HDL functionality in type 1 diabetes: enhancement of cholesterol efflux capacity in relationship with decreased HDL carbamylation after improvement of glycemic control

Autor: Damien Denimal, Serge Monier, Isabelle Simoneau, Laurence Duvillard, Bruno Vergès, Benjamin Bouillet
Jazyk: angličtina
Rok vydání: 2022
Předmět:
Zdroj: Cardiovascular Diabetology, Vol 21, Iss 1, Pp 1-9 (2022)
Druh dokumentu: article
ISSN: 1475-2840
DOI: 10.1186/s12933-022-01591-9
Popis: Abstract Background Reduced cholesterol efflux capacity (CEC) of HDLs is likely to increase cardiovascular risk in type 1 diabetes (T1D). We aimed to assess whether improvement of glycemic control in T1D patients is associated with changes in CEC in relation with changes in carbamylation of HDLs. Methods In this open-label trial, 27 uncontrolled T1D patients were given a three-month standard medical intervention to improve glycemic control. HDL fraction was isolated from plasma, and CEC was measured on THP-1 macrophages. Carbamylation of HDLs was evaluated by an immunoassay. Control HDLs from healthy subjects were carbamylated in vitro with potassium cyanate. Results HbA1c decreased from 11.4% [10.2–12.9] (median [1st–3rd quartiles]) at baseline to 8.1% [6.6–9.0] after the three-month intervention (P
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