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Items: 1 to 50 of 70

1.

Cyanobacteria and cyanophage contributions to carbon and nitrogen cycling in an oligotrophic oxygen-deficient zone.

Fuchsman CA, Palevsky HI, Widner B, Duffy M, Carlson MCG, Neibauer JA, Mulholland MR, Keil RG, Devol AH, Rocap G.

ISME J. 2019 Nov;13(11):2714-2726. doi: 10.1038/s41396-019-0452-6. Epub 2019 Jun 27.

2.

Utilization of urea and cyanate in waters overlying and within the eastern tropical north Pacific oxygen deficient zone.

Widner B, Fuchsman CA, Chang BX, Rocap G, Mulholland MR.

FEMS Microbiol Ecol. 2018 Oct 1;94(10). doi: 10.1093/femsec/fiy138.

PMID:
30016420
3.

Biological nitrogen fixation in the oxygen-minimum region of the eastern tropical North Pacific ocean.

Jayakumar A, Chang BX, Widner B, Bernhardt P, Mulholland MR, Ward BB.

ISME J. 2017 Oct;11(10):2356-2367. doi: 10.1038/ismej.2017.97. Epub 2017 Jul 25.

4.

Chromatographic determination of nanomolar cyanate concentrations in estuarine and sea waters by precolumn fluorescence derivatization.

Widner B, Mulholland MR, Mopper K.

Anal Chem. 2013 Jul 16;85(14):6661-6. doi: 10.1021/ac400351c. Epub 2013 Jul 2.

PMID:
23738747
5.

Draft genome sequence of strain HIMB100, a cultured representative of the SAR116 clade of marine Alphaproteobacteria.

Grote J, Bayindirli C, Bergauer K, Carpintero de Moraes P, Chen H, D'Ambrosio L, Edwards B, Fernández-Gómez B, Hamisi M, Logares R, Nguyen D, Rii YM, Saeck E, Schutte C, Widner B, Church MJ, Steward GF, Karl DM, Delong EF, Eppley JM, Schuster SC, Kyrpides NC, Rappé MS.

Stand Genomic Sci. 2011 Dec 31;5(3):269-78. doi: 10.4056/sigs.1854551. Epub 2011 Dec 23.

6.

Hyaluronic acid production in Bacillus subtilis.

Widner B, Behr R, Von Dollen S, Tang M, Heu T, Sloma A, Sternberg D, Deangelis PL, Weigel PH, Brown S.

Appl Environ Microbiol. 2005 Jul;71(7):3747-52.

7.

Kynurenine and neopterin in the aqueous humor of the anterior chamber of the eye and in serum of cataract patients.

Laganovska G, Martinsons A, Pitrans B, Widner B, Fuchs D.

Adv Exp Med Biol. 2003;527:367-74.

PMID:
15206752
8.

Tryptophan and quality of life in colorectal cancer.

Huang A, Fuchs D, Widner B, Glover C, Henderson DC, Allen-Mersh TG.

Adv Exp Med Biol. 2003;527:353-8.

PMID:
15206749
9.

Effective antiretroviral therapy reduces degradation of tryptophan in patients with HIV-1 infection.

Neurauter G, Zangerle R, Widner B, Quirchmair G, Sarcletti M, Fuchs D.

Adv Exp Med Biol. 2003;527:317-23.

PMID:
15206745
10.

Tryptophan degradation during and after gestation.

Schröcksnadel K, Widner B, Bergant A, Neurauter G, Schröcksnadel H, Fuchs D.

Adv Exp Med Biol. 2003;527:77-83.

PMID:
15206718
11.

Monocyte-derived dendritic cells release neopterin.

Wirleitner B, Reider D, Ebner S, Böck G, Widner B, Jaeger M, Schennach H, Romani N, Fuchs D.

J Leukoc Biol. 2002 Dec;72(6):1148-53.

PMID:
12488496
12.

Moderate hyperhomocysteinaemia and immune activation in Parkinson's disease.

Widner B, Leblhuber F, Frick B, Laich A, Artner-Dworzak E, Fuchs D.

J Neural Transm (Vienna). 2002 Dec;109(12):1445-52.

PMID:
12486485
13.

Longitudinal study of tryptophan degradation during and after pregnancy.

Schröcksnadel K, Widner B, Bergant A, Neurauter G, Schennach H, Schröcksnadel H, Fuchs D.

Life Sci. 2003 Jan 3;72(7):785-93.

PMID:
12479977
14.

Neopterin production, tryptophan degradation, and mental depression--what is the link?

Widner B, Laich A, Sperner-Unterweger B, Ledochowski M, Fuchs D.

Brain Behav Immun. 2002 Oct;16(5):590-5. Review.

PMID:
12401473
15.

Effective antiretroviral therapy reduces degradation of tryptophan in patients with HIV-1 infection.

