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Items: 1 to 50 of 60

1.

Core profile of volatile organic compounds related to growth of Mycobacterium avium subspecies paratuberculosis - A comparative extract of three independent studies.

Küntzel A, Weber M, Gierschner P, Trefz P, Miekisch W, Schubert JK, Reinhold P, Köhler H.

PLoS One. 2019 Aug 15;14(8):e0221031. doi: 10.1371/journal.pone.0221031. eCollection 2019.

2.

Differences in the Emission of Volatile Organic Compounds (VOCs) between Non-Differentiating and Adipogenically Differentiating Mesenchymal Stromal/Stem Cells from Human Adipose Tissue.

Klemenz AC, Meyer J, Ekat K, Bartels J, Traxler S, Schubert JK, Kamp G, Miekisch W, Peters K.

Cells. 2019 Jul 10;8(7). pii: E697. doi: 10.3390/cells8070697.

3.

Effects of elevated oxygen levels on VOC analysis by means of PTR-ToF-MS.

Trefz P, Pugliese G, Brock B, Schubert JK, Miekisch W.

J Breath Res. 2019 Jul 9;13(4):046004. doi: 10.1088/1752-7163/ab28ec.

PMID:
31185457
4.

Crowd monitoring in dairy cattle-real-time VOC profiling by direct mass spectrometry.

Gierschner P, Küntzel A, Reinhold P, Köhler H, Schubert JK, Miekisch W.

J Breath Res. 2019 Jul 11;13(4):046006. doi: 10.1088/1752-7163/ab269f.

PMID:
31158826
5.

VOC breath profile in spontaneously breathing awake swine during Influenza A infection.

Traxler S, Bischoff AC, Saß R, Trefz P, Gierschner P, Brock B, Schwaiger T, Karte C, Blohm U, Schröder C, Miekisch W, Schubert JK.

Sci Rep. 2018 Oct 5;8(1):14857. doi: 10.1038/s41598-018-33061-2.

6.

Natural menstrual rhythm and oral contraception diversely affect exhaled breath compositions.

Sukul P, Schubert JK, Trefz P, Miekisch W.

Sci Rep. 2018 Jul 18;8(1):10838. doi: 10.1038/s41598-018-29221-z.

7.

Versatile set-up for non-invasive in vitro analysis of headspace VOCs.

Traxler S, Bischoff AC, Trefz P, Schubert JK, Miekisch W.

J Breath Res. 2018 Jul 3;12(4):041001. doi: 10.1088/1752-7163/aaccad.

PMID:
29900878
8.

Evaluation of needle trap micro-extraction and solid-phase micro-extraction: Obtaining comprehensive information on volatile emissions from in vitro cultures.

Oertel P, Bergmann A, Fischer S, Trefz P, Küntzel A, Reinhold P, Köhler H, Schubert JK, Miekisch W.

Biomed Chromatogr. 2018 Oct;32(10):e4285. doi: 10.1002/bmc.4285. Epub 2018 Jun 5.

PMID:
29761519
9.

Continuous real-time breath analysis in ruminants: effect of eructation on exhaled VOC profiles.

Oertel P, Küntzel A, Reinhold P, Köhler H, Schubert JK, Kolb J, Miekisch W.

J Breath Res. 2018 May 14;12(3):036014. doi: 10.1088/1752-7163/aabdaf.

PMID:
29648550
10.

Can Recognition of Spinal Ischemia Be Improved? Application of Motor-Evoked Potentials, Serum Markers, and Breath Gas Analysis in an Acutely Instrumented Pig Model.

Püschel A, Ebel R, Fuchs P, Hofmann J, Schubert JK, Roesner JP, Bergt S, Wree A, Vollmar B, Klar E, Bünger CM, Kischkel S.

Ann Vasc Surg. 2018 May;49:191-205. doi: 10.1016/j.avsg.2018.01.095. Epub 2018 Mar 5.

PMID:
29518504
11.

Safety and applicability of a pre-stage public access ventilator for trained laypersons: a proof of principle study.

Fuchs P, Obermeier J, Kamysek S, Degner M, Nierath H, Jürß H, Ewald H, Schwarz J, Becker M, Schubert JK.

BMC Emerg Med. 2017 Dec 4;17(1):37. doi: 10.1186/s12873-017-0150-5.

12.

Effects of humidity, CO2 and O2 on real-time quantitation of breath biomarkers by means of PTR-ToF-MS.

Trefz P, Schubert JK, Miekisch W.

J Breath Res. 2018 Mar 1;12(2):026016. doi: 10.1088/1752-7163/aa9eea.

PMID:
29199640
13.

