Username

Password

Forgot Password?

Preview

Sign-in free and Explore the Exciting World of BiomedExperts:

Over 1.500.000 Profiles
More than 1.800 Organizations worldwide
State of the Art Network Visualizations

Manage your own Profile
Locate Experts in your Country/Region
Locate Experts in your 1. and 2. Level Network
Connect to Experts Worldwide

NetworkView

Jonathan Powell

This is a preview profile on BiomedExperts - the first literature-based scientific social network. It brings the right researchers together and allows them to collaborate online. Collexis and Dell provide the BiomedExperts network of +1.5 Million pre-calculated profiles free of charge to researchers worldwide.

Research Profile (preview)

Chemicals & Drugs

Concepts & Ideas

Physiology

Intestinal Absorption

Objects

Diet

Disorders

Living Beings

Lymnaea

Anatomy

Procedures

Food Analysis

Sign-in to see full Profile

Network (preview)

Co-Publications
Name
40
Thompson, Richard
27
Jugdaohsingh, Ravin
13
McCrohan, Catherine
13
White, Keith
7
Whitehead, MW
6
Lomer, Miranda
6
Reffitt, David
6
Ashwood, Paul
5
Burden, TJ
5
Anderson, Simon
5
Geissler, Catherine
5
Pele, Laetitia
5
Hutchinson, Carol
4
Punchard, Neville
4
Thoree, Vinay

Sign-in to see all Coauthors

Publications

TOP 3
Sripanyakorn Supannee; Jugdaohsingh Ravin; Dissayabutr Wacharee; Anderson Simon H C; Thompson Richard P H; Powell Jonathan J
The comparative absorption of silicon from different foods and food supplements.
Sripanyakorn Supannee; Jugdaohsingh Ravin; Mander Adrian; Davidson Sarah L; Thompson Richard Ph; Powell Jonathan J
Moderate ingestion of alcohol is associated with acute ethanol-induced suppression of circulating CTX in a PTH-independent fashion.
Tucker Katherine L; Jugdaohsingh Ravin; Powell Jonathan J; Qiao Ning; Hannan Marian T; Sripanyakorn Supannee; Cupples L Adrienne; Kiel Douglas P
Effects of beer, wine, and liquor intakes on bone mineral density in older men and women.

Sign-in to see all Publications

Sign in free and see...

Visualized networks:

See your personal network in
sophisticated graphical views

GeoTargeted Searches:

Locate experts around the world
and connect with global collaborators

Research Profiles:

See the visualized research activity
of experts around the globe

Sign-in to see more

Geonetwork of Jonathan Powell (preview)

Cities where this author has publications
Cities where co-authors of this author have publications

