Vorträge

2019

Derx J, Demeter K, Schijven J, Sommer R, Cervero-Arago S, Lindner G, Zoufal-Hruza CM, Linke R, Savio D, Ixenmaier SK, Kirschner AKT, Kromp H, Blaschke AP, Farnleitner AH (2019): How do future changes in climate, population and investments in wastewater management affect the microbial drinking water safety requirements of large river catchments?, 20th International Symposium on Health-Related Water Microbiology (HRWM), 15-20 September 2019, Vienna, Austria

Lindner G, Gmeiner E, Knetsch S, Lettl A, Holzhammer E, Farnleitner A, Sommer R (2019): Proliferation potential – Drinking water: Standardization and quality assurance, 20th International Symposium on Health-Related Water Microbiology (HRWM), 15 – 20 September 2019, Vienna, Austria

Oudega TJ, Lindner G, Farnleitner A, Sommer R, Kerber G, Blaschke AP (2019): Comparison of removal rates for Bacillus subtilis spores for different flow conditions, 20th International Symposium on Health-Related Water Microbiology (HRWM), 15 – 20 September 2019, Vienna, Austria

Demeter K, Derx J, Schijven J, Sommer R, Cervero-Aragó S, Lindner G, Zoufal-Hruza C, Linke R, Savio D, Ixenmaier SK, Kirschner AKT, Tomenendal A, Blaschke AP, Farnleitner A (2019): Effect of climatic and demographic changes and the upgrading of wastewater infrastructure on the bacterial faecal pollution of a large river and on the associated health risks, 20th International Symposium on Health-Related Water Microbiology (HRWM), 15 – 20 September 2019, Vienna, Austria

Linke R, Zeki S, Mayer R, Keiblinger K, Mach R, Derx J, Sommer R, Reischer G, Farnleitner A (2019): Loss of DNA to surface - reactive matrix compounds during extraction - the need for comprehensive process controls in molecular diagnostics of water samples, 20th International Symposium on Health-Related Water Microbiology (HRWM), 15 – 20 September 2019, Vienna, Austria

Kilic HS, Cervero-Aragó S, Frick C, Linke R, Schijven J, Kirschner AKT, Lindner G, Walochnik J, Sommer R, Blaschke AP, Farnleitner AH, Derx J (2019): Sources, Transport Paths and Infection Risks during the use of Urban Surface Waters for Recreational Activities, 20th International Symposium on Health-Related Water Microbiology (HRWM), 15 – 20 September 2019, Vienna, Austria

Kilic HS, Cervero-Aragó S, Frick C, Linke R, Schijven J, Kirschner AKT, Lindner G, Walochnik J, Sommer R, Blaschke AP, Farnleitner AH, Derx J (2019): Impact of Waterborne Pathogens on Infection Risks in Viennese Recreational Waters. Hydrocarpath International  Conference, November 14, 2019, Vienna, Austria, poster presentation.

Kirschner AKT, Reischer GH, Jakwerth S, Savio D, Ixenmaier S, Toth E, Sommer R, Mach RL, Linke R, Eiler A, Kolarevic S, Farnleitner AH (2019): Source tracking of microbial faecal pollution along a 2600 km stretch of the River Danube, 20th International Symposium on Health-Related Water Microbiology (HRWM), 15-20 September 2019, Vienna, Austria

Kolm C, Martzy R, Führer M, Mach RL, Krska R, Baumgartner S, Farnleitner AH, Reischer GH (2019): Detection of a microbial source tracking marker by isothermal helicase - dependent amplification and a nucleic acid lateral-flow strip test, 20th International Symposium on Health-Related Water Microbiology (HRWM), 15–20 September 2019, Vienna, Austria

Rehm C, Vierheilig J, Kolm C, Jakwerth S, Hein T, Farnleitner AH, Reischer GH, Kirschner AKT (2019): Quantification and prediction of Vibrio cholerae nonO1/nonO139 in bathing waters, 20th International Symposium on Health-Related Water Microbiology (HRWM), 15 – 20 September 2019, Vienna, Austria

Savio D, Karl M, Stadler P, Reischer GH, Demeter K, Linke RB, Blaschke AP, Mach RL, Kirschner AKT, Stadler H, Farnleitner A (2019): High-throughput 16S rRNA gene amplicon sequencing for the characterisation of the drinking water microbiome from an alpine karst spring. 20th International Symposium on Health-Related Water Microbiology (HRWM), 15 – 20 September 2019, Vienna, Austria

