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Ian Simpson

Research Profile

Chemicals & Drugs

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TOP 3
Rashmi Kumari; Shyama D Patel; Karen A Baskerville; Lisa B Willing; Ian A Simpson
Increased cerebral matrix metalloprotease-9 activity is associated with compromised recovery in the diabetic db/db mouse following a stroke.
Kavi Devraj; Richard A Hawkins; Marianne E Klinger; Ashwini Mokashi; Roland L Myers; Ian A Simpson
GLUT-1 glucose transporters in the blood-brain barrier: differential phosphorylation.
Rashmi Kumari; Ian A Simpson; Lisa B Willing; Leonard S Jefferson; Scot R Kimball
REDD1 (regulated in development and DNA damage response 1) expression in skeletal muscle as a surrogate biomarker of the efficiency of glucocorticoid receptor blockade.

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All Publications

2011: Rashmi Kumari; Shyama D Patel; Karen A Baskerville; Lisa B Willing; Ian A Simpson
Increased cerebral matrix metalloprotease-9 activity is associated with compromised recovery in the diabetic db/db mouse following a stroke.
Journal of neurochemistry 2011;119(5):1029-40.
2011: Kavi Devraj; Richard A Hawkins; Marianne E Klinger; Ashwini Mokashi; Roland L Myers; Ian A Simpson
GLUT-1 glucose transporters in the blood-brain barrier: differential phosphorylation.
Journal of neuroscience research 2011;89(12):1913-25.
2011: Rashmi Kumari; Ian A Simpson; Lisa B Willing; Leonard S Jefferson; Scot R Kimball
REDD1 (regulated in development and DNA damage response 1) expression in skeletal muscle as a surrogate biomarker of the efficiency of glucocorticoid receptor blockade.
Biochemical and biophysical research communications 2011;412(4):644-7.
2010: Rashmi Kumari; Lisa B Willing; Shyama D Patel; J Kyle Krady; William J Zavadoski; E Michael Gibbs; Susan J Vannucci; Ian A Simpson
The PPAR-gamma agonist, darglitazone, restores acute inflammatory responses to cerebral hypoxia-ischemia in the diabetic ob/ob mouse.
Journal of cerebral blood flow and metabolism : official journal of the International Society of Cerebral Blood Flow and Metabolism 2010;30(2):352-60.
2008: Ian A Simpson; Donard Dwyer; Daniela Malide; Kelle H Moley; Alexander Travis; Susan J Vannucci
The facilitative glucose transporter GLUT3: 20 years of distinction.
American journal of physiology. Endocrinology and metabolism 2008;295(2):E242-53.
2007: Ian A Simpson; Anthony Carruthers; Susan J Vannucci
Supply and demand in cerebral energy metabolism: the role of nutrient transporters.
Journal of cerebral blood flow and metabolism : official journal of the International Society of Cerebral Blood Flow and Metabolism 2007;27(11):1766-91.
2007: J Fisher; K Devraj; J Ingram; Becky Slagle-Webb; AB Madhankumar; X Liu; M Klinger; Ian A Simpson; James Connor
Ferritin: a novel mechanism for delivery of iron to the brain and other organs.
American journal of physiology. Cell physiology 2007;293(2):C641-9.
2007: Rashmi Kumari; Lisa B Willing; J Kyle Krady; Susan J Vannucci; Ian A Simpson
Impaired wound healing after cerebral hypoxia-ischemia in the diabetic mouse.
Journal of cerebral blood flow and metabolism : official journal of the International Society of Cerebral Blood Flow and Metabolism 2007;27(4):710-8.
2006: David Antonetti; Alistair Barber; Sarah K Bronson; Willard M Freeman; Thomas Gardner; Leonard S Jefferson; Mark Kester; Scot R Kimball; J Kyle Krady; Kathryn F Lanoue; Christopher C Norbury; Patrick G Quinn; Lakshman Sandirasegarane; Ian A Simpson
Diabetic retinopathy: seeing beyond glucose-induced microvascular disease.
Diabetes 2006;55(9):2401-11.
2006: Richard A Hawkins; Ian A Simpson; Ashwini Mokashi; José Viña
Pyroglutamate stimulates Na+ -dependent glutamate transport across the blood-brain barrier.
