Chronic low-grade inflammation underlies many microvascular complications of diabetes, including diabetic kidney disease (DKD). Lipoxins (LXs), an endogenously produced family of lipid mediators, resolve inflammation and protect against renal scarring as occurs in DKD. This study examined the mechanism by which LXs protect against DKD, focusing on the regulation of VCAM-1 and the recruitment of […]
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Metabolic Signature of Gestational Diabetes Mellitus and Risk of Adverse Birth Outcomes: A Prospective Birth Cohort Study
Gestational diabetes mellitus (GDM) is a heterogeneous condition diagnosed solely through glucose. It is characterized by profound perturbations in the metabolome, with specific metabolic profiles linked to adverse birth outcomes. Metabolomics can reveal population heterogeneity in health and disease. Here, we used nontargeted metabolomics to systematically profile the circulating metabolome in 2,050 pregnant women during […]
Read MoreMemory Regulatory T Cells as a Biomarker of Early Type 1 Diabetes
Type 1 diabetes (T1D) is the most common chronic autoimmune disease in children, driven by a breakdown in self-tolerance and T cell–mediated immune attack of pancreatic β-cells. There are no biomarkers to effectively diagnose autoimmunity before disease onset and clinical symptom development. Here, we applied deep multiparametric immunophenotyping to compare immune landscapes in 38 patients […]
Read MorePerivascular Niche and Microvascular Maturity in Islet Graft Survival
We read with great interest the recent article in Diabetes by Gonçalves et al. (1), reporting that functional pericyte coverage of islet capillaries is compromised at very early stages of β-cell loss and low-grade inflammation, before the onset of overt hyperglycemia. Using a subdiabetogenic streptozotocin mouse model, the authors demonstrated that altered pericyte-endothelial interactions were associated […]
Read MoreA Special Thanks to the Reviewers of Diabetes
Diabetes calls on thousands of scientific and medical experts each year to review manuscript submissions. The editors of Diabetes sincerely appreciate the efforts of all of our reviewers who volunteer their time and expertise to provide valuable feedback to ensure the consistently high quality of the research published in each issue. We would like to […]
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Read MoreDistinct Host Responses to Enterovirus in Children With Islet Autoimmunity Provide a New Framework for the Role of Infections in Type 1 Diabetes
The high prevalence of enterovirus infections in the general population has made it difficult to consistently link these infections to type 1 diabetes or to identify specific associations with one or more serotypes. A temporal association between infections and diabetes onset, when known, is variable. Moreover, only a minority of those infected by enteroviruses develop […]
Read MoreDiabetes Spotlight: Dawn Belt Davis, MD, PhD—Strengthening β-Cell Functionality by Identifying Signaling Pathways
Through her parents, Dawn Davis was exposed to opposite ends of the medical field. Her mother worked and volunteered with community and health–related nonprofits. Her father was an engineer developing pacemakers and MRI machines. “I remember a prototype pacemaker at home, encased in liquid plastic,” Davis says, “and I was probably one of the first […]
Read MoreResponse to From Systemic B-Cell Targeting to Local Immune Engineering in Islet Transplantation
We appreciate the thoughtful commentary from Zhu et al. (1) regarding our study on B lymphocytes and regulatory T cells (Tregs) in type 1 diabetes and islet transplantation (2). We are pleased that they highlight our central observations in the NOD background, including the ability of B-cell deficiency to permit anti-CD45RB–mediated tolerance in the autoimmune type […]
Read MorePericytes Are Not Merely Accessory Cells in Pancreatic Islets
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