Savio D, Vierheilig J, Karl M, Houdek J, Jakwerth S, Fiedler F, Goll T, Brandl H, Kandler W, Sommer R, Kirschner AKT, Farnleitner AH (2019): Combining flow cytometric and taxonomic analysis of bacterial community dynamics to study the biostability of drinking water resources – Part 2: High-throughput 16S rRNA gene amplicon sequencing. 20th International Symposium on Health-Related Water Microbiology (HRWM), 15 – 20 September 2019, Vienna, Austria

Vierheilig J, Savio D, Jakwerth S, Karl M, Goll T, Fiedler F, Brandl H, Kandler W, Sommer R, Farnleitner AH, Kirschner AKT (2019): Combining flow cytometric and taxonomic analysis of bacterial community dynamics to study the biostability of drinking water resources – Part 1: Flow cytometric determination of microbial cell numbers. 20th International Symposium on Health-Related Water Microbiology (HRWM), 15 – 20 September 2019, Vienna, Austria

Zoufal-Hruza C, Frick C, Derx J, Savio D, Seidl D, Nadiotis-Tsaka T, Sommer R, Blaschke AP, Farnleitner AH (2019): Infectious Enterovirus in the Danube River, 20th International Symposium on Health-Related Water Microbiology (HRWM), 15 – 20 September 2019, Vienna, Austria
 

2015

Sommer R. (2015): Anforderungen an die mikrobiologische Wasserbeschaffenheit in Verdunstungs-Rückkühlanlagen. 13.01.2015, Fortbildung AKH-VAMED, Wien

Sommer R. (2015): Anforderungen und Betrieb von UV-Anlagen. ÖVGW Seminar 09.06.2015, Lockenhaus

Sommer R., Cérvero-Aragó S. and Holzhammer E. (2015): Does the addition of salt affect the disinfection capacity of pool water?6th International Conference on Swimming Pool and Spa, Royal Tropical Institute, Amsterdam, 17.03.-20.03.2015

Sommer R. (2015): Water Hygiene and Healthcare Facilities04.03.2015, CEE Semmelweis Conference on Hospital Hygiene and Patient Safety, InterContinental Vienna, Vienna

Sommer R. (2015): Anforderung und Qualitätssicherung bei der Desinfektion von Trink- und Abwasser.24.03.2015, ÖWAV-Seminar "Bestimmung der mikrobiologischen Wasserqualität", Wien

Sommer R. (2015): Reactor Validation and Modelling: Verification of the Efficacy of UV Disinfection of Water.19-22 May 2015, IUVA UV Research Frontiers Conference 2015, , 2015 Leeuwarden, Netherlands
 

2013

Sommer R (2013): Die neue Bäderhygiene – was ändert sich?17. Jänner 2013, Amt der Oberösterreichischen Landesregierung, Arbeitskreis Krankenhaushygiene, Linz

Sommer R (2013): Fortschritte und Missverständnisse bei der Desinfektion von Wasser. 24. Jänner 2013, Symposium Wasserversorgung, Wien

Farnleitner AH, Reischer GH, Wilhartitz, I, Ryzinska - Paier G,  Sommer R, Stadler, H, Kirschner AKT, Mach RL (2013): The hidden life in alpine spring water - towards the extension of the current microbial water quality concept.30. Jänner 2013, "Seminar am Wilheminenberg"Medizinische Universität Wien, Department für Integrative Biologie und Evolution, eingeladener Vortrag.

Sommer R (2013): Desinfektion von Wasser: Anforderungen und Qualitätssicherung. 19. März 2013, ÖWAV Seminar "Mikrobiologische Qualität von Trinkwasser", Wien

Farnleitner AH (2013): Untersuchung und Bewertung der mikrobiologischen Qualität von Wasserressourcen: von der Hazard-Detektion zur Risikoabschätzung.19.03.2013, Mikrobiologische Qualität von Trinkwasser – Neue Herausforderungen; ÖWAV & ÖVGW Tagung, Wien

Sommer R, Holzhammer E (2013): A new legal regulation for the quality of bathing water in Austria. 12.04.2013, 5th International Conference on Swimming Pool and Spa, Rome, Italy. Chairperson of the Session: Microbial Risk

Sommer R (2013): Wasser das wichtigste Lebensmittel: Fortschritte in der Kontrolle. Fortschritte Der Österreichischen Forschung in Hygiene und Mikrobiologie. 29. Juni 2013, Symposium für Prof. Marth, Graz

Sommer R, Cabaj A, Hirschmann G, Schmalwieser A,  Haider T (2013): Validation of UV Disinfection Systems by means of Biodosimetry: Effect of Recirculation Mode.05.06.2013, IUVA Regional Conference, Karlsruhe, Germany

Sommer R (2013):Betrieb und Wartung von UV-Desinfektionsanlagen. 25.06.2013, ÖVGW Bad Häring