Applied upper-airway resistance instantly affects breath components: a unique insight into pulmonary medicine.

Sukul P, Schubert JK, Kamysek S, Trefz P, Miekisch W.

J Breath Res. 2017 Nov 1;11(4):047108. doi: 10.1088/1752-7163/aa8d86.

PMID:
28925377
14.

Strategies for the identification of disease-related patterns of volatile organic compounds: prediction of paratuberculosis in an animal model using random forests.

Kasbohm E, Fischer S, Küntzel A, Oertel P, Bergmann A, Trefz P, Miekisch W, Schubert JK, Reinhold P, Ziller M, Fröhlich A, Liebscher V, Köhler H.

J Breath Res. 2017 Nov 1;11(4):047105. doi: 10.1088/1752-7163/aa83bb.

PMID:
28768897
15.

Exhaled volatile substances mirror clinical conditions in pediatric chronic kidney disease.

Obermeier J, Trefz P, Happ J, Schubert JK, Staude H, Fischer DC, Miekisch W.

PLoS One. 2017 Jun 1;12(6):e0178745. doi: 10.1371/journal.pone.0178745. eCollection 2017.

16.

Drug detection in breath: non-invasive assessment of illicit or pharmaceutical drugs.

Trefz P, Kamysek S, Fuchs P, Sukul P, Schubert JK, Miekisch W.

J Breath Res. 2017 Mar 20;11(2):024001. doi: 10.1088/1752-7163/aa61bf. Review.

PMID:
28220762
17.

Monitoring of breath VOCs and electrical impedance tomography under pulmonary recruitment in mechanically ventilated patients.

Brock B, Kamysek S, Silz J, Trefz P, Schubert JK, Miekisch W.

J Breath Res. 2017 Jan 9;11(1):016005. doi: 10.1088/1752-7163/aa53b2.

PMID:
28068288
18.

Effects of biological and methodological factors on volatile organic compound patterns during cultural growth of Mycobacterium avium ssp. paratuberculosis.

Küntzel A, Fischer S, Bergmann A, Oertel P, Steffens M, Trefz P, Miekisch W, Schubert JK, Reinhold P, Köhler H.

J Breath Res. 2016 Sep 8;10(3):037103. doi: 10.1088/1752-7155/10/3/037103.

PMID:
27604146
19.

FEV manoeuvre induced changes in breath VOC compositions: an unconventional view on lung function tests.

Sukul P, Schubert JK, Oertel P, Kamysek S, Taunk K, Trefz P, Miekisch W.

Sci Rep. 2016 Jun 17;6:28029. doi: 10.1038/srep28029.

20.

High intravascular tissue factor-but not extracellular microvesicles-in septic patients is associated with a high SAPS II score.

Trepesch C, Nitzsche R, Glass A, Kreikemeyer B, Schubert JK, Oehmcke-Hecht S.

J Intensive Care. 2016 May 23;4:34. doi: 10.1186/s40560-016-0160-5. eCollection 2016.

21.

Motion reduction and multidimensional denoising in Voltage-sensitive Dye imaging.

Romero A, Schwerdtfeger K, Szczygielski J, Flotho P, Schubert JK, Haab L, Hmila M, Strauss DJ.

Conf Proc IEEE Eng Med Biol Soc. 2015;2015:6273-6. doi: 10.1109/EMBC.2015.7319826.

PMID:
26737726
22.

Instant effects of changing body positions on compositions of exhaled breath.

Sukul P, Trefz P, Kamysek S, Schubert JK, Miekisch W.

J Breath Res. 2015 Nov 19;9(4):047105. doi: 10.1088/1752-7155/9/4/047105.

PMID:
26582820
23.

In Vivo Volatile Organic Compound Signatures of Mycobacterium avium subsp. paratuberculosis.

Bergmann A, Trefz P, Fischer S, Klepik K, Walter G, Steffens M, Ziller M, Schubert JK, Reinhold P, Köhler H, Miekisch W.

PLoS One. 2015 Apr 27;10(4):e0123980. doi: 10.1371/journal.pone.0123980. eCollection 2015.

24.

Electrochemical sensor system for breath analysis of aldehydes, CO and NO.

Obermeier J, Trefz P, Wex K, Sabel B, Schubert JK, Miekisch W.

J Breath Res. 2015 Mar 9;9(1):016008. doi: 10.1088/1752-7155/9/1/016008.

PMID:
25749754
25.

Detection of gaseous compounds by needle trap sampling and direct thermal-desorption photoionization mass spectrometry: concept and demonstrative application to breath gas analysis.

Kleeblatt J, Schubert JK, Zimmermann R.

