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Scholar Results 1 - 10 of about 101 related to Wendt: Glucose inhibition of glucagon secretion from rat α-cells is mediated by GABA released.... (0.10 sec) 

Glucose inhibition of glucagon secretion from rat α-cells is mediated by GABA released from …


A Wendt, B Birnir, K Buschard, J Gromada, A … - Diabetes, 2004 - Am Diabetes Assoc
Outside the CNS, GABA and GAD, the enzyme catalyzing the formation of the
neurotransmitter, are present at high levels in the pancreatic β-cells (2,3).
GAD65 is the most abundant, if not the only, isoform of GAD in human islets ...
Cited by 84 - Related articles - BL Direct - All 4 versions

ATP-Sensitive K+ Channel–Dependent Regulation of Glucagon Release and Electrical …

- diabetesjournals.org
J Gromada, X Ma, M Høy, K Bokvist, A … - Diabetes, 2004 - Am Diabetes Assoc
Patch-clamp recordings and glucagon release measurements were combined to
determine the role of plasma membrane ATP-sensitive K + channels (K ATP
channels) in the control of glucagon secretion from mouse pancreatic ...
Cited by 59 - Related articles - BL Direct - All 5 versions

Glucose or insulin, but not zinc ions, inhibit glucagon secretion from mouse pancreatic α- …

- diabetesjournals.org
MA Ravier, GA Rutter - Diabetes, 2005 - Am Diabetes Assoc
The mechanisms by which hypoglycemia stimulates glucagon release are still
poorly understood. In particular, the relative importance of direct metabolic
coupling versus paracrine regulation by β-cell secretory products is ...
Cited by 65 - Related articles - All 5 versions

[PDF] Islet beta-cell secretion determines glucagon release from neighbouring alpha-cells


H Ishihara, P Maechler, A Gjinovci, PL … - Nature Cell Biology, 2003 - medecine.unige.ch
Homeostasis of blood glucose is maintained by hormone secretion from the
pancreatic islets of Langerhans. Glucose stimulates insulin secretion from
β-cells but sup- presses the release of glucagon, a hormone that raises ...
Cited by 144 - Related articles - BL Direct - All 4 versions

β-cell secretory products activate α-cell ATP-dependent potassium channels to inhibit …


I Franklin, J Gromada, A Gjinovci, S … - Diabetes, 2005 - Am Diabetes Assoc
Glucagon, secreted from islet α-cells, mobilizes liver glucose. During
hyperglycemia, glucagon secretion is inhibited by paracrine factors from other
islet cells, but in type 1 and type 2 diabetic patients, this suppression ...
Cited by 74 - Related articles - All 4 versions

Glucose Stimulates Glucagon Release in Single Rat {alpha}-Cells by Mechanisms that Mirror …

- endojournals.org
HL Olsen, S Theander, K Bokvist, K Buschard … - Endocrinology, 2005 - Endocrine Soc
In isolated rat pancreatic -cells, glucose, arginine, and the sulfonylurea
tolbutamide stimulated glucagon release. The effect of glucose was abolished by
the K ATP -channel opener diazoxide as well as by mannoheptulose and azide, ...
Cited by 43 - Related articles - BL Direct - All 5 versions

A store-operated mechanism determines the activity of the electrically excitable glucagon- …


YJ Liu, E Vieira, E Gylfe - Cell Calcium, 2004 - Elsevier
The glucagon-releasing pancreatic α-cells are electrically excitable cells but
the signal transduction leading to depolarization and secretion is not well
understood. To clarify the mechanisms we studied [Ca 2+ ] i and membrane ...
Cited by 38 - Related articles - All 3 versions

Regulation of glucagon release in mouse alpha-cells by KATP channels and inactivation of …

- physoc.org
SO Gopel, T Kanno, S Barg, XG Weng, J … - The Journal of Physiology, 2000 - Physiological Soc
The perforated patch whole-cell configuration of the patch-clamp technique was
applied to superficial glucagon-secreting α-cells in intact mouse pancreatic
islets. ... The T-type Ca 2+ , Na + and A-currents were subject to ...
Cited by 98 - Related articles - BL Direct - All 6 versions

Tight coupling between electrical activity and exocytosis in mouse glucagon-secreting-cells


S Barg, J Galvanovskis, SO Gopel, P Rorsman … - Diabetes, 2000 - Am Diabetes Assoc
-Cells were identified in preparations of dispersed mouse islets by
immunofluorescence microscopy. A high fraction of -cells correlated with a small
cell size mea- sured as the average cell diameter (10 µm) and whole-cell ...
Cited by 82 - Related articles - BL Direct - All 4 versions

Intra-islet somatostatin regulates glucagon release via type 2 somatostatin receptors in rats


K Cejvan, DH Coy, S Efendic - Diabetes, 2003 - Am Diabetes Assoc
Exogenously administered somatostatin (SST) inhibits secretion of insulin and
glucagon. Furthermore, it is hypothesized that islet SST regulates glucagon
secretion by a local action. A number of studies utilizing SST antibodies ...
Cited by 48 - Related articles - BL Direct - All 4 versions


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