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http://dx.doi.org/10.1002/jcp.21409 | DOI Listing |
Diabetes
January 2025
Barbara Davis Center for Diabetes, University of Colorado, Aurora, CO, USA.
Increasing evidence shows that pathogenic T cells in type 1 diabetes (T1D) that may have evaded negative selection recognize post-translational modified (PTM) epitopes of self-antigens. We have investigated the profiles of autoantibodies specifically targeting the deamidated epitopes of insulinoma antigen-2 extracellular domain (IA-2ec) to explore their relationship with T1D development. We compared the characteristics of autoantibodies targeting the IA-2ec Q>E epitopes (PTM IA-2ecA) as well as those targeting the IA-2ec unmodified epitopes (IA-2ecA) in participants across different stages of T1D development and in individuals with other types of diabetes and other kinds of autoimmunity.
View Article and Find Full Text PDFWorld J Radiol
December 2024
Department of Endocrinology, Nanjing First Hospital, Nanjing Medical University, Nanjing 210000, Jiangsu Province, China.
Imaging changes in the pancreas can provide valuable information about the status of islet beta-cell function in different pancreatic diseases, such as diabetes, pancreatitis, pancreatic cancer, fatty pancreas, and insulinoma. While imaging cannot directly measure beta-cell function; it can be used as a marker of disease progression and a tool to guide therapeutic interventions. As imaging technologies continue to advance, they will likely play an increasingly important role in diagnosing, monitoring, and managing diabetes.
View Article and Find Full Text PDFLife Sci
February 2025
Immuno-Endocrinology, Diabetes & Metabolism Laboratory, Instituto de Investigaciones en Medicina Traslacional (IIMT), CONICET - Universidad Austral, Pilar, Argentina; Facultad de Ciencias Biomédicas, , Universidad Austral, Pilar, Argentina. Electronic address:
Aims: Type 2 diabetes (T2D) is a prevalent metabolic disease linked to obesity and metabolic syndrome (MS). The glucolipotoxic environment (GLT) impacts tissues causing low-grade inflammation, insulin resistance and the gradual loss of pancreatic β-cell function, leading to hyperglycemia. We have previously shown that Compound A (CpdA), a plant-derived dissociative glucocorticoid receptor-modulator with inflammation-suppressive activity, displays protective effects on β-cells in type 1 diabetes murine models.
View Article and Find Full Text PDFInt J Surg Case Rep
January 2025
Department of Gastrointestinal and General Surgery, Kathmandu Medical College and Teaching Hospital, Kathmandu, Nepal.
Introduction And Importance: Insulinomas are rare pancreatic neuroendocrine neoplasms with an incidence of one to four cases per million annually and a 5 % to 10 % association with hereditary multiple endocrine neoplasia type-1. While most insulinomas are benign and well-encapsulated, approximately 6 % may have malignant potential. Intraoperative localization remains a vital component of treatment, often facilitated by modern imaging techniques like intraoperative ultrasound and fluorescence modalities.
View Article and Find Full Text PDFCureus
November 2024
Department of Internal Medicine, B. J. Medical College and Civil Hospital, Ahmedabad, IND.
Hypoglycemia in non-diabetic individuals is a rare but critical condition that often signals an underlying pathology. Insulinoma, a rare neuroendocrine tumor of the pancreas, is a key differential diagnosis. As the most common functional pancreatic neuroendocrine tumors, insulinomas originate from pancreatic islet cells and are predominantly benign.
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