Buchta C., Zeichhardt H., Griesmacher A., Schellenberg I., Kammel M. (2023)
Ignoring SARS-CoV-2 testing performance during COVID-19
Lancet Microbe. 2023 Feb 3:S2666-5247(23)00030-7. doi: 10.1016/S2666-5247(23)00030-7
Buchta C, Zeichhardt H, Aberle SW, Camp JV, Görzer I, Weseslindtner L, Puchhammer-Stöckl E, Huf W, Benka B, Allerberger F, Mielke M, Griesmacher A, Müller MM, Schellenberg I, Kammel M (2023)
Design of external quality assessment schemes and definition of the roles of their providers in future epidemics
Lancet Microbe. 2023 May 5:S2666-5247(23)00072-1. doi: 10.1016/S2666-5247(23)00072-1
Christoph Buchta, Heinz Zeichhardt, Tony Badrick, Wim Coucke, Nathalie Wojtalewicz, Andrea Griesmacher, Stephan W. Aberle, Ingo Schellenberg, Ellis Jacobs, Gunnar Nordin, Christian Schweiger, Karin Schwenoha, Peter B. Luppa, Ulrich M. Gassner, Thomas Wagner, Martin Kammel (2023)
Classification of “Near-patient” and “Point-of-Care” SARS-CoV-2 Nucleic Acid Amplification Test Systems and a first approach to evaluate their analytical independence of operator activities
Laura Vierbaum, Nathalie Wojtalewicz , Anne Kaufmann, Sabine Goseberg, Patricia Kaiser, Hans-Peter Grunert, Ulf Dühring, Anika Zimmermann, Annemarie Scholz, Janine Michel, Andreas Nitsche, Holger F. Rabenau, Martin Obermeier, Ingo Schellenberg, Heinz Zeichhardt, Martin Kammel (2023)
Results of the first German external quality assessment scheme for the detection of monkeypox virus DNA
Nathalie Wojtalewicz, Laura Vierbaum, Anne Kaufmann, Ingo Schellenberg, Stefan Holdenrieder (2023)
Longitudinal Evaluation of AFP and CEA External Proficiency Testing Reveals Need for Method Harmonization
Vierbaum L., Wojtalewicz N., Grunert H.P., Zimmermann A., Scholz A. , Goseberg S., Kaiser P., Duehring U., Drosten C., Corman V., Niemeyer D., Rabenau H.F., Obermeier M., Nitsche A., Michel J., Puyskens A., Huggett J.F., O'Sullivan D.M., Busby E., Cowen S., Vallone P.M., Cleveland M.H., Falak S., Kummrow A., Schellenberg I., Zeichhardt H., Kammel M. (2023)
Results of German external quality assessment schemes for SARS-CoV-2 antigen detection
Guido Freckmann , Lutz Heinemann , Stefan Pleus , Astrid Petersmann , Patricia Kaiser , Matthias Nauck (2022)
Messqualität bei der Glukosemessung im Rahmen der Diabetesdiagnose und -therapie in Deutschland
Guillain Mikaty, Séverine Matheus, Oliver Donoso Mantke, Elaine McCulloch, Heinz Zeichhardt , Jean-Claude Manuguerra, MediLabSecure (2022)
Evaluation of the diagnostic capacities for emerging arboviral diseases in the international network MediLabSecure from 2014 to 2018 - Importance of external quality assessments
Lisa M.Johnson, Michael Spannagl, Nathalie Wojtalewicz, Jürgen Durner (2022)
Comparison of fecal calprotectin and pancreatic elastase assays based on proficiency testing results
Clin Biochem. 2022 May 14; S0009-9120(22)00131-X. doi: 10.1016/j.clinbiochem.2022.05.002.
Mojca Milavec, Jernej Pavšič, Alexandra Bogožalec Košir, Gerwyn M Jones, Denise M O'Sullivan, Alison S Devonshire, Fran Van Heuverswyn, Maria Karczmarczyk, Jannika Neeb, Annabell Plauth, Philippe Corbisier, Heinz Schimmel, Andreas Kummrow, Jörg Neukammer, Carole A Foy, Martin Kammel, Hans-Peter Grunert, Heinz Zeichhardt, Jim F Huggett (2022)
The performance of human cytomegalovirus digital PCR reference measurement procedure in seven external quality assessment schemes over four years
Methods. 2022 May;201:65-73.doi: 10.1016/j.ymeth.2021.03.016. Epub 2021 Apr 1.
P. Kaiser, G. Freckmann, A. Petersmann, M. Nauck, L. Heinemann (2022)
[HbA1c-Messungen im Ringversuch: Anpassung der Akzeptanzgrenzen in der Rili-BÄK][German only]
Renata Šmit, Nathalie Wojtalewicz, Laura Vierbaum, Farzin Nourbakhsh, Ingo Schellenberg, Klaus-Peter Hunfeld, Benedikt Lohr (2022)
Epidemiology, Management, Quality of Testing and Cost of Syphilis in Germany: A Retrospective Model Analysis
Samreen Falak, Rainer Macdonald, Eloise J Busby, Denise M O'Sullivan, Mojca Milavec, Annabell Plauth, Martin Kammel, Heinz Zeichhardt, Hans-Peter Grunert, Andreas Kummrow, Jim F Huggett (2022)
An assessment of the reproducibility of reverse transcription digital PCR quantification of HIV-1
Methods. 2022 May;201:34-40.doi: 10.1016/j.ymeth.2021.03.006. Epub 2021 Mar 12.
