of the zebrafish as a model of ATP-sensitive potassium channel hyperinsulinism 斑马鱼作为 ATP 敏感性钾离子通道胰岛素分泌过多症模型的特征描述
IF 4.1 2区 医学
BMJ Open Diabetes Research & Care Pub Date : 2024-04-01 DOI: 10.1136/bmjdrc-2023-003735
Christine A Juliana, Joshua Benjet, Diva D De Leon
{"title":"Characterization of the zebrafish as a model of ATP-sensitive potassium channel hyperinsulinism","authors":"Christine A Juliana, Joshua Benjet, Diva D De Leon","doi":"10.1136/bmjdrc-2023-003735","DOIUrl":"https://doi.org/10.1136/bmjdrc-2023-003735","url":null,"abstract":"Introduction Congenital hyperinsulinism (HI) is the leading cause of persistent hypoglycemia in infants. Current models to study the most common and severe form of HI resulting from inactivating mutations in the ATP-sensitive potassium channel (KATP) are limited to primary islets from patients and the Sur1 -/- mouse model. Zebrafish exhibit potential as a novel KATPHI model since they express canonical insulin secretion pathway genes and those with identified causative HI mutations. Moreover, zebrafish larvae transparency provides a unique opportunity for in vivo visualization of pancreatic islets. Research design and methods We evaluated zebrafish as a model for KATPHI using a genetically encoded Ca2+ sensor (ins:gCaMP6s) expressed under control of the insulin promoter in beta cells of an abcc8 -/- zebrafish line. Results We observed significantly higher islet cytosolic Ca2+ in vivo in abcc8 -/- compared with abcc8 +/+ zebrafish larvae. Additionally, abcc8 -/- larval zebrafish had significantly lower whole body glucose and higher whole body insulin levels compared with abcc8 +/+ controls. However, adult abcc8 -/- zebrafish do not show differences in plasma glucose, plasma insulin, or glucose tolerance when compared with abcc8 +/+ zebrafish. Conclusions Our results identify that zebrafish larvae, but not adult fish, are a demonstrable novel model for advancement of HI research. All data relevant to the study are included in the article or uploaded as supplementary information.","PeriodicalId":9151,"journal":{"name":"BMJ Open Diabetes Research & Care","volume":"216 1","pages":""},"PeriodicalIF":4.1,"publicationDate":"2024-04-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140572068","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"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
Gastric emptying during and following resolution of moderate diabetic ketoacidosis in type 1 diabetes: a case series 1 型糖尿病患者中度糖尿病酮症酸中毒期间和缓解后的胃排空:病例系列
IF 4.1 2区 医学
BMJ Open Diabetes Research & Care Pub Date : 2024-04-01 DOI: 10.1136/bmjdrc-2023-003854
Ryan J Jalleh, Liza Phillips, Mahesh M Umapathysivam, Karen L Jones, Chinmay S Marathe, Linda E Watson, Michelle Bound, Christopher K Rayner, Michael Horowitz
{"title":"Gastric emptying during and following resolution of moderate diabetic ketoacidosis in type 1 diabetes: a case series","authors":"Ryan J Jalleh, Liza Phillips, Mahesh M Umapathysivam, Karen L Jones, Chinmay S Marathe, Linda E Watson, Michelle Bound, Christopher K Rayner, Michael Horowitz","doi":"10.1136/bmjdrc-2023-003854","DOIUrl":"https://doi.org/10.1136/bmjdrc-2023-003854","url":null,"abstract":"Introduction To use the ‘gold standard’ technique of scintigraphy to quantify gastric emptying (GE) as soon as practicable during an admission with diabetic ketoacidosis (DKA) and following its resolution at least 7 days later. Research design and methods Five patients with type 1 diabetes, age 29±12 years; Body Mass Index 23±3 kg/m2; hemoglobin A1c 11.3%±1.9%, were studied during an admission with DKA and following its resolution. Solid and liquid GE were measured using scintigraphy. Solid emptying was assessed via the percentage intragastric retention at 100 min and that of liquid by the 50% emptying time. Results There was no difference in either solid or liquid GE at the initial study compared with the follow-up. Median (IQR) solid retention was 47±20 versus 38%±33%, respectively; p=0.31, and time to empty 50% of liquid was 37±25 min versus 35±15 min, p=0.31, at the initial and follow-up GE study, respectively. Conclusions GE of solids and liquids is not affected by moderate DKA, inferring that earlier reintroduction of oral intake may be appropriate. Data are available upon reasonable request.","PeriodicalId":9151,"journal":{"name":"BMJ Open Diabetes Research & Care","volume":"37 1","pages":""},"PeriodicalIF":4.1,"publicationDate":"2024-04-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140572233","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"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