FEBS letters 2006;580(18):4382-6.
2006: Astrid Nehlig; Gabrielle Rudolf; Claire Leroy; Marie-Aude Rigoulot; Ian A Simpson; Susan J Vannucci
Pentylenetetrazol-induced status epilepticus up-regulates the expression of glucose transporter mRNAs but not proteins in the immature rat brain.
Brain research 2006;1082(1):32-42.
2006: Richard A Hawkins; Robyn L O'Kane; Ian A Simpson; José Viña
Structure of the blood-brain barrier and its role in the transport of amino acids.
The Journal of nutrition 2006;136(1 Suppl):218S-26S.
2005: Richard A Hawkins; Ashwini Mokashi; Ian A Simpson
An active transport system in the blood-brain barrier may reduce levodopa availability.
Experimental neurology 2005;195(1):267-71.
2005: Feng Zhang; Susan J Vannucci; Nancy J Philp; Ian A Simpson
Monocarboxylate transporter expression in the spontaneous hypertensive rat: effect of stroke.
Journal of neuroscience research 2005;79(1-2):139-45.
2004: Liqun Zhang; Aji Nair; Kyle Krady; Christopher P Corpe; Robert H Bonneau; Ian A Simpson; Susan J Vannucci
Estrogen stimulates microglia and brain recovery from hypoxia-ischemia in normoglycemic but not diabetic female mice.
The Journal of clinical investigation 2004;113(1):85-95.
2004: Joseph R Burdo; Ian A Simpson; Sharon Menzies; John Beard; James Connor
Regulation of the profile of iron-management proteins in brain microvasculature.
Journal of cerebral blood flow and metabolism : official journal of the International Society of Cerebral Blood Flow and Metabolism 2004;24(1):67-74.
2003: Susan J Vannucci; Ian A Simpson
Developmental switch in brain nutrient transporter expression in the rat.
American journal of physiology. Endocrinology and metabolism 2003;285(5):E1127-34.
2003: Chad E N Reiter; Lakshman Sandirasegarane; Ellen B Wolpert; Marianne Klinger; Ian A Simpson; Alistair Barber; David Antonetti; Mark Kester; Thomas Gardner
Characterization of insulin signaling in rat retina in vivo and ex vivo.
American journal of physiology. Endocrinology and metabolism 2003;285(4):E763-74.
2002: Ian A Simpson; Susan J Vannucci
Glucose transport into brain: effects of hypoglycemia.
Diabetes, nutrition & metabolism 2002;15(5):281-4; discussion 284.
2002: Christopher P Corpe; Floris J Bovelander; Christina M Munoz; J Hans Hoekstra; Ian A Simpson; Oran Kwon; Mark Levine; Charles F Burant
Cloning and functional characterization of the mouse fructose transporter, GLUT5.
Biochimica et biophysica acta 2002;1576(1-2):191-7.
2002: Donard S Dwyer; Susan J Vannucci; Ian A Simpson
Expression, regulation, and functional role of glucose transporters (GLUTs) in brain.
International review of neurobiology 2002;51():159-88.
2001: Joseph R Burdo; Sharon Menzies; Ian A Simpson; Laura M Garrick; Michael D Garrick; Kevin G Dolan; David Haile; J L Beard; James Connor
Distribution of divalent metal transporter 1 and metal transport protein 1 in the normal and Belgrade rat.
Journal of neuroscience research 2001;66(6):1198-207.
2001: Susan J Vannucci; Ian A Simpson
Synopsis of the workshop entitled "Is lactate a nutrient for neurons" held at the Brain Energy Meeting in Trondheim, Norway.
Journal of neuroscience research 2001;66(5):821-3.
2001: Ian A Simpson; Susan J Vannucci; M Regina DeJoseph; Richard A Hawkins
Glucose transporter asymmetries in the bovine blood-brain barrier.
The Journal of biological chemistry 2001;276(16):12725-9.
2001: Susan J Vannucci; Lisa B Willing; S Goto; Nabil Alkayed; Robert M Brucklacher; Teresa L Wood; Javad Towfighi; Patricia D Hurn; Ian A Simpson
Experimental stroke in the female diabetic, db/db, mouse.