Flash Player Required

Sign-in to see more

All Publications

2009: Sripanyakorn Supannee; Jugdaohsingh Ravin; Dissayabutr Wacharee; Anderson Simon H C; Thompson Richard P H; Powell Jonathan J
The comparative absorption of silicon from different foods and food supplements.
The British journal of nutrition 2009;102(6):825-34.
2009: Sripanyakorn Supannee; Jugdaohsingh Ravin; Mander Adrian; Davidson Sarah L; Thompson Richard Ph; Powell Jonathan J
Moderate ingestion of alcohol is associated with acute ethanol-induced suppression of circulating CTX in a PTH-independent fashion.
Journal of bone and mineral research : the official journal of the American Society for Bone and Mineral Research 2009;24(8):1380-8.
2009: Tucker Katherine L; Jugdaohsingh Ravin; Powell Jonathan J; Qiao Ning; Hannan Marian T; Sripanyakorn Supannee; Cupples L Adrienne; Kiel Douglas P
Effects of beer, wine, and liquor intakes on bone mineral density in older men and women.
The American journal of clinical nutrition 2009;89(4):1188-96.
2009: Pan Ying-Hsi; Sader Kasim; Powell Jonathan J; Bleloch Andrew; Gass Mhairi; Trinick John; Warley Alice; Li Andy; Brydson Rik; Brown Andy
3D morphology of the human hepatic ferritin mineral core: new evidence for a subunit structure revealed by single particle analysis of HAADF-STEM images.
Journal of structural biology 2009;166(1):22-31.
2008: Jugdaohsingh Ravin; Calomme Mario R; Robinson Karen; Nielsen Forrest; Anderson Simon H C; D'Haese Patrick; Geusens Piet; Loveridge Nigel; Thompson Richard P H; Powell Jonathan J
Increased longitudinal growth in rats on a silicon-depleted diet.
Bone 2008;43(3):596-606.
2008: Thoree V; Skepper J; Deere H; Pele L C; Thompson R P H; Powell J J
Phenotype of exogenous microparticle-containing pigment cells of the human Peyer's patch in inflamed and normal ileum.
Inflammation research : official journal of the European Histamine Research Society ... [et al.] 2008;57(8):374-8.
2008: Hutchinson Carol; Conway Rana E; Bomford Adrian; Hider Robert C; Powell Jonathan J; Geissler Catherine A
Post-prandial iron absorption in humans: comparison between HFE genotypes and iron deficiency anaemia.
Clinical nutrition (Edinburgh, Scotland) 2008;27(2):258-63.
2008: White Keith N; Ejim Abraham I; Walton Rachel C; Brown Andrew P; Jugdaohsingh Ravin; Powell Jonathan J; McCrohan Catherine R
Avoidance of aluminum toxicity in freshwater snails involves intracellular silicon-aluminum biointeraction.
Environmental science & technology 2008;42(6):2189-94.
2008: Spector Tim D; Calomme Mario R; Anderson Simon H; Clement Gail; Bevan Liisa; Demeester Nathalie; Swaminathan Rami; Jugdaohsingh Ravin; Berghe Dirk A Vanden; Powell Jonathan J
Choline-stabilized orthosilicic acid supplementation as an adjunct to calcium/vitamin D3 stimulates markers of bone formation in osteopenic females: a randomized, placebo-controlled trial.
BMC musculoskeletal disorders 2008;9():85.
2007: Pele Laetitia C; Thoree Vinay; Mustafa Feras; He Shijun; Tsaprouni Loukia; Punchard Neville A; Thompson Richard P H; Evans Stephen M; Powell Jonathan J
Low dietary calcium levels modulate mucosal caspase expression and increase disease activity in mice with dextran sulfate sodium induced colitis.
The Journal of nutrition 2007;137(11):2475-80.
2007: Powell Jonathan J; Thoree Vinay; Pele Laetitia C
Dietary microparticles and their impact on tolerance and immune responsiveness of the gastrointestinal tract.
The British journal of nutrition 2007;98 Suppl 1():S59-63.
2007: Hutchinson Carol; Geissler Catherine A; Powell Jonathan J; Bomford Adrian
Proton pump inhibitors suppress absorption of dietary non-haem iron in hereditary haemochromatosis.
Gut 2007;56(9):1291-5.
2007: Pele L C; Thompson S J; Kirkham B; Thompson R P H; Powell J J
Peripheral blood mononuclear cell proliferative responses to soluble and particulate heat shock protein 65 in health and inflammatory bowel disease.
