Antibodies directed against advanced glycation products formed during Maillard reaction have been generated and characterized. These antibodies reacted specifically with advanced glycation products in common among proteins incubated with glucose, but not early-stage compounds such as a Schiff base adduct and Amadori rearrangement products. Incubation of bovine serum albumin with glucose caused a time-related increase in immunoreactivity and a concomitant increase in fluorescence intensity. These antibodies may serve as a useful tool to elucidate pathophysiological roles of advanced Maillard reaction in diabetic complications and aging processes.
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http://dx.doi.org/10.1016/0006-291x(89)92372-3 | DOI Listing |
Nutrients
January 2025
Endocrine Unit, Department of Human Pathology of Adulthood and Childhood DETEV, University of Messina, 98125 Messina, Italy.
Background: The Mediterranean diet (MedD) exerts anti-inflammatory and anti-oxidant effects that are beneficial in autoimmune thyroid diseases (ATD). Recently, a gluten-free diet (GFD) has been proposed for non-celiac patients with Hashimoto's thyroiditis (HT), but its usefulness is under debate. The present pilot study evaluates the effects of these two dietary regimes, with a focus on redox homeostasis, in HT.
View Article and Find Full Text PDFJ Clin Med
January 2025
CarVasCare Research Group (2023-GRIN-34459), Faculty of Nursing, Universidad de Castilla-La Mancha, 16002 Cuenca, Spain.
: Age is a known predictor of skin autofluorescence (SAF) across populations, but age-based reference values are lacking for the Spanish population. This study aims to establish SAF reference values for healthy Spanish adults by age group, compare these with other populations, and estimate optimal SAF cut-off points by age range. Additionally, it aims to analyse the influence of sex, smoking, and skin phototype.
View Article and Find Full Text PDFMolecules
January 2025
Department of Food Biofunctionality (140b), Institute of Nutritional Sciences, University of Hohenheim, D-70599 Stuttgart, Germany.
Phenolic compounds have antiglycation activity, but the changes occurring during thermal treatment (TT) in these activities are not completely understood. The effects of the extraction conditions of (poly)phenols from fruits, before and after TT, on their antioxidant and antiglycation effects were assessed. (Poly)phenol-enriched extracts (PEEs) from raw and TT (90 °C, 1 h) were extracted using three solvent mixtures (ethanol/water/acetic acid) with increasing water content (0, 24, and 49%) and three solvent-to-solid ratios (5, 10, and 20 mL/g).
View Article and Find Full Text PDFInt J Mol Sci
January 2025
Research Department, Royal College of Surgeons in Ireland-Bahrain, Busaiteen 15503, Bahrain.
Type 2 diabetes mellitus (T2DM) is one of the most widespread chronic diseases globally, with its prevalence expected to rise significantly in the years ahead. Previous studies on risk stratification for T2DM identify certain biomarkers, including glycated hemoglobin (HbA1c), oral glucose tolerance testing (OGTT), fructosamine, and glycated albumin, as key indicators for predicting the onset and progression of T2DM. However, these traditional markers have been shown to lack sensitivity and specificity and their results are difficult to analyze due to non-standardized interpretation criteria, posing significant challenges to an accurate and definitive diagnosis.
View Article and Find Full Text PDFMedicina (Kaunas)
December 2024
Department of Dermatology, International University of Health and Welfare Narita Hospital, Chiba 286-8520, Japan.
Acquired reactive perforating dermatosis (ARPD) is characterized by its onset after the age of 18 years, umbilicated papules or nodules with a central keratotic plug, and the presence of necrotic collagen tissue within an epithelial crater. ARPD is strongly associated with systemic diseases such as diabetes mellitus (DM) and chronic renal failure, which may contribute to ARPD through factors including microcirculatory disturbances and the deposition of metabolic byproducts, including advanced glycation end-products and calcium. Here, we report a case of ARPD that improved following DM treatment and catheter-based interventions for peripheral artery disease (PAD).
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