Circulating metabolomic markers in association with overall burden of microvascular complications in type 1 diabetes 循环代谢组标记物与 1 型糖尿病微血管并发症总体负担的关系
IF 4.1 2区 医学
BMJ Open Diabetes Research & Care Pub Date : 2024-04-01 DOI: 10.1136/bmjdrc-2023-003973
Viktor Rotbain Curovic, Brede A Sørland, Tine W Hansen, Siddhi Y Jain, Karolina Sulek, Ismo Matias Mattila, Marie Frimodt-Moller, Kajetan Trost, Cristina Legido-Quigley, Simone Theilade, Nete Tofte, Signe Abitz Winther, Christian Stevns Hansen, Peter Rossing, Tarunveer S Ahluwalia
{"title":"Circulating metabolomic markers in association with overall burden of microvascular complications in type 1 diabetes","authors":"Viktor Rotbain Curovic, Brede A Sørland, Tine W Hansen, Siddhi Y Jain, Karolina Sulek, Ismo Matias Mattila, Marie Frimodt-Moller, Kajetan Trost, Cristina Legido-Quigley, Simone Theilade, Nete Tofte, Signe Abitz Winther, Christian Stevns Hansen, Peter Rossing, Tarunveer S Ahluwalia","doi":"10.1136/bmjdrc-2023-003973","DOIUrl":"https://doi.org/10.1136/bmjdrc-2023-003973","url":null,"abstract":"Introduction Diabetic retinopathy (DR), diabetic kidney disease (DKD) and distal symmetric polyneuropathy (DSPN) share common pathophysiology and pose an additive risk of early mortality. Research design and methods In adults with type 1 diabetes, 49 metabolites previously associated with either DR or DKD were assessed in relation to presence of DSPN. Metabolites overlapping in significance with presence of all three complications were assessed in relation to microvascular burden severity (additive number of complications—ie, presence of DKD±DR±DSPN) using linear regression models. Subsequently, the same metabolites were assessed with progression to endpoints: soft microvascular events (progression in albuminuria grade, ≥30% estimated glomerular filtration rate (eGFR) decline, or any progression in DR grade), hard microvascular events (progression to proliferative DR, chronic kidney failure, or ≥40% eGFR decline), and hard microvascular or macrovascular events (hard microvascular events, cardiovascular events (myocardial infarction, stroke, or arterial interventions), or cardiovascular mortality), using Cox models. All models were adjusted for sex, baseline age, diabetes duration, systolic blood pressure, HbA1c, body mass index, total cholesterol, smoking, and statin treatment. Results The full cohort investigated consisted of 487 participants. Mean (SD) follow-up was 4.8 (2.9, 5.7) years. Baseline biothesiometry was available in 202 participants, comprising the cross-sectional cohort. Eight metabolites were significantly associated with presence of DR, DKD, and DSPN, and six with additive microvascular burden severity. In the full cohort longitudinal analysis, higher levels of 3,4-dihydroxybutanoic acid (DHBA), 2,4-DHBA, ribonic acid, glycine, and ribitol were associated with development of events in both crude and adjusted models. Adding 3,4-DHBA, ribonic acid, and glycine to a traditional risk factor model improved the discrimination of hard microvascular events. Conclusions While prospective studies directly assessing the predictive ability of these markers are needed, our results strengthen the role of clinical metabolomics in relation to risk assessment of diabetic complications in chronic type 1 diabetes. Data are available upon reasonable request. The datasets generated and analyzed during the current study are not publicly available due to Danish GDPR legislation. Scrambled, anonymized datasets could be available from the corresponding author on reasonable request.","PeriodicalId":9151,"journal":{"name":"BMJ Open Diabetes Research & Care","volume":"46 1","pages":""},"PeriodicalIF":4.1,"publicationDate":"2024-04-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140571962","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"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