Tim Mercer, Neil Almond, Michael A Crone, Patrick S G Chain , Alina Deshpande, Deepa Eveleigh, Paul Freemont, Sebastien Fuchs, Russell Garlick, Jim Huggett, Martin Kammel, Po-E Li, Mojca Milavec, Elizabeth M Marlowe, Denise M O'Sullivan, Mark Page, Gary A Pestano, Sara Suliman, Birgitte Simen, John J Sninsky, Lynne Sopchak, Cristina M Tato, Peter M Vallone, Jo Vandesompele, Thomas J White, Heinz Zeichhardt, Marc Salit (2022)
The Coronavirus Standards Working Group's roadmap for improved population testing
Tony Badrick, Graham Jones, W Greg Miller, Mauro Panteghini, Andrew Quintenz, Sverre Sandberg, Michael Spannagl (2022)
Differences between Educational and Regulatory External Quality Assurance/Proficiency Testing Schemes
Vierbaum L, Wojtalewicz N, Grunert H-P, Lindig V, Duehring U, Drosten C, Corman V, Niemeyer D, Ciesek S, Rabenau HF, Berger A, Obermeier M, Nitsche A, Michel J, Mielke M, Huggett J, O'Sullivan D, Busby E, Cowen S, Vallone PM, Cleveland MH, Falak S, Kummrow A, Keller T, Schellenberg I, Zeichhardt H, Kammel M (2022) (2022)
RNA reference materials with defined viral RNA loads of SARS-CoV-2—A useful tool towards a better PCR assay harmonization
William Jonathan Windsor, Yannik Roell, Heidi Tucker, Chi-An Cheng, Sara Suliman, Laura J Peek, Gary A Pestano, William T Lee, Heinz Zeichhardt, Molly M Lamb, Martin Kammel, Hui Wang, Ross Kedl, Cody Rester, Thomas E Morrison, Bennet J Davenport, Kyle Carson, Jennifer Yates, Kelly Howard, Karen Kulas, David R Walt, Aner Dafni, Daniel Taylor, May Chu (2022)
Harmonization of Multiple SARS-CoV-2 Reference Materials Using the WHO IS (NIBSC 20/136): Results and Implications
Front Microbiol. 2022 May 30;13:893801.doi: 10.3389/fmicb.2022.893801. eCollection 2022.
Daniel Evans, Simon Cowen, Martin Kammel, Denise M O'Sullivan, Graham Stewart, Hans-Peter Grunert, Jacob Moran-Gilad, Jasper Verwilt, Jiwon In, Jo Vandesompele, Kathryn Harris, Ki Ho Hong, Nathaniel Storey, Suzie Hingley-Wilson, Ulf Dühring, Young-Kyung Bae , Carole A Foy, Julian Braybrook, Heinz Zeichhardt, Jim F Huggett (2021)
The Dangers of Using Cq to Quantify Nucleic Acid in Biological Samples: A Lesson From COVID-19
Clin Chem. 2021 Dec 30;68(1):153-162.doi: 10.1093/clinchem/hvab219.
Hildebrandt A, Zintl A, Montero E, Hunfeld KP, Gray J. (2021)
Human Babesiosis in Europe
Hoffmüller P, Brüggemann M, Eggermann T, Ghoreschi K, Haase D, Hofmann J, Hunfeld KP, Koch K, Meisel C, Michl P, Müller J, Müller C, Rabenau HF, Reinhardt D, Riemenschneider MJ, Sachs UJ, Sack U, Stenzinger A, Streichert T, von Neuhoff N, et al. (2021)
Advisory opinion of the AWMF Ad hoc Commission In-vitro Diagnostic Medical Devices regarding in-vitro diagnostic medical devices manufactured and used only within health institutions established in the Union according to Regulation (EU) 2017/746 (IVDR).
AWMF Ad hoc Commision In-vitro Diagnostic Medical Devices.
Ger Med Sci. 2021 Jun 1;19:Doc08. doi: 10.3205/000295.
Huynh HH, Bœuf A, Pfannkuche J, Schuetz P, Thelen M, Nordin G, van der Hagen E, Kaiser P, Kesseler D, Badrick T, Poggi B, Tiikkainen U, Davies GJ, Kessler A, Plebani M, Vinh J, Delatour V; The IFCC WG-PCT members. (2021)
Harmonization status of procalcitonin measurements: what do comparison studies and EQA schemes tell us?
