Introduction and Objective: The optimal dietary carbohydrate intake for pregnant women is disputed internationally. Some authorities recommend consuming >175g/d of carbohydrate aiming to support safe placental function; others use carbohydrate restriction to ≤120g/d to reduce hyperglycemia in gestational diabetes. We assessed if consumption of a low (<175g/d) or very low (<120g/d) habitual carbohydrate intake was […]
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1189-OR: Axon Guidance Signaling in Adipose Tissue Development and Function
Introduction and Objective: Activating and expanding brown adipose tissue (BAT) offer promising strategies to counteract obesity and cardiometabolic diseases. Due to their high metabolic activity, brown adipocytes act as a metabolic sink and improves glucose and lipid metabolism. Adipose depots are highly vascularized and innervated, containing an extensive network of capillaries and sympathetic nerves that […]
Read More1182-OR: Dietary Quality Factors Associated with CGM-Derived Gestational Glycemia
Introduction and Objective: Little is known about how diet quality is related to gestational glycemia and neonatal birthweight.Methods: From 2/2023 to 2/2024, singleton gravidas without preexisting diabetes and enrolled in GO MOMs, a multicenter study of glycemia across pregnancy, completed Automated Self-Administered 24-Hour Dietary Assessment recalls: up to 3 at 10-20 wks’ gestation, and up […]
Read More1161-OR: Lifestyle Changes (LC) among Participants in Trials of Disease Modifying Therapies (DMT) in Type 1 Diabetes (T1D)
Introduction and Objective: Individuals with early stage T1D may engage in LC (e.g., carbohydrate restriction, vitamin use) to delay progression. Little is known about use of LC in individuals in DMT trials. We characterized LC reported in DMT trials conducted by TrialNet.Methods: We analyzed pooled participant questionnaires from 6 DMT trials for prevention (n=4) or […]
Read More1178-OR: Population Impact of State-Level Insulin Out-of-Pocket Caps
Introduction and Objective: The high cost of insulin hinders access and utilization of insulin, a life-sustaining medication, for U.S. adults with diabetes. By 2025, 27 states and DC have passed and implemented insulin out-of-pocket (OOP) caps, but the reach of these caps is uncertain. In this study, we estimate the population being protected by state […]
Read More1159-OR: Understanding CGM Breaks in Emerging Adults with Type 1 Diabetes: Prevalence, Drivers, and Impacts
Introduction and Objective: Emerging adults (EAs) with type 1 diabetes (T1D) face elevated A1c levels and diabetes distress. Continuous glucose monitors (CGM) improve outcomes, but little is known about CGM breaks – particularly during this developmental period. Using mixed methods, we investigated the prevalence, drivers, behaviors during, and impacts of CGM breaks through surveys and […]
Read More1169-OR: Technology, Pharmacology, or Both? Real-World Effectiveness of CGM and GLP-1 Therapy in Primary Care
Introduction and Objective: CGM and GLP-1 receptor agonists (RA) are two distinct and increasingly used treatment strategies in T2D, each associated with meaningful improvements in clinical outcomes. However, there is little real-world evidence comparing their effectiveness in primary care or evaluating whether combined use offers added benefit in HbA1c and body weight (BW).Methods: We conducted […]
Read More1208-OR: Genetic and Functional Evidence Linking CYP26B1 Transcript Variant 3 to BMI
Introduction and Objective: Obesity is a serious health issue for Indigenous Americans residing in Arizona and genetic factors are believed to play a role in the development of this chronic disease. The aim of this study was to identify and mechanistically study variants that associate with BMI. We identified 3 variants associated with BMI located […]
Read More1220-OR: Survodutide: Differentiated GLP-1R and Glucagon Receptor (GCGR) Pharmacology Compared with Endogenous Ligands via Time-Resolved Assays
Introduction and Objective: Survodutide, a dual glucagon/GLP-1 receptor agonist in phase 3 trials for obesity and metabolic dysfunction-associated steatohepatitis, contains a C18-diacid half-life extension (HLE) group for once weekly dosing. This study thoroughly investigated the in vitro receptor pharmacology of survodutide and the impact of its HLE using time-resolved cellular assays.Methods: GCGR and GLP-1R both […]
Read More1184-OR: Women with Gestational Diabetes (GDM) on a Higher–Complex Carbohydrate (CHO) Diet Show Lower Postpartum OGTT Glucose
Introduction and Objective: GDM dietary therapy targets maternal glycemia in gestation but fails to address postpartum metabolic disease risk. In an RCT, pregnant women on a higher-complex CHO diet showed an improved OGTT response at 36 wks’. We studied the diets’ sustained effect 2 mos postpartum (PP).Methods: At diagnosis, women with diet-managed GDM were randomized […]
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