Ca2+ Oscillations, Waves, and Networks in Islets From Human Donors With and Without Type 2 Diabetes
Pancreatic islets are highly interconnected structures that produce pulses of insulin and
other hormones, maintaining normal homeostasis of glucose and other nutrients. Normal …
other hormones, maintaining normal homeostasis of glucose and other nutrients. Normal …
Assessing different temporal scales of calcium dynamics in networks of beta cell populations
Beta cells within the pancreatic islets of Langerhans respond to stimulation with coherent
oscillations of membrane potential and intracellular calcium concentration that presumably …
oscillations of membrane potential and intracellular calcium concentration that presumably …
Intact pancreatic islets and dispersed beta-cells both generate intracellular calcium oscillations but differ in their responsiveness to glucose
RT Scarl, KL Corbin, NW Vann, HM Smith, LS Satin… - Cell Calcium, 2019 - Elsevier
Pancreatic islets produce pulses of insulin and other hormones that maintain normal
glucose homeostasis. These micro-organs possess exquisite glucose-sensing capabilities …
glucose homeostasis. These micro-organs possess exquisite glucose-sensing capabilities …
Intrinsic islet heterogeneity and gap junction coupling determine spatiotemporal Ca2+ wave dynamics
RKP Benninger, T Hutchens, WS Head… - Biophysical journal, 2014 - cell.com
Insulin is released from the islets of Langerhans in discrete pulses that are linked to
synchronized oscillations of intracellular free calcium ([Ca 2+] i). Associated with each …
synchronized oscillations of intracellular free calcium ([Ca 2+] i). Associated with each …
Collective sensing of β-cells generates the metabolic code
D Korošak, M Slak Rupnik - Frontiers in physiology, 2018 - frontiersin.org
Major part of a pancreatic islet is composed of β-cells that secrete insulin, a key hormone
regulating influx of nutrients into all cells in a vertebrate organism to support nutrition …
regulating influx of nutrients into all cells in a vertebrate organism to support nutrition …
Imaging calcium dynamics in subpopulations of mouse pancreatic islet cells
A Hamilton, E Vergari, C Miranda… - JoVE (Journal of Visualized …, 2019 - jove.com
Pancreatic islet hormones regulate blood glucose homeostasis. Changes in blood glucose
induce oscillations of cytosolic calcium in pancreatic islet cells that trigger secretion of three …
induce oscillations of cytosolic calcium in pancreatic islet cells that trigger secretion of three …
Glucose Induces Opposite Intracellular Ca2+ Concentration Oscillatory Patterns in Identified α- and β-Cells Within Intact Human Islets of Langerhans
I Quesada, MG Todorova, P Alonso-Magdalena… - Diabetes, 2006 - Am Diabetes Assoc
Homeostasis of blood glucose is mainly regulated by the coordinated secretion of glucagon
and insulin from α-and β-cells within the islets of Langerhans. The release of both hormones …
and insulin from α-and β-cells within the islets of Langerhans. The release of both hormones …
Glucose-stimulated calcium dynamics in islets of Langerhans in acute mouse pancreas tissue slices
In endocrine cells within islets of Langerhans calcium ions couple cell stimulation to
hormone secretion. Since the advent of modern fluorimetry, numerous in vitro studies …
hormone secretion. Since the advent of modern fluorimetry, numerous in vitro studies …
The relationship between membrane potential and calcium dynamics in glucose-stimulated beta cell syncytium in acute mouse pancreas tissue slices
Oscillatory electrical activity is regarded as a hallmark of the pancreatic beta cell glucose-
dependent excitability pattern. Electrophysiologically recorded membrane potential …
dependent excitability pattern. Electrophysiologically recorded membrane potential …
Fluorescence Digital Image Analysis of Glucose-Induced [Ca2+]i Oscillations in Mouse Pancreatic Islets of Langerhans
At intermediate glucose concentrations,[Ca2+] i (intracellular calcium) measured in single
islets of Langerhans undergo oscillations that are caused by glucose-induced bursting of …
islets of Langerhans undergo oscillations that are caused by glucose-induced bursting of …