Schneider H, Hess C, Kessler A, Steimer W. (2021)
Quantification of antibiotics in patient samples: state of the art in standardization and proficiency testing
Sebastian Hörber , Patricia Kaiser, Peter Achenbach, Erwin Schleicher, Andreas Peter (2021)
Nuova classificazione del diabete mellito - Requisiti per i parametri di laboratorio
Stefan Pleus , Lutz Heinemann , Guido Freckmann , Matthias Nauck , Andrea Tytko , Patricia Kaiser , Astrid Petersmann (2021)
[Glukosemessung in der Diabetesdiagnostik und -therapie: Laboratoriumsmedizinische Untersuchung inkl. patientennaher Sofortdiagnostik, Blutglukoseselbstmessung und kontinuierliches Glukosemonitoring] (German)
Wojtalewicz N, Vierbaum L, Schellenberg I, Hunfeld KP (2021)
Evaluation of INSTAND e.V.'s External Proficiency Testing Program for Tetanus and Diphtheria Antitoxin Detection: Lessons for Assessing Levels of Immunoprotection
Int J Infect Dis. 2020 Dec 21;S1201-9712(20)32570-4.
doi: 10.1016/j.ijid.2020.12.046
Alexandra Bogožalec Košir, Tašja Cvelbar, Martin Kammel, Hans-PeterGrunert, Heinz Zeichhardt, Mojca Milavec (2020)
Digital PCR method for detection and quantification of specific antimicrobial drug-resistance mutations in human cytomegalovirus
Delatour V, Clouet-Foraison N, Jaisson S, Kaiser P, Gillery P (2020)
Beware of Noncommutability of External Quality Assessment Materials for Hemoglobin A 1c
Denis Grote-Koska*, Rainer Klauke, Patricia Kaiser, Udo Kramer, Rainer Macdonald, Dietmar Lerche, Antje Staaden, Korbinian Brand and Gerhard Schumann (2020)
Total haemoglobin – a reference measuring system for improvement of standardisation
Huggett JF, Benes V, Bustin SA, Garson JA, Harris K, Kammel M , Kubista M , McHugh TD , Moran-Gilad J , Nolan T, Pfaffl MW, Salit M, Shipley G,Vallone PM,Vandesompele J,Wittwer C, Zeichhardt H (2020)
Cautionary Note on Contamination of Reagents Used for Molecular Detection of SARS-CoV-2
Michael Schmidt, Sebastian Hoehl, Annemarie Berger, Heinz Zeichhardt, Kai Hourfar, Sandra Ciesek, Erhard Seifried (2020)
Novel multiple swab method enables high efficiency in SARS-CoV -2 screenings without loss of sensitivity for screening of a complete population
P. Kaiser, M. Spannagl (2020)
Effetti dei nuovi limiti di accettazione secondo Rili-BÄK sui tassi di passaggio nel test interlaboratorio HbA1c
Diabetes, Stoffwechsel und Herz, Band 29, 3/2020
Rauer S, Kastenbauer S, Hofmann H, Fingerle V, Huppertz HI, Hunfeld KP, Krause A, Ruf B, Dersch R; Consensus group. (2020)
Guidelines for diagnosis and treatment in neurology - Lyme neuroborreliosis.
Ger Med Sci. 2020 Feb 27;18:Doc03. doi: 10.3205/000279. eCollection 2020.
PMID: 32341686
Serie di pubblicazioni INSTAND (2020)
Metodi selezionati di diagnostica del liquido cerebrospinale e neurochimica clinica
Deutsche Gesellschaft für Liquordiagnostik und Klinische Neurochemie e.V., ISBN 978-3-98217-810-3
Bress K, Madlener K, Hunfeld KP (2019)
Miglioramento dell'aderenza alle linee guida nella terapia dell'endocardite: la Endocarditis Conference come importante strumento di guida
Kupsch C, Gräser Y (2019)
Genome detection of dermatophytes: Current findings from the external quality assessment test
Hautarzt. 2019 Aug;70(8):627-637. doi: 10.1007/s00105-019-4435-3.
Nathalie Wojtalewicz, Ingo Schellenberg, Klaus-Peter Hunfeld (2019)
Evaluation of INSTAND e.V.'s external quality assessment for C-reactive protein and procalcitonin
PLoS One. 2019 Aug 16;14(8):e0221426. doi: 10.1371/journal.pone.0221426
Patricia Kaiser, Michael Spannagl (2019)
Garanzia di qualità nella diagnostica di laboratorio
Patscheke H, Hallbach J, Hunfeld KP (2019)
Posizione dei dispositivi medici diagnostici in vitro nella legislazione sui dispositivi medici - ruolo dei confronti interlaboratorio e delle istituzioni di riferimento per la sicurezza del paziente
Reischl U, Ehrenschwender M, Hiergeist A, Maaß M, Baier M, Frangoulidis D, Grass G, von Buttlar H, Scholz H, Fingerle V, Sing A, Dumke R, Reiter-Owona I, Anders A (2019)
Rilevamento del genoma batterico e fungino PCR/NAT: valutazione dello schema INSTAND e.V. EQA di novembre 2018 per il controllo di qualità esterno dei metodi di rilevamento biologico molecolare nella diagnostica batteriologica
Reischl U, Ehrenschwender M, Hiergeist A, Maaß M, Baier M, Frangoulidis D, Grass G, von Buttlar H, Scholz H, Fingerle V, Sing A, Dumke R, Reiter-Owona I, Anders A (2019)
Rilevamento del genoma batterico e fungino PCR/NAT: valutazione dello schema EQA giugno 2018 di INSTAND e.V. per il controllo di qualità esterno dei metodi di rilevamento biologico molecolare nella diagnostica batteriologica
Vincent Delatour, Noemie Clouet-Foraisona, Stephane Jaisson, Patricia Kaiser and Philippe Gillery (2019)
Trueness assessment of HbA1c routine assays: are processed EQA materials up to the job?