Zangerle R, Widner B, Quirchmair G, Neurauter G, Sarcletti M, Fuchs D.

Clin Immunol. 2002 Sep;104(3):242-7.

PMID:
12217334
16.

Neopterin and 7,8-dihydroneopterin interfere with low density lipoprotein oxidation mediated by peroxynitrite and/or copper.

Herpfer I, Greilberger J, Ledinski G, Widner B, Fuchs D, Jürgens G.

Free Radic Res. 2002 May;36(5):509-20.

PMID:
12150539
17.

Serum tryptophan decrease correlates with immune activation and impaired quality of life in colorectal cancer.

Huang A, Fuchs D, Widner B, Glover C, Henderson DC, Allen-Mersh TG.

Br J Cancer. 2002 Jun 5;86(11):1691-6.

18.

Increased neopterin production and tryptophan degradation in advanced Parkinson's disease.

Widner B, Leblhuber F, Fuchs D.

J Neural Transm (Vienna). 2002 Feb;109(2):181-9.

PMID:
12075858
19.

Hyperhomocysteinemia, pteridines and oxidative stress.

Widner B, Enzinger C, Laich A, Wirleitner B, Fuchs D.

Curr Drug Metab. 2002 Apr;3(2):225-32. Review.

PMID:
12003353
20.

Neopterin as a marker for immune system activation.

Murr C, Widner B, Wirleitner B, Fuchs D.

Curr Drug Metab. 2002 Apr;3(2):175-87. Review.

PMID:
12003349
21.

More rapid method for simultaneous measurement of tryptophan and kynurenine by HPLC.

Laich A, Neurauter G, Widner B, Fuchs D.

Clin Chem. 2002 Mar;48(3):579-81. No abstract available.

22.

Monitoring of immune activation using biochemical changes in a porcine model of cardiac arrest.

Amann A, Widner B, Rieder J, Antretter H, Hoffmann G, Mayr V, Strohmenger HU, Fuchs D.

Mediators Inflamm. 2001 Dec;10(6):343-6.

23.

Is hyperhomocysteinemia due to the oxidative depletion of folate rather than to insufficient dietary intake?

Fuchs D, Jaeger M, Widner B, Wirleitner B, Artner-Dworzak E, Leblhuber F.

Clin Chem Lab Med. 2001 Aug;39(8):691-4.

PMID:
11592434
24.

Interferon-gamma-induced tryptophan degradation: neuropsychiatric and immunological consequences.

Widner B, Ledochowski M, Fuchs D.

Curr Drug Metab. 2000 Sep;1(2):193-204. Review.

PMID:
11465083
25.

Hyperhomocysteinemia in dementia.

Leblhuber F, Walli J, Artner-Dworzak E, Vrecko K, Widner B, Reibnegger G, Fuchs D.

J Neural Transm (Vienna). 2000;107(12):1469-74.

PMID:
11458999
26.

Induction of apoptosis by 7,8-dihydroneopterin: involvement of radical formation.

Wirleitner B, Czaputa R, Oettl K, Böck G, Widner B, Reibnegger G, Baier G, Fuchs D, Baier-Bitterlich G.

Immunobiology. 2001 May;203(4):629-41.

PMID:
11402497
27.

Neopterin production and tryptophan degradation in humans infected by Streptococcus pyogenes.

Murr C, Gerlach D, Widner B, Dierich MP, Fuchs D.

Med Microbiol Immunol. 2001 Apr;189(3):161-3.

PMID:
11388614
28.

Fructose malabsorption is associated with decreased plasma tryptophan.

Ledochowski M, Widner B, Murr C, Sperner-Unterweger B, Fuchs D.

Scand J Gastroenterol. 2001 Apr;36(4):367-71.

PMID:
11336160
29.

Decreased serum zinc in fructose malabsorbers.

Ledochowski M, Widner B, Murr C, Fuchs D.

Clin Chem. 2001 Apr;47(4):745-7. No abstract available.

30.

Does disturbed homocysteine and folate metabolism in depression result from enhanced oxidative stress?

Widner B, Fuchs D, Leblhuber F, Sperner-Unterweger B.

J Neurol Neurosurg Psychiatry. 2001 Mar;70(3):419. No abstract available.

31.

Inflammation marker 7,8-dihydroneopterin induces apoptosis of neurons and glial cells: a potential contribution to neurodegenerative processes.

Speth C, Stöckl G, Fuchs D, Wirleitner B, Widner B, Würzner R, Mohsenipour I, Lass-Flörl C, Dierich MP.

Immunobiology. 2000 Nov;202(5):460-76.

PMID:
11205375
32.

[Value of a nutrition score in patients with advanced carcinomas in the area of the head and neck].

Galvan O, Sprinzl GM, Widner B, Hackl JM, Gunkel AR, Thumfart WF.

HNO. 2000 Dec;48(12):928-36. German.

PMID:
11196095
33.

