Search Results - "Pullen, Timothy J."
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Pancreatic β-cell identity, glucose sensing and the control of insulin secretion
Published in Biochemical journal (01-03-2015)“…Insulin release from pancreatic β-cells is required to maintain normal glucose homoeostasis in man and many other animals. Defective insulin secretion…”
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miR-29a and miR-29b Contribute to Pancreatic β-Cell-Specific Silencing of Monocarboxylate Transporter 1 (Mct1)
Published in Molecular and Cellular Biology (01-08-2011)“…Article Usage Stats Services MCB Citing Articles Google Scholar PubMed Related Content Social Bookmarking CiteULike Delicious Digg Facebook Google+ Mendeley…”
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The mitochondrial Ca2+ uniporter MCU is essential for glucose-induced ATP increases in pancreatic β-cells
Published in PloS one (19-07-2012)“…Glucose induces insulin release from pancreatic β-cells by stimulating ATP synthesis, membrane depolarisation and Ca(2+) influx. As well as activating…”
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The pore-forming subunit MCU of the mitochondrial Ca2+ uniporter is required for normal glucose-stimulated insulin secretion in vitro and in vivo in mice
Published in Diabetologia (01-07-2020)“…Aims/hypothesis Mitochondrial oxidative metabolism is central to glucose-stimulated insulin secretion (GSIS). Whether Ca 2+ uptake into pancreatic beta cell…”
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Calcium-insensitive splice variants of mammalian E1 subunit of 2-oxoglutarate dehydrogenase complex with tissue-specific patterns of expression
Published in Biochemical journal (01-05-2016)“…The 2-oxoglutarate dehydrogenase (OGDH) complex is an important control point in vertebrate mitochondrial oxidative metabolism, including in the citrate cycle…”
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Could lncRNAs contribute to β-cell identity and its loss in Type 2 diabetes?
Published in Biochemical Society transactions (01-06-2013)“…The progression of Type 2 diabetes is accompanied by diminishing islet β-cell mass and function. It has been proposed that β-cells are lost not only through…”
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Roles of lncRNAs in pancreatic beta cell identity and diabetes susceptibility
Published in Frontiers in genetics (01-07-2014)“…Type 2 diabetes usually ensues from the inability of pancreatic beta cells to compensate for incipient insulin resistance. The loss of beta cell mass,…”
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Carbohydrate-Responsive Element-Binding Protein (ChREBP) Is a Negative Regulator of ARNT/HIF-1β Gene Expression in Pancreatic Islet β-Cells
Published in Diabetes (New York, N.Y.) (01-01-2010)“…Carbohydrate-Responsive Element-Binding Protein (ChREBP) Is a Negative Regulator of ARNT/HIF-1β Gene Expression in Pancreatic Islet β-Cells Nafeesa A. Noordeen…”
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Identification of genes selectively disallowed in the pancreatic islet
Published in Islets (01-03-2010)“…We have previously identified two genes, encoding lactate dehydrogenase (Ldha) and the monocarboxylate carrier, MCT1 (Slc16a1) whose expression is remarkably…”
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Metabolic and functional specialisations of the pancreatic beta cell: gene disallowance, mitochondrial metabolism and intercellular connectivity
Published in Diabetologia (01-10-2020)“…All forms of diabetes mellitus involve the loss or dysfunction of pancreatic beta cells, with the former predominating in type 1 diabetes and the latter in…”
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The role of long non-coding RNAs in the regulation of pancreatic beta cell identity
Published in Biochemical Society transactions (01-11-2021)“…Type 2 diabetes (T2D) is a widespread disease affecting millions in every continental population. Pancreatic β-cells are central to the regulation of…”
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Local and regional control of calcium dynamics in the pancreatic islet
Published in Diabetes, obesity & metabolism (01-09-2017)“…Ca2+ is the key intracellular regulator of insulin secretion, acting in the β‐cell as the ultimate trigger for exocytosis. In response to high glucose,…”
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Analysis of Purified Pancreatic Islet Beta and Alpha Cell Transcriptomes Reveals 11β-Hydroxysteroid Dehydrogenase (Hsd11b1) as a Novel Disallowed Gene
Published in Frontiers in genetics (10-04-2017)“…We and others have previously identified a group of genes, dubbed "disallowed," whose expression is markedly lower in pancreatic islets than in other mammalian…”
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The transcription factor Pax6 is required for pancreatic β cell identity, glucose-regulated ATP synthesis, and Ca2+ dynamics in adult mice
Published in The Journal of biological chemistry (26-05-2017)“…Heterozygous mutations in the human paired box gene PAX6 lead to impaired glucose tolerance. Although embryonic deletion of the Pax6 gene in mice leads to loss…”
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Replication and cross-validation of type 2 diabetes subtypes based on clinical variables: an IMI-RHAPSODY study
Published in Diabetologia (01-09-2021)“…Aims/hypothesis Five clusters based on clinical characteristics have been suggested as diabetes subtypes: one autoimmune and four subtypes of type 2 diabetes…”
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Intracellular Positioning of Isoforms Explains an Unusually Large Adenylate Kinase Gene Family in the Parasite Trypanosoma brucei[boxs]
Published in The Journal of biological chemistry (25-03-2005)“…Adenylate kinases occur classically as cytoplasmic and mitochondrial enzymes, but the expression of seven adenylate kinases in the flagellated protozoan…”
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Distinct Molecular Signatures of Clinical Clusters in People With Type 2 Diabetes: An IMI-RHAPSODY Study
Published in Diabetes (New York, N.Y.) (01-11-2021)“…Type 2 diabetes is a multifactorial disease with multiple underlying aetiologies. To address this heterogeneity, investigators of a previous study clustered…”
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ADCY5 Couples Glucose to Insulin Secretion in Human Islets
Published in Diabetes (New York, N.Y.) (01-09-2014)“…Single nucleotide polymorphisms (SNPs) within the ADCY5 gene, encoding adenylate cyclase 5, are associated with elevated fasting glucose and increased type 2…”
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Overexpression of Monocarboxylate Transporter-1 (Slc16a1) in Mouse Pancreatic β-cells Leads to Relative Hyperinsulinism During Exercise
Published in Diabetes (New York, N.Y.) (01-07-2012)“…Exercise-induced hyperinsulinism (EIHI) is an autosomal dominant disorder characterized by inappropriate insulin secretion in response to vigorous physical…”
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Chronic Activation of γ2 AMPK Induces Obesity and Reduces β Cell Function
Published in Cell metabolism (10-05-2016)“…Despite significant advances in our understanding of the biology determining systemic energy homeostasis, the treatment of obesity remains a medical challenge…”
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