Andreas Bietenbeck, Wolf J Geilenkeuser, Frank Klawonn, Michael Spannagl, Matthias Nauck, Astrid Petersmann, Markus A Thale, Christof Winter, Peter B Luppa (2018)
External quality assessment schemes for glucose measurements in Germany: factors for successful participation, analytical performance and medical impact
Cristian Gabriel Arsene, Patricia Kaiser, Renata Paleari, Ande Henrion, Michael Spannagl, Andrea Mosca, on behalf of the IFCC Working Group on Standardisation of Hemoglobin A2 (WG-HbA2) (2018)
Determination of HbA2 by quantitative bottom-up proteomics and isotope dilution mass spectrometry
Garry John, Emma English, Rajiv T Erasmus, David Barry Sacks, Cas Weykamp, Christoph Buchta, Mathias M. Mueller, Yolande Lenga, Marek Budina, Josef Kratochvila, Bedrich Friedecky, Jean-Pascal Siest, Patricia Kaiser et al. (2018)
EurA1c: the European HbA1c Trial to Investigate the Performance of HbA1c Assays in 2166 Laboratories across 17 Countries and 24 Manufacturers by Use of the IFCC Model For Quality Targets
Lutz Heinemann, Patricia Kaiser, Guido Freckmann, Denis Grote-Koska, Wolfgang Kerner, Rüdiger Landgraf, Ludwig Merker, Ulrich Alfons Müller, Dirk Müller-Wieland, Johannes Roth, Michael Spannagl, Henri Wallaschofski, Matthias Nauck (2018)
Misurazioni di HbA1c in Germania: la qualità è sufficiente per il follow-up e la diagnosi?
Lutz Heinemann, Patricia Kaiser; Guido Freckmann; Denis Grote-Koska; Wolfgang Kerner, Rüdiger Landgraf; Ludwig Merker; Ulrich A. Müller; Dirk Müller-Wieland; Johannes Roth; Michael Spannagl; Henri Wallaschofski; Matthias Nauck (2018)
Higher HbA1c measurement quality standards are needed for follow-up and diagnosis: Experience and Analyses from Germany
Manfred Uhr, Patricia Kaiser (2018)
Test ad anello per la distruzione e i marcatori di demenza - modi per standardizzare la dignostica del CSF [Tedesco]
Ralf-Rüdiger Flörke, Günther Kappert (2018)
Test di competenza per i disturbi ereditari della coagulazione - Controllo di qualità esterno [Tedesco]
Rauer S, Kastenbauer S, Hofmann H, Fingerle V, Huppertz HI, Hunfeld KP et al. (2018)
Neuroborreliosi, linea guida S3 [Tedesco]
Rauer, S; Kastenbauer, S; Fingerle, V; Hunfeld, K; Huppertz, H; Dersch, R (2018)
Clinical practice guideline: Lyme neuroborreliosis
Rüttger S, Müller I, Hunfeld KP. (2018)
Sulla qualità dei metodi sierologici di infezione batteriologica in Germania:Valutazione dei test sierologici di infezione ad anello 2015 - Contributo della commissione di garanzia della qualità della DGHM [Tedesco]
Wayne Dimech, Liza M Cabuang, Hans-Peter Grunert, Vanessa Lindig, Vivienne James, Brigitte Senechal, Giuseppe A Vincini, Heinz Zeichhardt (2018)
Results of cytomegalovirus DNA viral loads expressed in copies per millilitre and international units per millilitre are equivalent
J Virol Methods. 2018 Feb;252:15-23.doi: 10.1016/j.jviromet.2017.11.001. Epub 2017 Nov 7.
Wellinghausen N, Abele-Horn M, Donoso Mantke O, Enders M, Fingerle V, Gärtner B, Hagedorn J, Rabenau H F, Reiter-Owona I, Tintelnot K, Weig M, Zeichhardt H, Hunfeld KP (2018)
MiQ, Immunological Methods for the Detection of Infectious Diseases
INSTAND e.V., Düsseldorf in cooperation with Dustri-Verlag Dr. Karl Feistle, Oberhaching, ISBN 978-3-87185-518-4.