Journal of cerebral blood flow and metabolism : official journal of the International Society of Cerebral Blood Flow and Metabolism 2001;21(1):52-60.
2000: Steven Rumsey; Rushad Daruwala; Hadi Al-Hasani; Maryjane Zarnowski; Ian A Simpson; Mark Levine
Dehydroascorbic acid transport by GLUT4 in Xenopus oocytes and isolated rat adipocytes.
The Journal of biological chemistry 2000;275(36):28246-53.
2000: Susan J Vannucci; T Rutherford; MB Wilkie; Ian A Simpson; Jean M Lauder
Prenatal expression of the GLUT4 glucose transporter in the mouse.
Developmental neuroscience 2000;22(4):274-82.
2000: EM Koehler-Stec; K Li; F Maher; Susan J Vannucci; C B Smith; Ian A Simpson
Cerebral glucose utilization and glucose transporter expression: response to water deprivation and restoration.
Journal of cerebral blood flow and metabolism : official journal of the International Society of Cerebral Blood Flow and Metabolism 2000;20(1):192-200.
1999: H C Haspel; K N Stephenson; TM Davies-Hill; A El-Barbary; J F Lobo; Richard L Croxen; W Mougrabi; EM Koehler-Stec; Joseph D Fenstermacher; Ian A Simpson
Effects of barbiturates on facilitative glucose transporters are pharmacologically specific and isoform selective.
The Journal of membrane biology 1999;169(1):45-53.
1999: Ian A Simpson; N M Appel; M Hokari; J Oki; G D Holman; F Maher; EM Koehler-Stec; Susan J Vannucci; Quentin R Smith
Blood-brain barrier glucose transporter: effects of hypo- and hyperglycemia revisited.
Journal of neurochemistry 1999;72(1):238-47.
1998: EM Koehler-Stec; Ian A Simpson; Susan J Vannucci; K T Landschulz; W H Landschulz
Monocarboxylate transporter expression in mouse brain.
The American journal of physiology 1998;275(3 Pt 1):E516-24.
1998: Susan J Vannucci; EM Koehler-Stec; K Li; T H Reynolds; R Clark; Ian A Simpson
GLUT4 glucose transporter expression in rodent brain: effect of diabetes.
Brain research 1998;797(1):1-11.
1998: Susan J Vannucci; R Reinhart; F Maher; C A Bondy; W H Lee; Robert C Vannucci; Ian A Simpson
Alterations in GLUT1 and GLUT3 glucose transporter gene expression following unilateral hypoxia-ischemia in the immature rat brain.
Brain research. Developmental brain research 1998;107(2):255-64.
1998: Daniela Malide; TM Davies-Hill; Mark Levine; Ian A Simpson
Distinct localization of GLUT-1, -3, and -5 in human monocyte-derived macrophages: effects of cell activation.
The American journal of physiology 1998;274(3 Pt 1):E516-26.
1998: Susan J Vannucci; R R Clark; EM Koehler-Stec; K Li; C B Smith; Peter Davies; F Maher; Ian A Simpson
Glucose transporter expression in brain: relationship to cerebral glucose utilization.
Developmental neuroscience 1998;20(4-5):369-79.
1997: L R Sorbara; TM Davies-Hill; EM Koehler-Stec; Susan J Vannucci; M K Horne; Ian A Simpson
Thrombin-induced translocation of GLUT3 glucose transporters in human platelets.
The Biochemical journal 1997;328 ( Pt 2)():511-6.
1997: Susan J Vannucci; F Maher; Ian A Simpson
Glucose transporter proteins in brain: delivery of glucose to neurons and glia.
Glia 1997;21(1):2-21.
1997: Shahar Kol; I Ben-Shlomo; K Ruutiainen; M Ando; TM Davies-Hill; RM Rohan; Ian A Simpson; Eli Y Adashi
The midcycle increase in ovarian glucose uptake is associated with enhanced expression of glucose transporter 3. Possible role for interleukin-1, a putative intermediary in the ovulatory process.
The Journal of clinical investigation 1997;99(9):2274-83.