Anal Chem. 2015 Feb 3;87(3):1773-81. doi: 10.1021/ac5039829. Epub 2015 Jan 12.

PMID:
25517186
26.

Immediate effects of breath holding maneuvers onto composition of exhaled breath.

Sukul P, Trefz P, Schubert JK, Miekisch W.

J Breath Res. 2014 Sep;8(3):037102. doi: 10.1088/1752-7155/8/3/037102. Epub 2014 Sep 4.

PMID:
25189647
27.

Microextraction techniques in breath biomarker analysis.

Miekisch W, Trefz P, Bergmann A, Schubert JK.

Bioanalysis. 2014 May;6(9):1275-91. Review. No abstract available.

PMID:
25077354
28.

Dysfunctional cortical inhibition in adult ADHD: neural correlates in auditory event-related potentials.

Schubert JK, Gonzalez-Trejo E, Retz W, Rösler M, Corona-Strauss FI, Steidl G, Teuber T, Strauss DJ.

J Neurosci Methods. 2014 Sep 30;235:181-8. doi: 10.1016/j.jneumeth.2014.06.025. Epub 2014 Jul 14.

PMID:
25033725
29.

Volatile emissions from Mycobacterium avium subsp. paratuberculosis mirror bacterial growth and enable distinction of different strains.

Trefz P, Koehler H, Klepik K, Moebius P, Reinhold P, Schubert JK, Miekisch W.

PLoS One. 2013 Oct 8;8(10):e76868. doi: 10.1371/journal.pone.0076868. eCollection 2013.

30.

Continuous real time breath gas monitoring in the clinical environment by proton-transfer-reaction-time-of-flight-mass spectrometry.

Trefz P, Schmidt M, Oertel P, Obermeier J, Brock B, Kamysek S, Dunkl J, Zimmermann R, Schubert JK, Miekisch W.

Anal Chem. 2013 Nov 5;85(21):10321-9. doi: 10.1021/ac402298v. Epub 2013 Oct 7.

PMID:
24044609
31.

Investigation of the photoionization properties of pharmaceutically relevant substances by resonance-enhanced multiphoton ionization spectroscopy and single-photon ionization spectroscopy using synchrotron radiation.

Kleeblatt J, Ehlert S, Hölzer J, Sklorz M, Rittgen J, Baumgärtel P, Schubert JK, Zimmermann R.

Appl Spectrosc. 2013 Aug;67(8):860-72. doi: 10.1366/13-06988.

PMID:
23876725
32.

Volatile breath biomarkers for patient monitoring during haemodialysis.

Goerl T, Kischkel S, Sawacki A, Fuchs P, Miekisch W, Schubert JK.

J Breath Res. 2013 Mar;7(1):017116. doi: 10.1088/1752-7155/7/1/017116. Epub 2013 Feb 27.

PMID:
23446309
33.

Evaluation of needle trap micro-extraction and automatic alveolar sampling for point-of-care breath analysis.

Trefz P, Rösner L, Hein D, Schubert JK, Miekisch W.

Anal Bioanal Chem. 2013 Apr;405(10):3105-15. doi: 10.1007/s00216-013-6781-9. Epub 2013 Feb 7. Erratum in: Anal Bioanal Chem. 2013 Jun;405(16):5617.

PMID:
23388692
34.

Nonlocal two dimensional denoising of frequency specific chirp evoked ABR single trials.

Schubert JK, Teuber T, Steidl G, Strauss DJ, Corona-Strauss FI.

Conf Proc IEEE Eng Med Biol Soc. 2012;2012:2527-30. doi: 10.1109/EMBC.2012.6346478.

PMID:
23366439
35.

Data interpretation in breath biomarker research: pitfalls and directions.

Miekisch W, Herbig J, Schubert JK.

J Breath Res. 2012 Sep;6(3):036007. doi: 10.1088/1752-7155/6/3/036007. Epub 2012 Aug 2.

PMID:
22854185
36.

Breath analysis during one-lung ventilation in cancer patients.

Kischkel S, Miekisch W, Fuchs P, Schubert JK.

Eur Respir J. 2012 Sep;40(3):706-13. doi: 10.1183/09031936.00125411. Epub 2012 Jan 20.

37.

Needle trap micro-extraction for VOC analysis: effects of packing materials and desorption parameters.

Trefz P, Kischkel S, Hein D, James ES, Schubert JK, Miekisch W.

J Chromatogr A. 2012 Jan 6;1219:29-38. doi: 10.1016/j.chroma.2011.10.077. Epub 2011 Nov 9.

PMID:
22137782
38.

Phase-resolved real-time breath analysis during exercise by means of smart processing of PTR-MS data.