Genetic risk of type 2 diabetes modifies the association between lifestyle and glycemic health at 5 years postpartum among high-risk women 2 型糖尿病的遗传风险会改变高危妇女产后 5 年的生活方式与血糖健康之间的关系
IF 4.1 2区 医学
BMJ Open Diabetes Research & Care Pub Date : 2024-04-01 DOI: 10.1136/bmjdrc-2023-003942
Sim Tieu, Saila Koivusalo, Jari Lahti, Elina Engberg, Hannele Laivuori, Emilia Huvinen
{"title":"Genetic risk of type 2 diabetes modifies the association between lifestyle and glycemic health at 5 years postpartum among high-risk women","authors":"Sim Tieu, Saila Koivusalo, Jari Lahti, Elina Engberg, Hannele Laivuori, Emilia Huvinen","doi":"10.1136/bmjdrc-2023-003942","DOIUrl":"https://doi.org/10.1136/bmjdrc-2023-003942","url":null,"abstract":"Introduction Lifestyle interventions are effective in preventing type 2 diabetes, but genetic background may influence the individual response. In the Finnish gestational diabetes prevention study, RADIEL, lifestyle intervention during pregnancy and first postpartum year was effective in preventing gestational diabetes (GDM) and postpartum glycemic abnormalities only among women at highest genetic risk of type 2 diabetes. This study aimed to assess whether still 5 years postpartum the genetic risk modifies the association between lifestyle and glycemic health. Research design and methods The RADIEL study (randomized controlled trial) aimed to prevent GDM with a lifestyle intervention among high-risk women (body mass index ≥30 kg/m2 and/or prior GDM). The follow-up study 5 years postpartum included anthropometric measurements, laboratory assessments, device-measured physical activity (PA), and questionnaires. A Healthy Lifestyle Score (HLS) indicated adherence to lifestyle goals (PA, diet, smoking) and a polygenic risk score (PRS) based on 50 type 2 diabetes risk alleles depicted the genetic risk. Results Altogether 314 women provided genetic and glycemic data 5 years postpartum. The PRS for type 2 diabetes was not associated with glycemic abnormalities, nor was HLS in the total study sample. There was, however, an interaction between HLS and type 2 diabetes PRS on glycemic abnormalities (p=0.03). When assessing the association between HLS and glycemic abnormalities in PRS tertiles, HLS was associated with reduced risk of glycemic abnormalities only among women at the highest genetic risk (p=0.008). Conclusions These results extend our previous findings from pregnancy and first postpartum year demonstrating that still at 5 years postpartum, healthy lifestyle is associated with a lower risk of prediabetes/diabetes only among women at the highest genetic risk of type 2 diabetes. Data are available on reasonable request. Present informed consents do not allow archiving clinical or register data in open repositories. Data described in the manuscript, code book, and analytic code will be made available on reasonable request and requests are subject to further review by the national register authority and by the ethical committees.","PeriodicalId":9151,"journal":{"name":"BMJ Open Diabetes Research & Care","volume":"18 1","pages":""},"PeriodicalIF":4.1,"publicationDate":"2024-04-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140613378","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"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
Role of kidney function on Nrf2 mRNA levels in type 2 diabetes 肾功能对 2 型糖尿病患者 Nrf2 mRNA 水平的影响
IF 4.1 2区 医学
BMJ Open Diabetes Research & Care Pub Date : 2024-04-01 DOI: 10.1136/bmjdrc-2023-003929
Belinda Spoto, Cristina Politi, Maurizio Postorino, Rosa Maria Parlongo, Alessandra Testa, Giovanni Luigi Tripepi, Francesca Mallamaci, Carmine Zoccali