Inflammation research : official journal of the European Histamine Research Society ... [et al.] 2007;56(4):143-8.
2007: Conway Rana E; Powell Jonathan J; Geissler Catherine A
A food-group based algorithm to predict non-heme iron absorption.
International journal of food sciences and nutrition 2007;58(1):29-41.
2007: Ashwood Paul; Thompson Richard P H; Powell Jonathan J
Fine particles that adsorb lipopolysaccharide via bridging calcium cations may mimic bacterial pathogenicity towards cells.
Experimental biology and medicine (Maywood, N.J.) 2007;232(1):107-17.
2006: Li A C Y; Warley A; Thoree V; Simpson R J; McKie A T; Kodjabashia K; Thompson R P H; Powell J J
Immunolocalization of duodenal cytochrome B: a relationship with circulating markers of iron status.
European journal of clinical investigation 2006;36(12):890-8.
2006: Jugdaohsingh R; O'Connell M A; Sripanyakorn S; Powell J J
Moderate alcohol consumption and increased bone mineral density: potential ethanol and non-ethanol mechanisms.
The Proceedings of the Nutrition Society 2006;65(3):291-310.
2006: Conway Rana E; Geissler Catherine A; Hider Robert C; Thompson Richard P H; Powell Jonathan J
Serum iron curves can be used to estimate dietary iron bioavailability in humans.
The Journal of nutrition 2006;136(7):1910-4.
2006: Kádár Enikõ; Santos Ricardo S; Powell Jonathan J
Biological factors influencing tissue compartmentalization of trace metals in the deep-sea hydrothermal vent bivalve Bathymodiolus azoricus at geochemically distinct vent sites of the Mid-Atlantic Ridge.
Environmental research 2006;101(2):221-9.
2006: Hart A J; Hester T; Sinclair K; Powell J J; Goodship A E; Pele L; Fersht N L; Skinner J
The association between metal ions from hip resurfacing and reduced T-cell counts.
The Journal of bone and joint surgery. British volume 2006;88(4):449-54.
2006: Dobranskyte A; Jugdaohsingh R; McCrohan C R; Stuchlik E; Powell J J; White K N
Effect of humic acid on water chemistry, bioavailability and toxicity of aluminium in the freshwater snail, Lymnaea stagnalis, at neutral pH.
Environmental pollution (Barking, Essex : 1987) 2006;140(2):340-7.
2005: McNaughton S A; Bolton-Smith C; Mishra G D; Jugdaohsingh R; Powell J J
Dietary silicon intake in post-menopausal women.
The British journal of nutrition 2005;94(5):813-7.
2005: Powell J J; McNaughton S A; Jugdaohsingh R; Anderson S H C; Dear J; Khot F; Mowatt L; Gleason K L; Sykes M; Thompson R P H; Bolton-Smith C; Hodson M J
A provisional database for the silicon content of foods in the United Kingdom.
The British journal of nutrition 2005;94(5):804-12.
2005: Lomer Miranda C E; Grainger Stephen L; Ede Roland; Catterall Adrian P; Greenfield Simon M; Cowan Russell E; Vicary F Robin; Jenkins Anthony P; Fidler Helen; Harvey Rory S; Ellis Richard; McNair Alistair; Ainley Colin C; Thompson Richard P H; Powell Jonathan J
Lack of efficacy of a reduced microparticle diet in a multi-centred trial of patients with active Crohn's disease.
European journal of gastroenterology & hepatology 2005;17(3):377-84.
2004: Lomer Miranda C E; Hutchinson Carol; Volkert Sara; Greenfield Simon M; Catterall Adrian; Thompson Richard P H; Powell Jonathan J
Dietary sources of inorganic microparticles and their intake in healthy subjects and patients with Crohn's disease.
The British journal of nutrition 2004;92(6):947-55.
2004: Dobranskyte A; Jugdaohsingh R; Stuchlik E; Powell J J; White K N; McCrohan C R
Role of exogenous and endogenous silicon in ameliorating behavioural responses to aluminium in a freshwater snail.
Environmental pollution (Barking, Essex : 1987) 2004;132(3):427-33.
2004: Hutchinson C; Al-Ashgar W; Liu D Y; Hider R C; Powell J J; Geissler C A
Oral ferrous sulphate leads to a marked increase in pro-oxidant nontransferrin-bound iron.
European journal of clinical investigation 2004;34(11):782-4.
2004: Bruggraber Sylvaine F A; French Gary; Thompson Richard P H; Powell Jonathan J
