Loss of brain volume in endogenous Cushing's syndrome and its reversibility after correction of hypercortisolism

I Bourdeau, C Bard, B Noël, I Leclerc… - The Journal of …, 2002 - academic.oup.com
Chronic exposure to excess glucocorticoids results in cognitive and psychological impairment.
A few studies have indicated that cerebral atrophy can be found in patients with Cushing’…

Roles of 5′-AMP-activated protein kinase (AMPK) in mammalian glucose homoeostasis

GA Rutter, G da Silva Xavier, I Leclerc - Biochemical Journal, 2003 - portlandpress.com
AMPK (5′-AMP-activated protein kinase) is emerging as a metabolic master switch, by which
cells in both mammals and lower organisms sense and decode changes in energy status. …

Role for AMP-activated protein kinase in glucose-stimulated insulin secretion and preproinsulin gene expression

G da Silva Xavier, I Leclerc, A Varadi… - Biochemical …, 2003 - portlandpress.com
AMP-activated protein kinase (AMPK) has recently been implicated in the control of
preproinsulin gene expression in pancreatic islet β-cells [da Silva Xavier, Leclerc, Salt, Doiron, …

Role of AMP-activated protein kinase in the regulation by glucose of islet beta cell gene expression

G da Silva Xavier, I Leclerc, IP Salt… - Proceedings of the …, 2000 - National Acad Sciences
Elevated glucose concentrations stimulate the transcription of the pre-proinsulin (PPI), L-type
pyruvate kinase (L-PK), and other genes in islet beta cells. In liver cells, pharmacological …

Hepatocyte nuclear factor-4α involved in type 1 maturity-onset diabetes of the young is a novel target of AMP-activated protein kinase

I Leclerc, C Lenzner, L Gourdon, S Vaulont, A Kahn… - Diabetes, 2001 - Am Diabetes Assoc
Mutations in the HNF4α gene are responsible for type 1 maturity-onset diabetes of the young
(MODY1), which is characterized by a defect in insulin secretion. Hepatocyte nuclear factor (…

Metformin, but not leptin, regulates AMP-activated protein kinase in pancreatic islets: impact on glucose-stimulated insulin secretion

I Leclerc, WW Woltersdorf… - American Journal …, 2004 - journals.physiology.org
Metformin, a drug widely used in the treatment of type 2 diabetes, has recently been shown
to act on skeletal muscle and liver in part through the activation of AMP-activated protein …

[HTML][HTML] Impaired glucose homeostasis in transgenic mice expressing the human transient neonatal diabetes mellitus locus, TNDM

D Ma, JPH Shield, W Dean, I Leclerc… - The Journal of …, 2004 - Am Soc Clin Investig
Transient neonatal diabetes mellitus (TNDM) is a rare inherited diabetic syndrome apparent
in the first weeks of life and again during early adulthood. The relative contributions of …

Leader β-cells coordinate Ca2+ dynamics across pancreatic islets in vivo

…, TJ Pullen, SP Singh, DJ Hodson, I Leclerc… - Nature …, 2019 - nature.com
Pancreatic β-cells form highly connected networks within isolated islets. Whether this behaviour
pertains to the situation in vivo, after innervation and during continuous perfusion with …

[HTML][HTML] Identification of biomarkers for glycaemic deterioration in type 2 diabetes

…, LL Jennings, MK Hansen, M Kim, I Leclerc… - Nature …, 2023 - nature.com
We identify biomarkers for disease progression in three type 2 diabetes cohorts encompassing
2,973 individuals across three molecular classes, metabolites, lipids and proteins. …

[HTML][HTML] 5′-AMP-activated protein kinase controls insulin-containing secretory vesicle dynamics

T Tsuboi, G da Silva Xavier, I Leclerc… - Journal of Biological …, 2003 - ASBMB
Changes in 5′-AMP-activated protein kinase (AMPK) activity have recently been implicated
in the control of insulin secretion by glucose (da Silva Xavier, G., Leclerc, I., Varadi, A., …