Mechanisms controlling pancreatic islet cell function in insulin secretion

JE Campbell, CB Newgard - Nature reviews Molecular cell biology, 2021 - nature.com
Metabolic homeostasis in mammals is tightly regulated by the complementary actions of
insulin and glucagon. The secretion of these hormones from pancreatic β-cells and α-cells …

Generation of human islet cell type-specific identity genesets

L van Gurp, L Fodoulian, D Oropeza… - Nature …, 2022 - nature.com
Generation of surrogate cells with stable functional identities is crucial for developing cell-
based therapies. Efforts to produce insulin-secreting replacement cells to treat diabetes …

Glucose metabolism-related gene polymorphisms as the risk predictors of type 2 diabetes

C Li, Y Yang, X Liu, Z Li, H Liu, Q Tan - Diabetology & Metabolic …, 2020 - Springer
Type 2 diabetes mellitus (T2DM) is a complex polygenic metabolic disease characterized by
elevated blood glucose. Multiple environmental and genetic factors can increase the risk of …

Calorie restriction increases insulin sensitivity to promote beta cell homeostasis and longevity in mice

C Dos Santos, A Cambraia, S Shrestha… - Nature …, 2024 - nature.com
Caloric restriction (CR) can extend the organism life-and health-span by improving glucose
homeostasis. How CR affects the structure-function of pancreatic beta cells remains …

Identification of structural motifs critical for human G6PC2 function informed by sequence analysis and an AlphaFold2-predicted model

EM Hawes, DP Claxton, JK Oeser… - Bioscience …, 2024 - portlandpress.com
G6PC2 encodes a glucose-6-phosphatase (G6Pase) catalytic subunit, primarily expressed
in pancreatic islet β cells, which modulates the sensitivity of insulin secretion to glucose and …

Drosophila neuronal Glucose-6-Phosphatase is a modulator of neuropeptide release that regulates muscle glycogen stores via FMRFamide signaling

T Miyamoto, S Hedjazi, C Miyamoto… - Proceedings of the …, 2024 - pnas.org
Neuropeptides (NPs) and their cognate receptors are critical effectors of diverse
physiological processes and behaviors. We recently reported of a noncanonical function of …

GWAS of random glucose in 476,326 individuals provide insights into diabetes pathophysiology, complications and treatment stratification

V Lagou, L Jiang, A Ulrich, L Zudina, KSG González… - Nature …, 2023 - nature.com
Conventional measurements of fasting and postprandial blood glucose levels investigated
in genome-wide association studies (GWAS) cannot capture the effects of DNA variability on …

Nonsynonymous single-nucleotide polymorphisms in the G6PC2 gene affect protein expression, enzyme activity, and fasting blood glucose

EM Overway, KJ Bosma, DP Claxton, JK Oeser… - Journal of Biological …, 2022 - ASBMB
G6PC2 encodes a glucose-6-phosphatase (G6Pase) catalytic subunit that modulates the
sensitivity of insulin secretion to glucose and thereby regulates fasting blood glucose (FBG) …

Glucose-6-phosphatase catalytic subunit 2 negatively regulates glucose oxidation and insulin secretion in pancreatic β-cells

M Rahim, AY Nakhe, DR Banerjee, EM Overway… - Journal of Biological …, 2022 - ASBMB
Elevated fasting blood glucose (FBG) is associated with increased risks of developing type 2
diabetes (T2D) and cardiovascular-associated mortality. G6PC2 is predominantly expressed …

G6PC1 and G6PC2 influence G6P flux but not HSD11B1 activity

EM Hawes, KA Boortz, JK Oeser… - Journal of …, 2023 - jme.bioscientifica.com
In the endoplasmic reticulum (ER) lumen, glucose-6-phosphatase catalytic subunit 1 and 2
(G6PC1; G6PC2) hydrolyze glucose-6-phosphate (G6P) to glucose and inorganic …