Selective and effective bactericidal activity of the cobalt (II) cation against Helicobacter pylori.
Helicobacter 2004;9(5):422-8.
2004: Sripanyakorn Supannee; Jugdaohsingh Ravin; Elliott Hazel; Walker Caroline; Mehta Payal; Shoukru Sera; Thompson Richard P H; Powell Jonathan J
The silicon content of beer and its bioavailability in healthy volunteers.
The British journal of nutrition 2004;91(3):403-9.
2004: Ashwood P; Harvey R; Verjee T; Wolstencroft R; Thompson R P H; Powell J J
Competition between IL-1, IL-1ra and TGF-beta 1 modulates the response of the ELA4.NOB-1/CTLL bioassay: implications for clinical investigations.
Inflammation research : official journal of the European Histamine Research Society ... [et al.] 2004;53(2):60-5.
2004: Ashwood P; Harvey R; Verjee T; Wolstencroft R; Thompson R P H; Powell J J
Functional interactions between mucosal IL-1, IL-ra and TGF-beta 1 in ulcerative colitis.
Inflammation research : official journal of the European Histamine Research Society ... [et al.] 2004;53(2):53-9.
2004: Jugdaohsingh Ravin; Tucker Katherine L; Qiao Ning; Cupples L Adrienne; Kiel Douglas P; Powell Jonathan J
Dietary silicon intake is positively associated with bone mineral density in men and premenopausal women of the Framingham Offspring cohort.
Journal of bone and mineral research : the official journal of the American Society for Bone and Mineral Research 2004;19(2):297-307.
2004: Lomer Miranda C E; Kodjabashia Kamelia; Hutchinson Carol; Greenfield Simon M; Thompson Richard P H; Powell Jonathan J
Intake of dietary iron is low in patients with Crohn's disease: a case-control study.
The British journal of nutrition 2004;91(1):141-8.
2003: Reffitt David M; Meenan John; Sanderson Jeremy D; Jugdaohsingh Ravin; Powell Jonathan J; Thompson Richard P
Bone density improves with disease remission in patients with inflammatory bowel disease.
European journal of gastroenterology & hepatology 2003;15(12):1267-73.
2003: Alexopoulos E; McCrohan C R; Powell J J; Jugdaohsingh R; White K N
Bioavailability and toxicity of freshly neutralized aluminium to the freshwater crayfish Pacifastacus leniusculus.
Archives of environmental contamination and toxicology 2003;45(4):509-14.
2003: Desouky Mahmoud M; McCrohan Catherine R; Jugdaohsingh Ravin; Powell Jonathan J; White Keith N
Effect of orthosilicic acid on the accumulation of trace metals by the pond snail Lymnaea stagnalis.
Aquatic toxicology (Amsterdam, Netherlands) 2003;64(1):63-71.
2003: Reffitt D M; Ogston N; Jugdaohsingh R; Cheung H F J; Evans B A J; Thompson R P H; Powell J J; Hampson G N
Orthosilicic acid stimulates collagen type 1 synthesis and osteoblastic differentiation in human osteoblast-like cells in vitro.
Bone 2003;32(2):127-35.
2002: Desouky M M; Powell J J; Jugdaohsingh R; White K N; McCrohan C R
Influence of oligomeric silicic and humic acids on aluminum accumulation in a freshwater grazing invertebrate.
Ecotoxicology and environmental safety 2002;53(3):382-7.
2002: Evans Stephen M; Ashwood Paul; Warley Alice; Berisha Fatmire; Thompson Richard P H; Powell Jonathan J
The role of dietary microparticles and calcium in apoptosis and interleukin-1beta release of intestinal macrophages.
Gastroenterology 2002;123(5):1543-53.
2002: Jugdaohsingh Ravin; Anderson Simon H C; Tucker Katherine L; Elliott Hazel; Kiel Douglas P; Thompson Richard P H; Powell Jonathan J
Dietary silicon intake and absorption.
The American journal of clinical nutrition 2002;75(5):887-93.
2002: Ellis Richard D; Ashwood Paul; Powell Jonathan J; Taylor Paul D; Poulsom Richard; Thompson Richard P H; Punchard Neville A
Selective binding of nucleotide probes by eosinophilic cationic protein during in situ hybridisation.
The Histochemical journal 2002;34(3-4):153-60.
2002: Desouky Mahmoud; Jugdaohsingh Ravin; McCrohan Catherine R; White Keith N; Powell Jonathan J
Aluminum-dependent regulation of intracellular silicon in the aquatic invertebrate Lymnaea stagnalis.