Neopterin: a prognostic variable in operations for lung cancer.

Prommegger R, Widner B, Murr C, Unger A, Fuchs D, Salzer GM.

Ann Thorac Surg. 2000 Dec;70(6):1861-4.

PMID:
11156084
34.

Inverse relationship between neopterin and immunoglobulin E.

Ledochowski M, Murr C, Widner B, Fuchs D.

Clin Immunol. 2001 Jan;98(1):104-8.

PMID:
11141332
35.

Homocysteine and B vitamins in dementia.

Leblhuber F, Walli J, Widner B, Artner-Dworzak E, Fuchs D, Vrecko K.

Am J Clin Nutr. 2001 Jan;73(1):127-8. No abstract available.

PMID:
11124762
36.

Fructose- and sorbitol-reduced diet improves mood and gastrointestinal disturbances in fructose malabsorbers.

Ledochowski M, Widner B, Bair H, Probst T, Fuchs D.

Scand J Gastroenterol. 2000 Oct;35(10):1048-52.

PMID:
11099057
37.

Cellular immune activation, neopterin production, tryptophan degradation and the development of immunodeficiency.

Widner B, Wirleitner B, Baier-Bitterlich G, Weiss G, Fuchs D.

Arch Immunol Ther Exp (Warsz). 2000;48(4):251-8. Review.

PMID:
11059641
38.

Oxidation of 7,8-dihydroneopterin by hypochlorous acid yields neopterin.

Widner B, Mayr C, Wirleitner B, Fuchs D.

Biochem Biophys Res Commun. 2000 Aug 28;275(2):307-11.

PMID:
10964663
39.

Carbohydrate malabsorption syndromes and early signs of mental depression in females.

Ledochowski M, Widner B, Sperner-Unterweger B, Propst T, Vogel W, Fuchs D.

Dig Dis Sci. 2000 Jul;45(7):1255-9.

PMID:
10961700
40.

Immune reaction links disease progression in cancer patients with depression.

Murr C, Widner B, Sperner-Unterweger B, Ledochowski M, Schubert C, Fuchs D.

Med Hypotheses. 2000 Aug;55(2):137-40.

PMID:
10904430
41.

Soluble adhesion molecules in rheumatoid arthritis.

Nassonov EL, Samsonov MY, Chichasova NV, Nikiphorova EL, Tilz GP, Demel U, Widner B, Fuchs D.

Rheumatology (Oxford). 2000 Jul;39(7):808-10. No abstract available.

PMID:
10908705
42.

Central nervous system activation of the indoleamine-2,3-dioxygenase pathway in human T cell lymphotropic virus type I-associated myelopathy/tropical spastic paraparesis.

Maloney EM, St Claire Morgan O, Widner B, Werner ER, Fuchs D.

J Infect Dis. 2000 Jun;181(6):2037-40. Epub 2000 Jun 5.

PMID:
10837188
43.

Enhanced tryptophan degradation in systemic lupus erythematosus.

Widner B, Sepp N, Kowald E, Ortner U, Wirleitner B, Fritsch P, Baier-Bitterlich G, Fuchs D.

Immunobiology. 2000 Apr;201(5):621-30.

PMID:
10834318
44.

Tryptophan degradation and immune activation in Alzheimer's disease.

Widner B, Leblhuber F, Walli J, Tilz GP, Demel U, Fuchs D.

J Neural Transm (Vienna). 2000;107(3):343-53.

PMID:
10821443
45.

Helicobacter pylori and chronic immune activation.

Ledochowski M, Widner B, Fuchs D.

Am Heart J. 2000 May;139(5):925-6. No abstract available.

PMID:
10783231
46.

Tryptophan degradation to control T-cell responsiveness.

Widner B, Weiss G, Fuchs D.

Immunol Today. 2000 May;21(5):250. No abstract available.

PMID:
10782059
47.

Reduced pteridine derivatives induce apoptosis in human neuronal NT2/HNT cells.

Spöttl N, Wirleitner B, Böck G, Widner B, Fuchs D, Baier-Bitterlich G.

Immunobiology. 2000 Jan;201(3-4):478-91.

PMID:
10776802
48.

An HPLC method to determine tryptophan and kynurenine in serum simultaneously.

Widner B, Werner ER, Schennach H, Fuchs D.

Adv Exp Med Biol. 1999;467:827-32.

PMID:
10721136
49.

Kynurenine and neopterin in chronic glomerulonephritis.

Martinsons A, Rudzite V, Groma V, Bratslavska O, Widner B, Fuchs D.

Adv Exp Med Biol. 1999;467:579-86.

PMID:
10721103
50.

Degradation of tryptophan in patients with systemic lupus erythematosus.

Widner B, Sepp N, Kowald E, Kind S, Schmuth M, Fuchs D.

Adv Exp Med Biol. 1999;467:571-7.

PMID:
10721102

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