Wojtalewicz N, Goseberg S, Kabrodt K, Schellenberg I. (2018)
Evaluation of the manufacturer-dependent differences in specific immunoglobulin E results for indoor allergens
Zoltán Prohászka, Michael Kirschfink, Ashley Frazer-Abel (2018)
Complement analysis in the era of targeted therapeutics
Durner J, Spannagl M. (2017)
New perspectives on existing data in comparative measurements: A simple extension of the regression analysis
Hofmann H, Fingerle V, Hunfeld KP, Huppertz HI, Krause A, Rauer S, Ruf B; Consensus group. (2018) (2017)
Cutaneous Lyme borreliosis: Guideline of the German Dermatology Society
Lohr B, Hildebrandt A, Hunfeld KP (2017)
Babesiosi umana: un breve profilo clinico microbiologico [Tedesco]
Renata Paleari, Donatella Caruso, Patricia Kaiser, Cristian Gabriel Arsene, Christine Schaeffer-Reiss, Alain Van Dorsselaer, Emmanuel Bissé, Maria Ospina, Víctor R. De Jesús, Barbara Wild, Andrea Mosca on behalf of the IFCC Working Group on Standardisatio (2017)
Developing a reference system for the IFCC standardization of HbA2
S Santibanez, J M Hübschen, M C Ben Mamou, M Muscat, K E Brown, R Myers, O Donoso Mantke, H Zeichhardt, D Brockmann, S V Shulga, C P Muller, P M O'Connor, M N Mulders, A Mankertz (2017)
Molecular surveillance of measles and rubella in the WHO European Region: new challenges in the elimination phase
Schürer-Maly CC, Guder WG, Wolf E, Bauer D, Fried R (2017)
Preanalitica: Formazione continua online per assistenti medici - Studio internazionale su necessità, benefici e sostenibilità [Tedesco]
Wojtalewicz N, Goseberg S, Kabrodt K, Schellenberg I (2017)
Risultati discordanti nella diagnostica delle allergie [Tedesco]
Wojtalewicz N, Goseberg S, Kabrodt K, Schellenberg I (2017)
Six years of INSTAND e.V. sIgE proficiency testing: An evaluation of in vitro allergy diagnostics
Wojtalewicz N. (2017)
Externe Qualitätskontrolle in der Labormedizin - Mehr als nur ein notwendiges Übel [only German]
C. Brauckmann, C. Frank, D. Schulze, P. Kaiser, R. Stoscha and C. Swarta (2016)
Preparation and characterisation of an 57Fe enriched haemoglobin spike material for species-specific isotope dilution mass spectrometry
J. Anal. At. Spectrom., 2016,31, 1846-1857
Deutsche Dermatologische Gesellschaft e.V. (DDG) (2016)
Linea guida S2k Borreliosi di Lyme cutanea
AWMF
www.awmf.org/leitlinien/detail/ll/013-044.html
Kaiser P, Peetz D, Spannagl M (2016)
Garanzia di qualità in diabetologia
Der Diabetologe 2016;12:1-4
Kragh T, Giebl A, Dick A, Kutsch M, Spannagl M (2016)
Trombelastometria - garanzia di qualità interna ed esterna
Mai M, Müller I, Walch D, Hunfeld K.-P (2016)
Sulla qualità dei metodi sierologici di infezione batteriologica in Germania: valutazione delle prove sierologiche di infezione interlaboratorio 2012 - Contributo della commissione di garanzia della qualità della DGHM
Der Mikrobiologe 26/1, S. 32-50
Mai M, Müller I, Walch D, Hunfeld KP (2016)
Sulla qualità dei metodi sierologici di infezione batteriologica in Germania: valutazione delle prove sierologiche di infezione interlaboratorio 2012 - Contributo della commissione di garanzia della qualità della DGHM
Patricia Kaiser, Michael Spannagl, Christel van Campenhout, Yolande Lenga, Carla Siebelder, Cas Weykamp (2016)
HbA1c: EQA in Germany, Belgium and the Netherlands using fresh whole blood samples with target values assigned with the IFCC reference system
Clin Chem Lab Med 2016;54:1769-75
Wellinghausen N, Abele-Horn M, Donoso Mantke O, Enders M, Fingerle V, Gärtner B, Hagedorn J, Rabenau H F, Reiter-Owona I, Tintelnot K, Weig M, Zeichhardt H, Hunfeld KP (2016)
MiQ Standard di qualità nella diagnostica microbiologico-infettivologica: Metodi immunologici per le infezioni
Urban & Fischer München, Jena
Zoltán Prohászka, Bo Nilsson, Ashley Frazer-Abel, Michael Kirschfink (2016)
Complement analysis 2016: Clinical indications, laboratorydiagnostics and quality control
Immunobiology 221 (2016) 1247–1258
Bundesärztekammer (German Medical Association), Instand e.V. (2015)
Guidelines of the German Medical Association on quality assurance in medical laboratory testing