Proceedings of the National Academy of Sciences of the United States of America 2002;99(6):3394-9.
2002: Lomer Miranda C E; Thompson Richard P H; Powell Jonathan J
Fine and ultrafine particles of the diet: influence on the mucosal immune response and association with Crohn's disease.
The Proceedings of the Nutrition Society 2002;61(1):123-30.
2001: Jugdaohsingh R; Salim N; McCrohan C R; White K N; Thompson R P; Powell J J
Rapid non-equilibrium aluminium-ligand interactions: studies on the precipitation of aluminium by laser light scattering, ultrafiltration and centrifugation.
Journal of inorganic biochemistry 2001;87(1-2):29-35.
2001: Kádár E; Salánki J; Jugdaohsingh R; Powell J J; McCrohan C R; White K N
Avoidance responses to aluminium in the freshwater bivalve Anodonta cygnea.
Aquatic toxicology (Amsterdam, Netherlands) 2001;55(3-4):137-48.
2001: Phillips R H; Whitehead M W; Doig L A; Sieniawska C E; Delves H T; Thompson R P; Powell J J
Is eradication of Helicobacter pylori with colloidal bismuth subcitrate quadruple therapy safe?
Helicobacter 2001;6(2):151-6.
2001: Lomer M C; Harvey R S; Evans S M; Thompson R P; Powell J J
Efficacy and tolerability of a low microparticle diet in a double blind, randomized, pilot study in Crohn's disease.
European journal of gastroenterology & hepatology 2001;13(2):101-6.
2000: Lomer M C; Thompson R P; Commisso J; Keen C L; Powell J J
Determination of titanium dioxide in foods using inductively coupled plasma optical emission spectrometry.
The Analyst 2000;125(12):2339-43.
2000: Phillips R H; Whitehead M W; Lacey S; Champion M; Thompson R P; Powell J J
Solubility, absorption, and anti-Helicobacter pylori activity of bismuth subnitrate and colloidal bismuth subcitrate: In vitro data Do not predict In vivo efficacy.
Helicobacter 2000;5(3):176-82.
2000: Whitehead M W; Phillips R H; Sieniawska C E; Delves H T; Seed P T; Thompson R P; Powell J J
Double-blind comparison of absorbable colloidal bismuth subcitrate and nonabsorbable bismuth subnitrate in the eradication of Helicobacter pylori and the relief of nonulcer dyspepsia.
Helicobacter 2000;5(3):169-75.
2000: Reffitt D M; Burden T J; Seed P T; Wood J; Thompson R P; Powell J J
Assessment of iron absorption from ferric trimaltol.
Annals of clinical biochemistry 2000;37 ( Pt 4)():457-66.
2000: Jugdaohsingh R; Reffitt D M; Oldham C; Day J P; Fifield L K; Thompson R P; Powell J J
Oligomeric but not monomeric silica prevents aluminum absorption in humans.
The American journal of clinical nutrition 2000;71(4):944-9.
2000: Elangovan R; McCrohan C R; Ballance S; Powell J J; White K N
Localization and fate of aluminium in the digestive gland of the freshwater snail Lymnaea stagnalis.
Tissue & cell 2000;32(1):79-87.
2000: Campbell M M; Jugdaohsingh R; White K N; Powell J J; McCrohan C R
Aluminum toxicity in a molluscan neuron: effects of counterions.
Journal of toxicology and environmental health. Part A 2000;59(4):253-70.
2000: Powell J J; Harvey R S; Ashwood P; Wolstencroft R; Gershwin M E; Thompson R P
Immune potentiation of ultrafine dietary particles in normal subjects and patients with inflammatory bowel disease.
Journal of autoimmunity 2000;14(1):99-105.
2000: McCrohan C R; Campbell M M; Jugdaohsingh R; Ballance S; Powell J J; White K N
Bioaccumulation and toxicity of aluminium in the pond snail at neutral pH.
Acta biologica Hungarica 2000;51(2-4):309-16.
1999: Elangovan R; Ballance S; White K N; McCrohan C R; Powell J J
Accumulation of aluminium by the freshwater crustacean Asellus aquaticus in neutral water.
Environmental pollution (Barking, Essex : 1987) 1999;106(3):257-63.
1999: Reffitt D M; Jugdaohsingh R; Thompson R P; Powell J J
Silicic acid: its gastrointestinal uptake and urinary excretion in man and effects on aluminium excretion.
Journal of inorganic biochemistry 1999;76(2):141-7.
1999: Powell J J; Whitehead M W; Ainley C C; Kendall M D; Nicholson J K; Thompson R P
