Search Results - "Rustenbeck, Ingo"
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Short-Term Inhibition of Translation by Cycloheximide Concurrently Affects Mitochondrial Function and Insulin Secretion in Islets from Female Mice
Published in International journal of molecular sciences (01-10-2023)“…Since glucose stimulates protein biosynthesis in beta cells concomitantly with the stimulation of insulin release, the possible interaction of both processes…”
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The Dynamics of Calcium Signaling in Beta Cells-A Discussion on the Comparison of Experimental and Modelling Data
Published in International journal of molecular sciences (01-02-2023)“…The stimulus-secretion coupling of the pancreatic beta cell is particularly complex, as it integrates the availability of glucose and other nutrients with the…”
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Nonmechanical parfocal and autofocus features based on wave propagation distribution in lensfree holographic microscopy
Published in Scientific reports (05-02-2021)“…Performing long-term cell observations is a non-trivial task for conventional optical microscopy, since it is usually not compatible with environments of an…”
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The Proton Leak of the Inner Mitochondrial Membrane Is Enlarged in Freshly Isolated Pancreatic Islets
Published in Biomedicines (02-08-2024)“…In a number of investigations on the mechanism of the metabolic amplification of insulin secretion, differences between the response of freshly isolated islets…”
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What Is the Metabolic Amplification of Insulin Secretion and Is It (Still) Relevant?
Published in Metabolites (02-06-2021)“…The pancreatic beta-cell transduces the availability of nutrients into the secretion of insulin. While this process is extensively modified by hormones and…”
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Differences in lipid metabolism in acquired versus preexisting glucose intolerance during gestation: role of free fatty acids and sphingosine-1-phosphate
Published in Lipids in health and disease (08-10-2022)“…Abstract Background The prevalence of gestational diabetes mellitus (GDM) is increasing worldwide. There is increasing evidence that GDM is a heterogeneous…”
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Pharmacological inhibition of thioredoxin reductase increases insulin secretion and diminishes beta cell viability
Published in Naunyn-Schmiedeberg's archives of pharmacology (01-06-2021)“…Apparently, both a decrease in beta cell function and in beta cell mass contribute to the progressive worsening of type 2 diabetes. So, it is of particular…”
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The changing view of insulin granule mobility: From conveyor belt to signaling hub
Published in Frontiers in endocrinology (Lausanne) (02-09-2022)“…Before the advent of TIRF microscopy the fate of the insulin granule prior to secretion was deduced from biochemical investigations, electron microscopy and…”
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PyCreas: a tool for quantification of localization and distribution of endocrine cell types in the islets of Langerhans
Published in Frontiers in endocrinology (Lausanne) (12-09-2023)“…Manifest diabetes, but also conditions of increased insulin resistance such as pregnancy or obesity can lead to islet architecture remodeling. The contributing…”
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Fresh and cultured mouse islets differ in their response to nutrient stimulation
Published in Endocrine Connections (01-08-2020)“…Observing different kinetics of nutrient-induced insulin secretion in fresh and cultured islets under the same condition we compared parameters of stimulus…”
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A Parallel Perifusion Slide From Glass for the Functional and Morphological Analysis of Pancreatic Islets
Published in Frontiers in bioengineering and biotechnology (05-03-2021)“…An islet-on-chip system in the form of a completely transparent microscope slide optically accessible from both sides was developed. It is made from…”
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A Cellular Automaton Model as a First Model-Based Assessment of Interacting Mechanisms for Insulin Granule Transport in Beta Cells
Published in Cells (Basel, Switzerland) (18-06-2020)“…In this paper a first model is derived and applied which describes the transport of insulin granules through the cell interior and at the membrane of a beta…”
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Metabolic changes during pregnancy in glucose‐intolerant NZO mice: A polygenic model with prediabetic metabolism
Published in Physiological reports (01-05-2020)“…Gestational diabetes mellitus (GDM) is a complex metabolic disease involving genetic and environmental factors. Recent studies have underlined its…”
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An Immersible Microgripper for Pancreatic Islet and Organoid Research
Published in Bioengineering (Basel) (09-02-2022)“…To improve the predictive value of in vitro experimentation, the use of 3D cell culture models, or organoids, is becoming increasingly popular. However, the…”
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Bidirectional Insulin Granule Turnover in the Submembrane Space During K+ Depolarization‐Induced Secretion
Published in Traffic (Copenhagen, Denmark) (01-09-2011)“…Like primary mouse islets, MIN6 pseudoislets responded to the depolarization by 40 mm KCl and the resulting increase in the free cytosolic Ca2+ concentration…”
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The insulinotropic effect of fluoroquinolones
Published in Biochemical pharmacology (15-03-2009)“…Antimicrobial fluoroquinolones induce, with strongly varying frequency, life-threatening hypoglycemias, which is explained by their ability to block K ATP…”
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A Toolbox for Translational Research on Beta Cell Function
Published in Endocrinology (Philadelphia) (01-04-2020)Get full text
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Selective enhancement of nutrient-induced insulin secretion by ATP-sensitive K+ channel-blocking imidazolines
Published in The Journal of pharmacology and experimental therapeutics (01-12-2009)“…The contribution of ATP-sensitive K(+) channel (K(ATP) channel)-dependent and -independent signaling to the insulinotropic characteristics of imidazolines was…”
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