Lohr B, Mueller I, Mai M, Norris DE, Schoeffski O, Hunfeld KP (2015)
Epidemiology and cost of hospital care for Lyme borreliosis in Germany: Lessons from a health care utilization database analysis
Ticks Tick Borne Dis., 6: 56-62
Reischl U, Schneider W, Ehrenschwender M, Hiergeist A et al. (2015)
Rilevamento del genoma batterico e fungino PCR/NAT: valutazione del round robin test maggio 2015 della INSTAND e.V. per il controllo di qualità esterno dei metodi di rilevamento biologico molecolare nella diagnostica batteriologica
Reischl U, Schneider W, Ehrenschwender M, Hiergeist A et al. (2015)
Rilevamento del genoma batterico e fungino PCR/NAT: valutazione del round robin test novembre 2015 della INSTAND e.V. per il controllo di qualità esterno dei metodi di rilevamento biologico molecolare nella diagnostica batteriologica
Kress M, Meissner D, Kramer U, Spannagl M, Kaiser P (2014)
Measurement procedure for glucose in serum using liquid chromatography isotope dilution – tandem mass spectrometry
Clin Lab 2014;60:1509-1515
Magiera R, Schürer-Maly C.-C., Mortsiefer A., Abholz H.-H., Maly F. E. Pentzek M (2014)
Are there Differences between Patients with and without the Homozygous -13910CC Genetic Variant in the MCM-6 Gene Upstream from the Lactase Gene? - A Non-Randomised, Two Armed Intervention Study without Control Group
Clin. Lab. 2014;60:1617-1625
Mai M, Müller I, Hunfeld KP (2014)
Qualità dei metodi sierologici batteriologici-infettivi in Germania: valutazione dei proficiency test sierologici infettivi 2011 - Contributo della Commissione per la garanzia della qualità della Società tedesca di igiene e microbiologia (DGHM)
Maly FE, Fried R, Spannagl M. (2014)
Participation and Performance in INSTAND Multi-Analyte Molecular Genetics External Quality Assessment Schemes from 2006 to 2012
Clin. Lab. 2014;60:333-338
Maneg D, Müller I, Hunfeld KP (2014)
ERisultati dello schema EQA 2010 dell'INSTAND di batteriologia-infezione sierologica: un'analisi riassuntiva - Contributo della Commissione per la garanzia della qualità della Società tedesca per l'igiene e la microbiologia (DGHM)
Reischl U, Schneider W, Holzmann T, Ehrenschwender M et al. (2014)
Rilevamento del genoma batterico e fungino PCR/NAT: valutazione del round robin test maggio 2014 della INSTAND e.V. per il controllo di qualità esterno dei metodi di rilevamento biologico molecolare nella diagnostica batteriologica
Reischl U, Schneider W, Holzmann T, Ehrenschwender M et al. (2014)
Rilevamento del genoma batterico e fungino PCR/NAT: valutazione del round robin test novembre 2014 della INSTAND e.V. per il controllo di qualità esterno dei metodi di rilevamento biologico molecolare nella diagnostica batteriologica
Reischl U, Schneider W, Holzmann T, Ehrenschwender M. et al. (2014)
Rilevamento del genoma batterico e fungino PCR/NAT: valutazione del round robin test novembre 2013 della INSTAND e.V. per il controllo di qualità esterno dei metodi di rilevamento biologico molecolare nella diagnostica batteriologica
Flegel A, Chiosea I, Sachs U, Bein G (2013)
External quality assessment in molecular immunohematology: the INSTAND proficiency test program
Transfusion 2013;53:2850-2858
Kramer U, Kress M, Reinauer H, Spannagl M, Kaiser P (2013)
Candidate Reference Measurement Procedures for Chloride, Potassium, Sodium, Calcium, Magnesium, and Lithium by Inductively Coupled Plasma (Isotope Dilution) Sector Field Mass Spectrometry (ICP-(ID) SFMS) in Serum
Clin Lab 2013;59:1017-1029
Reischl U, Straube E, Maaß M, Jacobs E, Schneider W, Fingerle V, Busch U, Frangoulidis D, Splettstösser W, Grass G, Reiter-Owona I (2013)
Rilevamento del genoma batterico e fungino PCR/NAT: valutazione del round robin test maggio 2013 della INSTAND e.V. per il controllo di qualità esterno dei metodi di rilevamento biologico molecolare nella diagnostica batteriologica
Riffelmann M, Hunfeld KP, Müller I, Xing D, Kennerknecht N, Wirsing von König CH. (2013)
External quality assessment of pertussis serology in Germany
Eur. J. Clin. Microbiol. Infect. Dis., 32:421-3.