Dietary minerals in the gastrointestinal tract: hydroxypolymerisation of aluminium is regulated by luminal mucins.
Journal of inorganic biochemistry 1999;75(3):167-80.
1999: Powell J J; Burden T J; Greenfield S M; Taylor P D; Thompson R P
Urinary excretion of essential metals following intravenous calcium disodium edetate: an estimate of free zinc and zinc status in man.
Journal of inorganic biochemistry 1999;75(3):159-65.
1999: Powell J J; Jugdaohsingh R; Thompson R P
The regulation of mineral absorption in the gastrointestinal tract.
The Proceedings of the Nutrition Society 1999;58(1):147-53.
1998: Ellis R D; Goodlad J R; Limb G A; Powell J J; Thompson R P; Punchard N A
Activation of nuclear factor kappa B in Crohn's disease.
Inflammation research : official journal of the European Histamine Research Society ... [et al.] 1998;47(11):440-5.
1998: Harvey R S; Reffitt D M; Doig L A; Meenan J; Ellis R D; Thompson R P; Powell J J
Ferric trimaltol corrects iron deficiency anaemia in patients intolerant of iron.
Alimentary pharmacology & therapeutics 1998;12(9):845-8.
1998: Powell J J; Burden T J; Thompson R P
In vitro mineral availability from digested tea: a rich dietary source of managanese.
The Analyst 1998;123(8):1721-4.
1998: Burden T J; Whitehead M W; Thompson R P; Powell J J
Preparation of urine samples for trace metal determination: a study with aluminium analysis by inductively coupled plasma optical emission spectrometry.
Annals of clinical biochemistry 1998;35 ( Pt 2)():245-53.
1997: Whitehead M W; Farrar G; Christie G L; Blair J A; Thompson R P; Powell J J
Mechanisms of aluminum absorption in rats.
The American journal of clinical nutrition 1997;65(5):1446-52.
1996: Whitehead M W; Thompson R P; Powell J J
Regulation of metal absorption in the gastrointestinal tract.
Gut 1996;39(5):625-8.
1996: Powell J J; Harvey R S; Thompson R P
Microparticles in Crohn's disease--has the dust settled?
Gut 1996;39(2):340-1.
1996: Powell J J; Ainley C C; Harvey R S; Mason I M; Kendall M D; Sankey E A; Dhillon A P; Thompson R P
Characterisation of inorganic microparticles in pigment cells of human gut associated lymphoid tissue.
Gut 1996;38(3):390-5.
1995: Powell J J; Greenfield S M; Thompson R P; Cargnello J A; Kendall M D; Landsberg J P; Watt F; Delves H T; House I
Assessment of toxic metal exposure following the Camelford water pollution incident: evidence of acute mobilization of lead into drinking water.
The Analyst 1995;120(3):793-8.
1995: Watt F; Landsberg J; Powell J J; Ede R J; Thompson R P; Cargnello J A
Analysis of copper and lead in hair using the nuclear microscope; results from normal subjects, and patients with Wilson's disease and lead poisoning.
The Analyst 1995;120(3):789-91.
1994: Ghebremeskel K; Burns L; Burden T J; Harbige L; Costeloe K; Powell J J; Crawford M
Vitamin A and related essential nutrients in cord blood: relationships with anthropometric measurements at birth.
Early human development 1994;39(3):177-88.
1994: Powell J J; Ainley C C; Evans R; Thompson R P
Intestinal perfusion of dietary levels of aluminium: association with the mucosa.
Gut 1994;35(8):1053-7.
1993: Powell J J; Greenfield S M; Parkes H G; Nicholson J K; Thompson R P
Gastro-intestinal availability of aluminium from tea.
Food and chemical toxicology : an international journal published for the British Industrial Biological Research Association 1993;31(6):449-54.
1993: Teare J P; Punchard N A; Powell J J; Lumb P J; Mitchell W D; Thompson R P
Automated spectrophotometric method for determining oxidized and reduced glutathione in liver.
Clinical chemistry 1993;39(4):686-9.
1993: Powell J J; Thompson R P
The chemistry of aluminium in the gastrointestinal lumen and its uptake and absorption.
The Proceedings of the Nutrition Society 1993;52(1):241-53.
1992: Powell J J; Greenfield S M; Thompson R P
Concentrations of metals in gastric juice in health and peptic ulcer disease.
Gut 1992;33(12):1617-20.

Sign-in to see more