Results 31 to 40 of about 543,808 (360)

The Capacity to Secrete Insulin Is Dose-Dependent to Extremely High Glucose Concentrations: A Key Role for Adenylyl Cyclase

open access: yesMetabolites, 2021
Insulin secretion is widely thought to be maximally stimulated in glucose concentrations of 16.7-to-30 mM (300-to-540 mg/dL). However, insulin secretion is seldom tested in hyperglycemia exceeding these levels despite the Guinness World Record being 147 ...
Katherine M. Gerber   +5 more
doaj   +1 more source

A genetic screen identifies Crat as a regulator of pancreatic beta-cell insulin secretion

open access: yesMolecular Metabolism, 2020
Objectives: Glucose-stimulated insulin secretion is a critical function in the regulation of glucose homeostasis, and its deregulation is associated with the development of type 2 diabetes.
Dassine Berdous   +7 more
doaj   +1 more source

Parathyroid localization [PDF]

open access: yes, 1986
Twenty-nine consecutive patients with suspected primary hyperparathyroidism were examined preoperatively using ultrasound, sonographically guided fine needle aspiration, and aspirate immunostaining for PTH.
Borisch, B.   +7 more
core   +1 more source

Pancreatic islets isolated from β2 adrenergic receptor knockout mice show reduced insulin secretion in response to nutrients - doi: 10.4025/actascibiolsci.v35i3.15842

open access: yesActa Scientiarum: Biological Sciences, 2013
Activation of β2 adrenergic receptors by catecholamine or catecholamine-mimetic substances may enhance insulin secretion. We herein investigated KCl- and nutrient-stimulated insulin secretion in pancreatic islets isolated from β2 knockout (β2KO) mice ...
Anderson Carlos Marçal   +5 more
doaj   +1 more source

Glucose metabolism and oscillatory behavior of pancreatic islets [PDF]

open access: yes, 2005
A variety of oscillations are observed in pancreatic islets.We establish a model, incorporating two oscillatory systems of different time scales: One is the well-known bursting model in pancreatic beta-cells and the other is the glucose-insulin feedback ...
A. L. Hodgkin   +19 more
core   +1 more source

Aging and Insulin Secretion

open access: yesExperimental Biology and Medicine, 1995
Aging in mammals has often been associated with decreased insulin secretion and a subsequent deterioration in the ability to maintain glucose homeostasis. However, recent studies have demonstrated that factors such as disease, obesity, and physical activity more closely reflect diminished insulin secretion rather than aging per se. Thus, the purpose of
M C, Coordt, R C, Ruhe, R B, McDonald
openaire   +2 more sources

Islet isolation assessment in man and large animals [PDF]

open access: yes, 1990
Recent progress in islet isolation from the pancreas of large mammals including man, accentuated the need for the development of precise and reproducible techniques to assess islet yield.
Alejandro, R   +25 more
core   +1 more source

Ethnic differences in adiposity and diabetes risk – insights from genetic studies [PDF]

open access: yes, 2020
Type 2 diabetes is more common in non-Europeans and starts at a younger age and at lower BMI cut-offs. This review discusses the insights from genetic studies about pathophysiological mechanisms which determine risk of disease with a focus on the role of
Bell, J.D.   +7 more
core   +2 more sources

Rosuvastatin Treatment Affects Both Basal and Glucose-Induced Insulin Secretion in INS-1 832/13 Cells. [PDF]

open access: yesPLoS ONE, 2016
Rosuvastatin is a member of the statin family. Like the other statins it is prescribed to lower cholesterol levels and thereby reduce the risk of cardiovascular events.
Vishal A Salunkhe   +3 more
doaj   +1 more source

Hypoglycin stimulates insulin secretion [PDF]

open access: yesDiabetologia, 1977
Hypoglycin A(0.01--1.0 mmol/l) stimulated insulin release from pieces of rabbit pancreas in vitro in the presence or absence of extracellular glucose. The relevance of this finding to the hypoglycaemia of Jamaican vomiting sickness is discussed.
R D, Milner, P K, Wirdnam
openaire   +2 more sources

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