Rüsch-Gerdes S, Janitschke K, Homorodean D (2013)
Second Conference of National Tuberculosis Reference Laboratories from Central and East European Countries
Schürer-Maly C, Wood WG, Falbo R, Brambilla P, Heller C, Schwarz P, Illigen D, Adler M, Heitzmann N, Bauer D, Fischer M, Spannagl M (2013)
An Educational Web-Based External Quality Assessment Outcome and Evaluation: First Experiences with Urinary Sediment and Hemostaseology
Clin. Lab. 2013;59:1061-1069
Wittek M, Müller I, Hunfeld KP (2013)
Risultati del test batteriologico-infettivo sierologico dell'anello INSTAND 2009: un'analisi riassuntiva - Contributo della Commissione di garanzia della qualità della Società tedesca di igiene e microbiologia (DGHM)
GMS Z. Forder. Qualitätssich. Med. Lab. (4):: Doc02, DOI: 10.3205/lab000000, URN: urn:nbn:de:0183-lab0000094
Wittek M, Müller I, Hunfeld KP (2013)
Risultati del test batteriologico-infettivo sierologico dell'anello INSTAND 2009: un'analisi riassuntiva - Contributo della Commissione di garanzia della qualità della Società tedesca di igiene e microbiologia (DGHM)
Hagedorn, HJ, Brockmeyer, NH, Hunfeld, KP, Münstermann, D, Potthof, A, Schöfer, D (2012)
Sifilide. MiQ 16. standard di qualità microbiologico-infettivologica (MIQ)
Hrs. Podbielski A., Kniehl, E., Mauch H. und Rüssmann H., Uraban und Fischer, München
Müller, I., Freitag, M., Scharnetzky, E., Schoerner, Ch., Hlobil, H., Hagedorn, H.-J., Stanek G., Schubert-Unkmaeir, A., Norris, D., Gensichen, J., and Hunfeld, K.-P. (2012)
Evaluating frequency, diagnostic quality and cost of Lyme borreliosis testing in Germany: A retrospective model analysis
Clin. Develop. Immunol., Volume 2012, Article ID 595427, 13 pages doi: 10.1155/2012/595427
Janitschke K, Rüsch-Gerdes S, Homorodean D (2011)
Report on the Conference of National Tuberculosis Reference Laboratories from Central and East European Countries
Kaiser P, Reinauer H (2011)
Diabetes mellitus: The long way of standardization of Hba1c to the level of highest metrological order
Molnar PM, Dux L, Reinauer H, Kress M, Akerboom T, Szederkenyi E, Kaiser P (2011)
Procedure for determination of immunosuppressive drugs in whole blood with liquid chromatography-isotope dilution mass spectrometry
Stanek G, Fingerle V, Hunfeld KP, Jaulhac B, Kaiser R, Krause A, Kristoferitsch W, O'Connell S, Ornstein K, Strle F, Gray J (2011)
Lyme borreliosis: Clinical case definitions for diagnosis and management in Europe
Clin. Microbiol. Infect. 17(1):69-79, (online)
Walch D, Müller I, Coste O, and Hunfeld KP (2011)
Risultati delle prove batteriologiche-infettive sierologiche dell'anello INSTANS 2008: un rapporto riassuntivo - Contributo della Commissione di garanzia della qualità della Società tedesca di igiene e microbiologia (DGHM)
GMS Zeitschr. Förd. Qualitätssich. Med. Lab., Vol. 3, ISSN 1869-4241. (online)
Walch D, Müller I, Coste O, Hunfeld KP (2011)
Risultati dei test sierologici batteriologici INSTAND interlaboratorio 2008: un rapporto riassuntivo - contributo della commissione di garanzia della qualità della Società tedesca di igiene e microbiologia (DGHM)
Böttcher, M, Straube, E., Hunfeld, KP, Arndt, KH, Maaß, M (2010)
EXTENDED CHLAMYDIA PNEUMONIAE SEROLOGY WITH A MIF-CALIBRATED THRESHOLD VALUE. In: Chlamydia Infections, Proceedings of the 12th International Symposium of Human Chlamydia Infections
Coste O, Müller I, Brade V, Hunfeld KP (2010)
Risultati del test batteriologico-infettivologico dell'anello INSTAND 2007: un rapporto riassuntivo - Contributo della commissione di garanzia della qualità della Società tedesca di igiene e microbiologia (DGHM), sierologia batteriologica delle infezioni
Kaiser P, Akerboom T, Rüdiger Ohlendorf R, Reinauer H (2010)
Liquid Chromatography-Isotope Dilution-Mass Spectrometry as a New Basis for the Reference Measurement Procedure for Hemoglobin A1c Determination
Clinical Chemistry 2010;56:5:750-754
Hunfeld, K.P., Kraiczy, P. (2009)
When is the best time to order a Western blot and how should it be interpreted?
Curr. Probl. Dermatol. 37:167-77
Müller I, Besier S, Hintereder G, Brade V, Hunfeld KP (2009)
Sulla qualità della sierologia batteriologica delle infezioni in Germania: una meta-analisi dei test di competenza sierologica delle infezioni dell'anno 2006 - contributo della Commissione di garanzia della qualità della DGHM
Reinauer H. (2009)
Standardizzazione internazionale presso ISO e CEN e prove interlaboratorio
Kaiser P, Akerboom T, Molnar P, Reinauer H. (2008)
Modified HPLC-Electrospray Ionization/Mass Spectrometry Method for HbA1c Based on IFCC Reference measurement Procedure
Clinical Chemistry 2008;54:6:1018-1022
Muller, I., Brade, V., Hagedorn, H.J., Straube, E., Schoerner, C., Frosch, M., Hlobil, H., Stanek, G., Hunfeld, K.-P (2008)
Is serological testing a reliable tool in laboratory diagnosis of syphilis? Meta-analysis of eight external quality control surveys performed by the German infection serology proficiency testing program
