Diabetes Mellitus, Type 1Glycosuria, RenalInsulinDiabetes Mellitus, Type 2AlbuminuriaTwins, MonozygoticDiabetes MellitusDiseases in TwinsDiabetic KetoacidosisHemoglobin A, GlycosylatedBlood GlucoseDiabetic NephropathiesDiabetic NeuropathiesHypoglycemiaComplement C4Diabetic RetinopathyIslets of LangerhansDiabetes ComplicationsAge FactorsDiabetes Mellitus, ExperimentalRisk FactorsReceptor, InsulinPregnancy in DiabeticsProspective StudiesInfant, NewbornEnglandHypoglycemic AgentsIncidenceSeasonsCohort StudiesInsulin AntibodiesInsulin ResistanceC-PeptideSex FactorsGlucose Tolerance TestDiabetic AngiopathiesChlorpropamideDiabetic DietDiabetes, GestationalInsulin Infusion SystemsFructosamineTime FactorsGlucoseFollow-Up StudiesBlood PressureProteinuriaObesityAutoantibodiesHLA AntigensHyperglycemiaPrevalenceInsulin Receptor Substrate ProteinsInsulin-Secreting CellsBody Mass IndexDiabetes InsipidusAutonomic Nervous System DiseasesBody WeightReference ValuesInsulin, Long-ActingFastingCross-Sectional StudiesCase-Control StudiesGlucose Clamp TechniqueGlomerular Filtration RateHypertensionRegression AnalysisGlucose IntolerancePrediabetic StateInsulin LisproStreptozocinInsulin AntagonistsHyperinsulinismMetforminGlucagonBlood Glucose Self-MonitoringAdipose Tissue