{"title":"Role of kidney function on Nrf2 mRNA levels in type 2 diabetes","authors":"Belinda Spoto, Cristina Politi, Maurizio Postorino, Rosa Maria Parlongo, Alessandra Testa, Giovanni Luigi Tripepi, Francesca Mallamaci, Carmine Zoccali","doi":"10.1136/bmjdrc-2023-003929","DOIUrl":"https://doi.org/10.1136/bmjdrc-2023-003929","url":null,"abstract":"Introduction Diabetic kidney disease (DKD) is a major complication in patients with diabetes and the main contributor to the chronic kidney disease (CKD) global burden. Oxidative stress is a crucial factor in DKD pathogenesis but the role of the antioxidant nuclear factor erythroid 2-related factor 2 (Nrf2) and its molecular regulators has been poorly investigated in man. Research design and methods In this case-control study, we analyzed the roles of Nrf2, a transcription factor shielding cells from oxidative stress, its repressor Kelch-like ECH-associated protein 1 (Keap1) and six microRNAs (miRNAs) that potentially suppress Nrf2. We categorized 99 participants into 3 groups: 33 non-dialysis patients with type 2 diabetes with DKD, 33 patients with type 2 diabetes without DKD and 33 control subjects and quantified the gene expression (messenger RNA (mRNA)) levels of Nrf2, Keap1 and 6 miRNAs. Moreover, we studied the correlation between gene expression levels and clinical indicators of kidney health. Results In patients with diabetes with DKD, Nrf2 mRNA levels were significantly lower than in patients without DKD (p=0.01) and controls (p=0.02), whereas no difference in Nrf2 expression levels existed between patients without DKD and controls. Conversely, in patients with and without DKD, Keap1 expression levels were significantly higher than in controls. Of the six miRNAs studied, miRNA 30e-5p showed differential expression, being markedly reduced in patients with DKD (p=0.007). Nrf2 mRNA levels directly correlated with estimated glomerular filtration rate (eGFR) in patients with DKD (r=0.34, p=0.05) and in a formal mediation analysis the eGFR emerged as the first factor in rank for explaining the difference in Nrf2 mRNA levels between patients with and without DKD. Conclusions The observed dysregulation in the Nrf2-Keap1 axis and the unique expression pattern of miRNA30e-5p in DKD underscore the need for more focused research in this domain that can help identify novel intervention strategies for DKD in patients with type 2 diabetes. Data are available on reasonable request. Not applicable.","PeriodicalId":9151,"journal":{"name":"BMJ Open Diabetes Research & Care","volume":"238 1","pages":""},"PeriodicalIF":4.1,"publicationDate":"2024-04-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140572069","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"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
The case for a ketogenic diet in the management of kidney disease 生酮饮食治疗肾病的理由
IF 4.1 2区 医学
BMJ Open Diabetes Research & Care Pub Date : 2024-04-01 DOI: 10.1136/bmjdrc-2024-004101
Shaminie J Athinarayanan, Caroline G P Roberts, Chandan Vangala, Greeshma K Shetty, Amy L McKenzie, Thomas Weimbs, Jeff S Volek
{"title":"The case for a ketogenic diet in the management of kidney disease","authors":"Shaminie J Athinarayanan, Caroline G P Roberts, Chandan Vangala, Greeshma K Shetty, Amy L McKenzie, Thomas Weimbs, Jeff S Volek","doi":"10.1136/bmjdrc-2024-004101","DOIUrl":"https://doi.org/10.1136/bmjdrc-2024-004101","url":null,"abstract":"Ketogenic diets have been widely used for weight loss and are increasingly used in the management of type 2 diabetes. Despite evidence that ketones have multiple positive effects on kidney function, common misconceptions about ketogenic diets, such as high protein content and acid load, have prevented their widespread use in individuals with impaired kidney function. Clinical trial evidence focusing on major adverse kidney events is sparse. The aim of this review is to explore the effects of a ketogenic diet, with an emphasis on the pleiotropic actions of ketones, on kidney health. Given the minimal concerns in relation to the potential renoprotective effects of a ketogenic diet, future studies should evaluate the safety and efficacy of ketogenic interventions in kidney disease. No data are available.","PeriodicalId":9151,"journal":{"name":"BMJ Open Diabetes Research & Care","volume":"89 1","pages":""},"PeriodicalIF":4.1,"publicationDate":"2024-04-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140798367","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
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