Schwoebel H, Schubert R, Sklorz M, Kischkel S, Zimmermann R, Schubert JK, Miekisch W.

Anal Bioanal Chem. 2011 Oct;401(7):2079-91. doi: 10.1007/s00216-011-5173-2. Epub 2011 Jun 26.

PMID:
21706328
39.

Drug detection in breath: effects of pulmonary blood flow and cardiac output on propofol exhalation.

Kamysek S, Fuchs P, Schwoebel H, Roesner JP, Kischkel S, Wolter K, Loeseken C, Schubert JK, Miekisch W.

Anal Bioanal Chem. 2011 Oct;401(7):2093-102. doi: 10.1007/s00216-011-5099-8. Epub 2011 Jun 4.

PMID:
21643859
40.

Breath biomarkers for lung cancer detection and assessment of smoking related effects--confounding variables, influence of normalization and statistical algorithms.

Kischkel S, Miekisch W, Sawacki A, Straker EM, Trefz P, Amann A, Schubert JK.

Clin Chim Acta. 2010 Nov 11;411(21-22):1637-44. doi: 10.1016/j.cca.2010.06.005. Epub 2010 Jun 10.

PMID:
20542019
41.

Polypyrrole solid phase microextraction: A new approach to rapid sample preparation for the monitoring of antibiotic drugs.

Szultka M, Kegler R, Fuchs P, Olszowy P, Miekisch W, Schubert JK, Buszewski B, Mundkowski RG.

Anal Chim Acta. 2010 May 14;667(1-2):77-82. doi: 10.1016/j.aca.2010.04.011. Epub 2010 Apr 10.

PMID:
20441869
42.

Automated needle trap heart-cut GC/MS and needle trap comprehensive two-dimensional GC/TOF-MS for breath gas analysis in the clinical environment.

Mieth M, Schubert JK, Gröger T, Sabel B, Kischkel S, Fuchs P, Hein D, Zimmermann R, Miekisch W.

Anal Chem. 2010 Mar 15;82(6):2541-51. doi: 10.1021/ac100061k.

PMID:
20170082
43.

Breath gas aldehydes as biomarkers of lung cancer.

Fuchs P, Loeseken C, Schubert JK, Miekisch W.

Int J Cancer. 2010 Jun 1;126(11):2663-70. doi: 10.1002/ijc.24970.

44.

Preparation and characterization of microporous fibers for sample preparation and LC-MS determination of drugs.

Buszewski B, Nowaczyk J, Ligor T, Olszowy P, Ligor M, Wasiniak B, Miekisch W, Schubert JK, Amann A.

J Sep Sci. 2009 Jul;32(14):2448-54. doi: 10.1002/jssc.200900094.

PMID:
19569094
45.

Multibed needle trap devices for on site sampling and preconcentration of volatile breath biomarkers.

Mieth M, Kischkel S, Schubert JK, Hein D, Miekisch W.

Anal Chem. 2009 Jul 15;81(14):5851-7. doi: 10.1021/ac9009269.

PMID:
19548667
46.

Impact of sampling procedures on the results of breath analysis.

Miekisch W, Kischkel S, Sawacki A, Liebau T, Mieth M, Schubert JK.

J Breath Res. 2008 Jun;2(2):026007. doi: 10.1088/1752-7155/2/2/026007. Epub 2008 Jun 9.

PMID:
21383448
47.

Assessment of propofol concentrations in human breath and blood by means of HS-SPME-GC-MS.

Miekisch W, Fuchs P, Kamysek S, Neumann C, Schubert JK.

Clin Chim Acta. 2008 Sep;395(1-2):32-7. doi: 10.1016/j.cca.2008.04.021. Epub 2008 May 1.

PMID:
18498766
48.

Monitoring of oxidative and metabolic stress during cardiac surgery by means of breath biomarkers: an observational study.

Pabst F, Miekisch W, Fuchs P, Kischkel S, Schubert JK.

J Cardiothorac Surg. 2007 Sep 18;2:37.

49.

Determination of antibiotic drug concentrations in circulating human blood by means of solid phase micro-extraction.

Schubert JK, Miekisch W, Fuchs P, Scherzer N, Lord H, Pawliszyn J, Mundkowski RG.

Clin Chim Acta. 2007 Nov-Dec;386(1-2):57-62. Epub 2007 Aug 7.

PMID:
17765886
50.

Impact of inspired substance concentrations on the results of breath analysis in mechanically ventilated patients.

Schubert JK, Miekisch W, Birken T, Geiger K, Nöldge-Schomburg GF.

Biomarkers. 2005 Mar-Jun;10(2-3):138-52.

PMID:
16076729

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