J. Clin. Microbiol. 44:1335-1341.
Bewarder N, Abmeier F, Bergmann S, Drohla S et al. Multicentre evaluation of performance of C-reactive protein analysis over a one-year period. Clin Lab. 2006;52(11-12):639-654
Poggensee, G. Fingerle, V. Hunfeld, KP et al., (2008)
Borreliosi di Lyme: esigenze di ricerca e approcci di ricerca. Risultati di una riunione interdisciplinare di esperti all'Istituto Robert Koch
Bundesgesundheitsblatt, 51: 1329-1339
Vacata V, Jahns-Streubel G, Baldus M, Wood WG (2008)
Practical solution for the control of the pre-analytical phase in decentralized clinical laboratories for meeting requirements of the medical laboratory accreditation standard ISO 15189
Clin Lab. 2007;53(3-4):211-215
Walch D, Müller I, Coste O, Hunfeld KP (2008)
Risultati delle prove batteriologiche-infettive sierologiche dell'anello INSTAND 2008
Kaiser P, Akerboom T, Dux L, Reinauer H. (2006)
Modification of the IFCC reference measurement procedure for determination of HbA1c by HPLC-ESI-MS
Kaiser P, Akerboom T, Wood WG, Reinauer H. (2006)
A new approach for the determination of immunosuppressive drugs using HPLC-MS/MS and Cs+ adducts
Kaiser P, Akerboom T, Wood WG, Reinauer H. (2006)
A novel LC-IDMS/MS method for the determination of the cardiac glycosides digoxin and digitoxin using caesium adducts
Wood WG. (2006)
Problems with the external quality assessment of accuracy of point of care devices (POCD) for blood glucose are independent of sample composition
Clin Lab 2006; 52(7-8):345-351
Lüdemann J, Schminke U, Berger K (2005)
Alte D et al. Association between alcohol consumption, laboratory markers and subclinical carotid atherosclerosis. The study of health in Pomerania
Clin. Chem. Lab. Med. 2005;43:A 72
Mitusch R, Lüdemann J, Wood W.G, Berger K et al. (2005)
Asymptomatic carotid atherosclerosis is associated with circulating Chlamydia pneumoniae DNA in younger normotensive subjects in a general population survey
Arteriosclerosis, Thrombosis and Vascular Biology 2005;25:386-391
Reinauer H, Wood WG. (2005)
External quality assessment of tumour marker analysis – The state of the art and consequences for estimating diagnostic sensitivity and specificity
Schminke U, Lüdemann J, Berger K, Jaschinski A et al. (2005)
The association between alcohol consumption and subclinical carotid atherosclerosis. The Study of Health in Pomerania
Wood WG (2005)
The preanalytical phase – Can the requirements of the DIN-EN-ISO 15189 be met practically for all laboratories? A view of the "German situation"
Clin. Lab. 2005;51:665-671
Wood WG (2005)
Some practical thoughts on restructuring the current guideline of the Federal Medical Council (Richtlinie der Bundesärztekammer [RiliBÄK]) in Germany for quality control in clinical laboratory analysis based on results from external quality assesment surv
Clin. Lab. 2005;51:547-573
Wood WG, Hanke R, Reinauer H. (2004)
Comparability of method results and performance in a national external quality assessment scheme between 1993 and 2003 using thyroid associated antibodies as examples.
Clin. Lab. 2004;50:209-222
Wood WG, Kramer U. (2004)
Correction to the IFCC primary reference method for the measurement of catalytical activity concentration of enzymes at 37°C – part 2: reference procedure for the measurement of creatine kinase – Letter to the Editor
Clin. Chem. Lab. Med. 2004;342:353
Wood WG, Singer J, Schmidt-Gayk H. (2004)
Establishment of reference intervals for enzyme catalytic activity concentration measurements at 37 °C – a practical approach
Clin. Lab. 2004;50:455-475
Kaiser P, Kramer U, Meißner D, Kress, M et al. (2003)
Determination of the cardiac glycosides digoxin and digitoxin by liquid chromatography combined with isotope dilution mass spectrometry (LCIDMS) – a candidate reference measurement procedure
Clin. Lab. 2003;49:329-343
Wood WG, Hanke R, Meißner D, Reinauer H. (2003)
Experience with an external quality assessment programme for point-of-caretesting (POCT) devices for the determination of blood glucose
Clin. Lab. 2003;49:151-159
Kress M, Meißner D, Kaiser P, Hanke R, Wood WG (2002)
The measurement of theophylline in human serum or plasma using gas chromatography and isotope-dilution mass-spectrometry (GC-IDMS) taking other substituted xanthines into consideration
Clin. Lab. 2002;48:535-540
Kress M, Meißner D, Kaiser P, Hanke R, Wood WG. (2002)
Determination of theophylline by HPLC and GC-IDMS, the effect of chemically similar xanthine derivatives on the specificity of the method and the possibility of paracetamol as an interfering substance
Clin. Lab. 2002;48:541-551
Kress M, Meißner D, Kaiser P, Wood WG (2002)
How to make things work again – troubleshooting using the GC-IDMS determination of triacylglycerols as an example
Clin. Lab. 2002;48:635-646
Wood WG (2002)
Errori nella determinazione dei marcatori tumorali
Dtsch. Med. Wochenschr. 2002;127:577
Wood WG. (2002)
Quando bisogna determinare la VES o la CRP?
Dtsch. Med. Wochenschr. 2002;127:2527-2528
Wood WG, Kress M, Meißner D, Hanke R, Reinauer H. (2001)
The determination of free and protein-bound haemoglobin in plasma using a combination of HPLC and absorption spectrometry
Clin. Lab. 2001;47:279-288
Appel W, Briehl E, Brüggemann M, da Fonseca Wolheim F et al. (1999)
Buona pratica diagnostica di laboratorio GLDP - Concetto di "Buona pratica diagnostica di laboratorio
Clin. Lab. 1999;45: 569-580
