β-Cell Function, Incretin Effect, and Incretin Hormones in Obese Youth Along the Span of Glucose Tolerance From Normal to Prediabetes to Type 2 Diabetes

Effects of Sitagliptin and Metformin Treatment on Incretin Hormone and Insulin Secretory Responses to Oral and "Isoglycemic" Intravenous Glucose

(2013) I. Vardarli et al.   DIABETES

Effects of Metformin, Metformin Plus Rosiglitazone, and Metformin Plus Lifestyle on Insulin Sensitivity and  -Cell Function in TODAY

(2013)   DIABETES CARE

Secretion of Glucose-Dependent Insulinotropic Polypeptide in Patients With Type 2 Diabetes: Systematic review and meta-analysis of clinical studies

(2013) S. Calanna et al.   DIABETES CARE

Secretion of glucagon-like peptide-1 in patients with type 2 diabetes mellitus: systematic review and meta-analyses of clinical studies

(2013) S. Calanna et al.   DIABETOLOGIA

Mechanisms of the Incretin Effect in Subjects with Normal Glucose Tolerance and Patients with Type 2 Diabetes

(2013) Andrea Mari et al.   PLoS One

Evidence for Early Defects in Insulin Sensitivity and Secretion Before the Onset of Glucose Dysregulation in Obese Youths: A Longitudinal Study

(2012) C. Giannini et al.   DIABETES

Distinct  -Cell Defects in Impaired Fasting Glucose and Impaired Glucose Tolerance

(2012) M. Kanat et al.   DIABETES

HbA1c Diagnostic Categories and  -Cell Function Relative to Insulin Sensitivity in Overweight/Obese Adolescents

(2012) L. A. Sjaarda et al.   DIABETES CARE

Mechanisms for the Antihyperglycemic Effect of Sitagliptin in Patients with Type 2 Diabetes

(2012) Elza Muscelli et al.   JOURNAL OF CLINICAL ENDOCRINOLOGY & METABOLISM

Metformin protects against lipoapoptosis and enhances GLP-1 secretion from GLP-1-producing cells

(2012) Camilla Kappe et al.   JOURNAL OF GASTROENTEROLOGY

Progressive deterioration of β-cell function in obese youth with type 2 diabetes

(2012) Fida Bacha et al.   PEDIATRIC DIABETES

Comparable early changes in gastrointestinal hormones after sleeve gastrectomy and Roux-En-Y gastric bypass surgery for morbidly obese type 2 diabetic subjects

(2012) Fabiola Romero et al.   SURGICAL ENDOSCOPY AND OTHER INTERVENTIONAL TECHNIQUES

Declining  -Cell Function Relative to Insulin Sensitivity With Escalating OGTT 2-h Glucose Concentrations in the Nondiabetic Through the Diabetic Range in Overweight Youth

(2011) S. F. Burns et al.   DIABETES CARE

Impaired incretin effect and fasting hyperglucagonaemia characterizing type 2 diabetic subjects are early signs of dysmetabolism in obesity

(2011) F. K. Knop et al.   DIABETES OBESITY & METABOLISM

Inhibition of DPP-4 with Vildagliptin Improved Insulin Secretion in Response to Oral as well as “Isoglycemic” Intravenous Glucose without Numerically Changing the Incretin Effect in Patients with Type 2 Diabetes

(2011) Irfan Vardarli et al.   JOURNAL OF CLINICAL ENDOCRINOLOGY & METABOLISM

Defects in GLP-1 Response to an Oral Challenge Do Not Play a Significant Role in the Pathogenesis of Prediabetes

(2011) Galina Smushkin et al.   JOURNAL OF CLINICAL ENDOCRINOLOGY & METABOLISM

From Pre-Diabetes to Type 2 Diabetes in Obese Youth: Pathophysiological characteristics along the spectrum of glucose dysregulation

(2010) F. Bacha et al.   DIABETES CARE

Impaired beta cell glucose sensitivity rather than inadequate compensation for insulin resistance is the dominant defect in glucose intolerance

(2010) A. Mari et al.   DIABETOLOGIA

Secretion of glucagon-like peptide-1 (GLP-1) in type 2 diabetes: what is up, what is down?

(2010) M. A. Nauck et al.   DIABETOLOGIA

Basal α-Cell Up-Regulation in Obese Insulin-Resistant Adolescents

(2010) Ram Weiss et al.   JOURNAL OF CLINICAL ENDOCRINOLOGY & METABOLISM

Measurement site of visceral adipose tissue and prediction of metabolic syndrome in youth

(2010) SoJung Lee et al.   PEDIATRIC DIABETES

Islet Cell Antibody-Positive Versus -Negative Phenotypic Type 2 Diabetes in Youth: Does the oral glucose tolerance test distinguish between the two?

(2009) H. Tfayli et al.   DIABETES CARE

Determinants of glucose tolerance in impaired glucose tolerance at baseline in the Actos Now for Prevention of Diabetes (ACT NOW) study

(2009) R. A. DeFronzo et al.   DIABETOLOGIA

The relationship between fasting hyperglycemia and insulin secretion in subjects with normal or impaired glucose tolerance

(2008) Muhammad A. Abdul-Ghani et al.   AMERICAN JOURNAL OF PHYSIOLOGY-ENDOCRINOLOGY AND METABOLISM

In Vivo Insulin Sensitivity and Secretion in Obese Youth: What are the differences between normal glucose tolerance, impaired glucose tolerance, and type 2 diabetes?

(2008) F. Bacha et al.   DIABETES CARE

Primary Defects in  -Cell Function Further Exacerbated by Worsening of Insulin Resistance Mark the Development of Impaired Glucose Tolerance in Obese Adolescents

(2008) A. M.G. Cali et al.   DIABETES CARE

Impaired fasting glycaemia vs impaired glucose tolerance: similar impairment of pancreatic alpha and beta cell function but differential roles of incretin hormones and insulin action

(2008) K. Færch et al.   DIABETOLOGIA

Race and Gender Differences in the Relationships Between Anthropometrics and Abdominal Fat in Youth

(2008) SoJung Lee et al.   Obesity