Search for a Link Between the Different Variables for Glycaemia and Oxidative Stress or Impaired HDL Function

Inclusion Criteria: * Patients who have provided written consent * Patients with national health insurance cover Patients with T1D * T1D Patients treated with insulin via a pump or multiple injections * HbA1c \< 9.5 % Control patients * Normal fasting glycaemia (\< 6.1 mmol/L) * Age \> 18 years, matched for sex and age with T1D patients All patients * Normal serum HDL cholesterol (\> 1.04 mmol/L in men, \> 1.30 mmol:L in women) * Serum LDL cholesterol \< 5 mmol/L * triglyceridemia \< 1.7 mmol/L * Waist circumference \< 102 cm in men, \< 88 cm in women Exclusion Criteria: * Smoking * Kidney failure (Creatinine clearance\< 60 ml/min/1.73 m2) * Liver failure * Dysthyroidism * Medication that interferes with lipoprotein metabolism (lipid-lowering agents, oestroprogestative, anti-HIV, corticoids, retinoic acid), unless stopped for at least one 1 month * Antioxidant (vitamin E, dietary supplements, DHA) * Pregnancy of more than 15d