Pericyte control of pancreatic islet blood flow impacts glucose homeostasis

A Tamayo, L Gonçalves, R Rodriguez-Diaz, E Pereira… - bioRxiv, 2021 - biorxiv.org
The pancreatic islet depends on blood supply to efficiently sense plasma glucose levels and
deliver insulin and glucagon into the circulation. Long thought to be passive conduits of …

Bioengineered Vascularized Insulin Producing Endocrine Tissues

F Campo, A Neroni, C Pignatelli, J Bignard… - Pluripotent Stem Cell …, 2024 - Springer
Islet transplantation is a promising treatment for type 1 diabetes (T1D), but limited islet
engraftment hampers its success. In vivo, islets require time to remodel the hepatic …

Novel metabolic role for CD47 in pancreatic β-cell insulin secretion and islet transplant outcomes

K Ghimire, A Kale, J Li, SM Julovi, P O'Connell… - bioRxiv, 2022 - biorxiv.org
Diabetes is a global public health burden and is characterized clinically by a relative or
absolute insulin deficiency. Therapeutic agents that stimulate and improve insulin secretion …

[PDF][PDF] β-cell Exhaustion and Islet Microenviron-ment: The Role of Local Vascular Network

PRV Local - Revista Portuguesa de Diabetes, 2024 - revportdiabetes.com
The pancreas, a crucial organ of the endocrine system, is structurally organized in the islets
of Langerhans. The islet microenvironment, comprising mesenchymal, vascular endothelial …

Glucose-dependent activation, activity, and deactivation of beta cell networks in acute mouse pancreas tissue slices

J Dolenšek, MS Klemen, M Gosak, L Križančić-Bombek… - bioRxiv, 2020 - biorxiv.org
Glucose progressively stimulates insulin release over a wide range of concentrations.
However, the nutrient coding underlying activation, activity, and deactivation of beta cells …

New Insights into the Molecular Mechanisms of Islet Dysfunction in Human Diabetes

JT Walker - 2021 - ir.vanderbilt.edu
Pancreatic islets are central in the control of blood glucose and their dysfunction is a
hallmark of diabetes. Incomplete knowledge of islet biology currently prevents diagnostic …

The effect of 12 weeks of aerobic training on the function of beta cells and uncoupled protein 2 pancreas of diabetic obese rats

V Riyahi, H Morovvati… - Journal of Applied Health …, 2023 - jahssp.azaruniv.ac.ir
Aim: Exercise is a type of non-pharmacological treatment for obesity and type 2 diabetes,
and at the same time, the molecular mechanisms responsible for genetic adaptations to it …

The cardiolipin transacylase tafazzin regulates basal insulin secretion and mitochondrial function in pancreatic islets from mice

LK Cole, P Agarwal, C Doucette, M Fonseca, B Xiang… - bioRxiv, 2021 - biorxiv.org
Objective Tafazzin (TAZ) is a cardiolipin (CL) biosynthetic enzyme important for maintaining
mitochondrial function. TAZ impacts both the species and content of CL in the inner …

Caracterização do modelo animal de camundongos knockout condicional para HNF4αem células β

CBP Villaça - teses.usp.br
O HNF4αé um fator de transcrição importante para a regulação da capacidade das células
β de secretar insulina adequadamente em resposta a concentração de glicose. Sabe-se …

[PDF][PDF] In Pancreatic Islets, Metabolic Stress Affects Pericyte Response to Optogenetic Stimulation.

J McCourt, D Pinckney - biogecko.co.nz
Glucose homeostasis in the body is maintained by highly vascularized microorganisms in
the pancreas. Insulin secretion from beta cells is dependent on the presence of healthy islet …