1997: Susan J Vannucci; E M Gibbs; Ian A Simpson
Glucose utilization and glucose transporter proteins GLUT-1 and GLUT-3 in brains of diabetic (db/db) mice.
The American journal of physiology 1997;272(2 Pt 1):E267-74.
1996: L R Sorbara; F Maldarelli; G Chamoun; B Schilling; S Chokekijcahi; L Staudt; H Mitsuya; Ian A Simpson; S L Zeichner
Human immunodeficiency virus type 1 infection of H9 cells induces increased glucose transporter expression.
Journal of virology 1996;70(10):7275-9.
1996: F Maher; T M Davies-Hill; Ian A Simpson
Substrate specificity and kinetic parameters of GLUT3 in rat cerebellar granule neurons.
The Biochemical journal 1996;315 ( Pt 3)():827-31.
1994: Susan J Vannucci; F Maher; E Koehler; Ian A Simpson
Altered expression of GLUT-1 and GLUT-3 glucose transporters in neurohypophysis of water-deprived or diabetic rats.
The American journal of physiology 1994;267(4 Pt 1):E605-11.
1994: F Maher; Susan J Vannucci; Ian A Simpson
Glucose transporter proteins in brain.
FASEB journal : official publication of the Federation of American Societies for Experimental Biology 1994;8(13):1003-11.
1994: H Nishimura; Ian A Simpson
Staurosporine inhibits phorbol 12-myristate 13-acetate- and insulin-stimulated translocation of GLUT1 and GLUT4 glucose transporters in rat adipose cells.
The Biochemical journal 1994;302 ( Pt 1)():271-7.
1994: Ian A Simpson; Susan J Vannucci; F Maher
Glucose transporters in mammalian brain.
Biochemical Society transactions 1994;22(3):671-5.
1994: F Maher; Ian A Simpson
Modulation of expression of glucose transporters GLUT3 and GLUT1 by potassium and N-methyl-D-aspartate in cultured cerebellar granule neurons.
Molecular and cellular neurosciences 1994;5(4):369-75.
1994: F Maher; Ian A Simpson
The GLUT3 glucose transporter is the predominant isoform in primary cultured neurons: assessment by biosynthetic and photoaffinity labelling.
The Biochemical journal 1994;301 ( Pt 2)():379-84.
1994: Ian A Simpson; K R Chundu; T Davies-Hill; William Honer; Peter Davies
Decreased concentrations of GLUT1 and GLUT3 glucose transporters in the brains of patients with Alzheimer's disease.
Annals of neurology 1994;35(5):546-51.
1993: H Nishimura; Maryjane Zarnowski; Ian A Simpson
Glucose transporter recycling in rat adipose cells. Effects of potassium depletion.
The Journal of biological chemistry 1993;268(26):19246-53.
1993: S Satoh; H Nishimura; A E Clark; I J Kozka; Susan J Vannucci; Ian A Simpson; Michael Quon; Samuel W Cushman; Geoffrey D Holman
Use of bismannose photolabel to elucidate insulin-regulated GLUT4 subcellular trafficking kinetics in rat adipose cells. Evidence that exocytosis is a critical site of hormone action.
The Journal of biological chemistry 1993;268(24):17820-9.
1993: H Nishimura; F V Pallardo; G A Seidner; Susan J Vannucci; Ian A Simpson; Morris J Birnbaum
Kinetics of GLUT1 and GLUT4 glucose transporters expressed in Xenopus oocytes.
The Journal of biological chemistry 1993;268(12):8514-20.
1993: E M Sutkowski; F Maher; A Laurenza; Ian A Simpson; K B Seamon
Interaction of 7-bromoacetyl-7-desacetylforskolin, and alkylating derivative of forskolin, with bovine brain adenylyl cyclase and human erythrocyte glucose transporter.
Biochemistry 1993;32(9):2415-22.
1993: F Maher; Susan J Vannucci; Ian A Simpson
Glucose transporter isoforms in brain: absence of GLUT3 from the blood-brain barrier.
Journal of cerebral blood flow and metabolism : official journal of the International Society of Cerebral Blood Flow and Metabolism 1993;13(2):342-5.
1993: F Maher; Ian A Simpson; Susan J Vannucci
Alterations in brain glucose transporter proteins, GLUT1 and GLUT3, in streptozotocin diabetic rats.
