Publications by authors named "Nandan Kodur"

Obesity is a significant public health concern worldwide and a leading cause of preventable death and morbidity, but the management of this condition remains a challenge. Metabolic and bariatric surgery (MBS) is safe and currently has the most consistent and robust data among anti-obesity interventions for ameliorating obesity and its associated complications. Despite the benefits and safety of MBS, it is significantly underused.

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Purpose Of Review: The purpose of this review is to discuss myocardial recovery in heart failure with reduced ejection fraction (HFrEF) and to summarize the contemporary insights regarding heart failure with improved ejection fraction (HFimpEF).

Recent Findings: Improvement in left ventricular ejection fraction (LVEF ≥ 40%) with improved prognosis can be achieved in one out of three (10-40%) patients with HFrEF treated with guideline-directed medical therapy. Clinical predictors include non-ischemic etiology of HFrEF, less abnormal blood or imaging biomarkers, and lack of specific pathogenic genetic variants.

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Managing non-cardiac comorbidities in heart failure (HF) requires a tailored approach that addresses each patient's specific conditions and needs. Regular communication and coordination among healthcare providers is crucial to providing the best possible care for these patients. Poorly controlled hypertension contributes to left ventricular remodeling and diastolic dysfunction, emphasizing the importance of optimal blood pressure control while avoiding adverse effects.

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The brain augments glucose production during fasting, but the mechanisms are poorly understood. Here, we show that -expressing neurons in the ventromedial hypothalamic nucleus (VMN cells) prevent low blood glucose during fasting through sympathetic nervous system (SNS)-mediated augmentation of adipose tissue lipolysis and substrate release. Activating VMN neurons mobilized gluconeogenic substrates without altering glycogenolysis or gluconeogenic enzyme expression.

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Background: The relationship between biomarkers of metabolic syndrome and insulin resistance, plasma triglyceride/HDL cholesterol (TG/HDL-C) ratio, on the rate of cognitive decline in mild cognitive impairment (MCI) and dementia stages of Alzheimer's disease (AD) is unknown. The role of peripheral and cerebrospinal fluid (CSF) levels of Apolipoprotein A1 (ApoA1), a key functional component of HDL, on cognitive decline also remains unclear among them. Here we evaluate baseline plasma TG/HDL-C ratio and CSF and plasma ApoA1 levels and their relation with cognitive decline in the MCI and Dementia stages of AD.

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The lateral hypothalamic area (LHA) is essential for ingestive behavior but has primarily been studied in modulating feeding, with comparatively scant attention on drinking. This is partly because most LHA neurons simultaneously promote feeding and drinking, suggesting that ingestive behaviors track together. A notable exception are LHA neurons expressing neurotensin (LHA neurons): activating these neurons promotes water intake but modestly restrains feeding.

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Article Synopsis
  • - The study identifies a specific group of neurons in the ventromedial hypothalamic nucleus (VMN) that express cholecystokinin receptor B (CCKBR) and are responsible for increasing blood glucose levels.
  • - Activating these VMNCCKBR neurons raises blood glucose, while silencing them reduces glucose production without affecting overall energy balance, highlighting their unique role.
  • - Additionally, these neurons are crucial for responding to low blood glucose situations and managing glucose levels independently of insulin, indicating an important brain function in glucose regulation.
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