The physiological role of β-cell heterogeneity in pancreatic islet function

RKP Benninger, V Kravets - Nature Reviews Endocrinology, 2022 - nature.com
Endocrine cells within the pancreatic islets of Langerhans are heterogeneous in terms of
transcriptional profile, protein expression and the regulation of hormone release. Even …

δ-cells: The neighborhood watch in the islet community

R Gao, T Yang, Q Zhang - Biology, 2021 - mdpi.com
Simple Summary Pancreatic islets are micro-organs composed of several endocrine cell
types, including α-cells (secreting glucose-elevating glucagon), β-cells (releasing glucose …

Dopamine regulates pancreatic glucagon and insulin secretion via adrenergic and dopaminergic receptors

D Aslanoglou, S Bertera, M Sánchez-Soto… - Translational …, 2021 - nature.com
Dopamine (DA) and norepinephrine (NE) are catecholamines primarily studied in the central
nervous system that also act in the pancreas as peripheral regulators of metabolism …

Directed differentiation of pancreatic δ cells from human pluripotent stem cells

L Chen, N Wang, T Zhang, F Zhang, W Zhang… - Nature …, 2024 - nature.com
Dysfunction of pancreatic δ cells contributes to the etiology of diabetes. Despite their
important role, human δ cells are scarce, limiting physiological studies and drug discovery …

Loss of electrical β-cell to δ-cell coupling underlies impaired hypoglycaemia-induced glucagon secretion in type-1 diabetes

TG Hill, R Gao, A Benrick, L Kothegala, N Rorsman… - Nature …, 2024 - nature.com
Diabetes mellitus involves both insufficient insulin secretion and dysregulation of glucagon
secretion. In healthy people, a fall in plasma glucose stimulates glucagon release and …

GLP-1 metabolite GLP-1 (9–36) is a systemic inhibitor of mouse and human pancreatic islet glucagon secretion

NR Gandasi, R Gao, L Kothegala, A Pearce, C Santos… - Diabetologia, 2024 - Springer
Aims/hypothesis Diabetes mellitus is associated with impaired insulin secretion, often
aggravated by oversecretion of glucagon. Therapeutic interventions should ideally correct …

Somatostatin containing δ-cell number is reduced in type-2 diabetes

L Kothegala, C Miranda, M Singh, JP Krieger… - International Journal of …, 2023 - mdpi.com
Recent developments suggest that increased glucagon and decreased somatostatin
secretion from the pancreas contribute to hyperglycaemia in type-2 diabetes (T2D) patients …

[HTML][HTML] Reduced somatostatin signalling leads to hypersecretion of glucagon in mice fed a high-fat diet

JA Kellard, NJG Rorsman, TG Hill, SL Armour… - Molecular …, 2020 - Elsevier
Objectives Elevated plasma glucagon is an early symptom of diabetes, occurring in subjects
with impaired glucose regulation. Here, we explored alpha-cell function in female mice fed a …

Taurine rescues pancreatic β‐cell stress by stimulating α‐cell transdifferentiation

D Sarnobat, RC Moffett, J Ma, PR Flatt… - Biofactors, 2023 - Wiley Online Library
The semi‐essential ubiquitous amino acid taurine has been shown to alleviate obesity and
hyperglycemia in humans; however, the pathways underlying the antidiabetic actions have …

Role of High Voltage-Gated Ca2+ Channel Subunits in Pancreatic β-Cell Insulin Release. From Structure to Function

P Tuluc, T Theiner, N Jacobo-Piqueras, SM Geisler - Cells, 2021 - mdpi.com
The pancreatic islets of Langerhans secrete several hormones critical for glucose
homeostasis. The β-cells, the major cellular component of the pancreatic islets, secrete …