Advances in experimental medicine and biology 1993;331():9-12.
1992: Susan J Vannucci; H Nishimura; S Satoh; Samuel W Cushman; Geoffrey D Holman; Ian A Simpson
Cell surface accessibility of GLUT4 glucose transporters in insulin-stimulated rat adipose cells. Modulation by isoprenaline and adenosine.
The Biochemical journal 1992;288 ( Pt 1)():325-30.
1992: Philip J Bilan; Y Mitsumoto; F Maher; Ian A Simpson; Amira Klip
Detection of the GLUT3 facilitative glucose transporter in rat L6 muscle cells: regulation by cellular differentiation, insulin and insulin-like growth factor-I.
Biochemical and biophysical research communications 1992;186(2):1129-37.
1992: J D Robbins; N M Appel; A Laurenza; Ian A Simpson; E B De Souza; K B Seamon
Differential identification and localization of adenylyl cyclase and glucose transporter in brain using iodinated derivatives of forskolin.
Brain research 1992;581(1):148-52.
1992: F Maher; Susan J Vannucci; J Takeda; Ian A Simpson
Expression of mouse-GLUT3 and human-GLUT3 glucose transporter proteins in brain.
Biochemical and biophysical research communications 1992;182(2):703-11.
1992: R C Honnor; S Naghshineh; Samuel W Cushman; J Wolff; Ian A Simpson; Constantine Londos
Cholera and pertussis toxins modify regulation of glucose transport activity in rat adipose cells: evidence for mediation of a cAMP-independent process by G-proteins.
Cellular signalling 1992;4(1):87-98.
1991: H Nishimura; J Saltis; A D Habberfield; N B Garty; A S Greenberg; Samuel W Cushman; Constantine Londos; Ian A Simpson
Phosphorylation state of the GLUT4 isoform of the glucose transporter in subfractions of the rat adipose cell: effects of insulin, adenosine, and isoproterenol.
Proceedings of the National Academy of Sciences of the United States of America 1991;88(24):11500-4.
1991: F Maher; TM Davies-Hill; P G Lysko; R C Henneberry; Ian A Simpson
Expression of two glucose transporters, GLUT1 and GLUT3, in cultured cerebellar neurons: Evidence for neuron-specific expression of GLUT3.
Molecular and cellular neurosciences 1991;2(4):351-60.
1991: J Saltis; A D Habberfield; J J Egan; Constantine Londos; Ian A Simpson; Samuel W Cushman
Role of protein kinase C in the regulation of glucose transport in the rat adipose cell. Translocation of glucose transporters without stimulation of glucose transport activity.
The Journal of biological chemistry 1991;266(1):261-7.
1991: T M Weber; Hans-Georg Joost; M Kuroda; Samuel W Cushman; Ian A Simpson
Subcellular distribution and phosphorylation state of insulin receptors from insulin- and isoproterenol-treated rat adipose cells.
Cellular signalling 1991;3(1):51-8.
1990: Ian A Simpson; Samuel W Cushman; J J Egan; A D Habberfield; Constantine Londos; H Nishimura; J Saltis
Hormonal regulation of glucose transport in rat adipose cells.
Biochemical Society transactions 1990;18(6):1123-5.
1990: Geoffrey D Holman; I J Kozka; A E Clark; C J Flower; J Saltis; A D Habberfield; Ian A Simpson; Samuel W Cushman
Cell surface labeling of glucose transporter isoform GLUT4 by bis-mannose photolabel. Correlation with stimulation of glucose transport in rat adipose cells by insulin and phorbol ester.
The Journal of biological chemistry 1990;265(30):18172-9.
1990: J J Egan; J Saltis; S A Wek; Ian A Simpson; Constantine Londos
Insulin, oxytocin, and vasopressin stimulate protein kinase C activity in adipocyte plasma membranes.
Proceedings of the National Academy of Sciences of the United States of America 1990;87(3):1052-6.
1989: H Werner; M K Raizada; L M Mudd; H L Foyt; Ian A Simpson; Charles T Roberts; Derek LeRoith
Regulation of rat brain/HepG2 glucose transporter gene expression by insulin and insulin-like growth factor-I in primary cultures of neuronal and glial cells.
Endocrinology 1989;125(1):314-20.
1988: K C Appell; Ian A Simpson; Samuel W Cushman
Characterization of the stimulatory action of insulin on insulin-like growth factor II binding to rat adipose cells. Differences in the mechanism of insulin action on insulin-like growth factor II receptors and glucose transporters.
The Journal of biological chemistry 1988;263(22):10824-9.
1988: B B Kahn; Ian A Simpson; Samuel W Cushman
Divergent mechanisms for the insulin resistant and hyperresponsive glucose transport in adipose cells from fasted and refed rats. Alterations in both glucose transporter number and intrinsic activity.
The Journal of clinical investigation 1988;82(2):691-9.
1988: Hans-Georg Joost; A D Habberfield; Ian A Simpson; A Laurenza; K B Seamon
Activation of adenylate cyclase and inhibition of glucose transport in rat adipocytes by forskolin analogues: structural determinants for distinct sites of action.
Molecular pharmacology 1988;33(4):449-53.
1987: Hans-Georg Joost; T M Weber; Samuel W Cushman; Ian A Simpson
Activity and phosphorylation state of glucose transporters in plasma membranes from insulin-, isoproterenol-, and phorbol ester-treated rat adipose cells.
The Journal of biological chemistry 1987;262(23):11261-7.
1987: M Kuroda; R C Honnor; Samuel W Cushman; Constantine Londos; Ian A Simpson
Regulation of insulin-stimulated glucose transport in the isolated rat adipocyte. cAMP-independent effects of lipolytic and antilipolytic agents.
The Journal of biological chemistry 1987;262(1):245-53.
1986: Hans-Georg Joost; T M Weber; Samuel W Cushman; Ian A Simpson
Insulin-stimulated glucose transport in rat adipose cells. Modulation of transporter intrinsic activity by isoproterenol and adenosine.
The Journal of biological chemistry 1986;261(22):10033-6.
1984: L J Wardzala; Ian A Simpson; M M Rechler; Samuel W Cushman
Potential mechanism of the stimulatory action of insulin on insulin-like growth factor II binding to the isolated rat adipose cell. Apparent redistribution of receptors cycling between a large intracellular pool and the plasma membrane.
The Journal of biological chemistry 1984;259(13):8378-83.
1984: Samuel W Cushman; L J Wardzala; Ian A Simpson; E Karnieli; P J Hissin; T J Wheeler; P C Hinkle; L B Salans
Insulin-induced translocation of intracellular glucose transporters in the isolated rat adipose cell.
Federation proceedings 1984;43(8):2251-5.
1982: P J Hissin; J E Foley; L J Wardzala; E Karnieli; Ian A Simpson; L B Salans; Samuel W Cushman
Mechanism of insulin-resistant glucose transport activity in the enlarged adipose cell of the aged, obese rat.
The Journal of clinical investigation 1982;70(4):780-90.
1982: T J Wheeler; Ian A Simpson; D C Sogin; P C Hinkle; Samuel W Cushman
Detection of the rat adipose cell glucose transporter with antibody against the human red cell glucose transporter.
Biochemical and biophysical research communications 1982;105(1):89-95.
1981: Samuel W Cushman; P J Hissin; L J Wardzala; J E Foley; Ian A Simpson; E Karnieli; L B Salans
Mechanism of insulin-resistance in the adipose cell in the aging-rat model of obesity.
Biochemical Society transactions 1981;9(6):518-22.
1981: E Karnieli; P J Hissin; Ian A Simpson; L B Salans; Samuel W Cushman
A possible mechanism of insulin resistance in the rat adipose cell in streptozotocin-induced diabetes mellitus. Depletion of intracellular glucose transport systems.
The Journal of clinical investigation 1981;68(3):811-4.
1981: E Karnieli; Maryjane Zarnowski; P J Hissin; Ian A Simpson; L B Salans; Samuel W Cushman
Insulin-stimulated translocation of glucose transport systems in the isolated rat adipose cell. Time course, reversal, insulin concentration dependency, and relationship to glucose transport activity.
The Journal of biological chemistry 1981;256(10):4772-7.