Sommer R (2013):Wasserhygiene in Gesundheitseinrichtungen. 17.07.2013, Workshop "Dezentrale Trinkwasser-Erwärmungsanlagen in Krankenhäusern".NÖ Landeskliniken-Holding, St. Pölten

Sommer R, Cabaj A, Hirschmann G, Schmalwieser A, Haider T (2013): UV-Desinfektion von Abwasser – Technologie und Erfahrungen.11. und 12. September 2013, 22. Sprechertagung der ÖWAV-Kläranlagen-Nachbarschaften, Pregarten Bruckmühle, OÖ

Kirschner AKT, Atteneder M, Farnleitner AH, Sommer R (2012): "Heiliges" Wasser – Nicht immer ein Segen! Wiener Hygiene-Fortbildungstage, Wien, 16. und 17. September 2013

Sommer R (2013):Bedeutung und Analytik von Clostridium perfringens in der Wasserhygiene: die neue ISO 14189.18.09.2013, Mikrobiologie-Workshop (VWR), Wien

Sommer R (2013): LEHRGANG TRINKWASSERHYGIENE, Schulung Kategorie A gemäß VDI 6023 und ÖNORM B 5019.18.-19.09.2013, Austrian Standards, Wien

Sommer R, Cabaj A, Hirschmann G, Schmalwieser A, Haider T (2013): Performance Validation of UV Disinfection Systems: Recirculation Mode causes unreliable Results in Biodosimetry.22.-26.09.2013, IUVA World Congress, Las Vegas, USA

Starke-Griessler M, Kundi M, Cabaj A, Schmalwieser A, Hirschmann H, Haider T, Sommer R (2013): UV-Inactivation and Photoreactivation of Vibrio cholerae and Vibriophages.22.-26.09.2013, IUVA World Congress, Las Vegas, USA

Sommer R (2013): Bäderhygiene - Hygienische Anforderungen: die neue Bäderhygieneverordnung. 11.10.2013. Wiener Landessanitätsdirektion, Wiener Physikatskurs, Wien

Sommer R (2013): Betrieb und Wartung von UV-Desinfektionsanlagen.05.11.2013, ÖVGW, Melk

Sommer R (2013): Wasserhygiene in Gesundheitseinrichtungen: Schwerpunkt Legionellen. IIR Jahresforum Facility Management im Krankenhaus, Hotel de France, Wien

Sommer R (2013): ÖNORM B 5019: Die Legionellennorm –Was Sie im Hinblick auf Untersuchung und Dokumentation zu beachten haben.IIR Jahresforum Facility Management im Krankenhaus, Hotel de France, Wien

Sommer R (2013): Bäderhygiene: die neue Bäderhygieneverordnung.11.11.2013, VAMED-KMB, AKH, Wien

Kirschner A, Schrammel B, Führer J, Premm B, Jakwerth S, Farnleitner A & Sommer R (2013): Quantification of Legionella with CARD-FISH and solid phase cytometry.8th International Conference on Legionella, Melbourne, Australia, Oct 27- Nov 1, 2013

van Driezum I, Savio D, Stevenson ME, Derx J, Kirschner A, Sommer R, Farnleitner AH, Blaschke AP (2013): The Ground Water Resource Systems Vienna (GWRS) Project   09.10.2013   Hyporheisches Netzwerk, 07.-09.10.2013, Leipzig, Germany

van Driezum I, Oudega T, Reiner P, Zessner M, Farnleitner AH, Blaschke AP (2014): Transport of micropollutants in a riverbank filtration system   30.04.2014   European Geosciences Union General Assembly, 30.04.2014, Vienna, Austria
 

2012

Farnleitner AH, Stadler H, Vierheilig J, Sommer R, Mach R.L.M., Kirschner AKT, Reischer GH (2012): Integrating molecular source tracking into target-oriented microbial water quality management and catchment protection, 33.ÖGHMP Symposium, 21.-24. May, Salzburg, Austria

Kirschner AKT, Schauer S, Riepl R, Führer J, Farnleitner AH, Sommer R (2012): Cell based detection and quantification of (pathogenic) bacteria in water samples – a tool for monitoring and risk assessment programs? 33.ÖGHMP Symposium, 21.-24. May, Salzburg, Austria

Kirschner AKT, Atteneder M, Farnleitner AH, Sommer R (2012): "Heiliges" Wasser – Nicht immer ein Segen! 33. ÖGHMP Symposium, 21.-24. May, Salzburg, Austria

Sommer R, Cabaj A, Hirschmann G, Kirschner AKT, Schürhagl R, Haider T, Farnleitner AH (2012): What means sufficient efficacy in terms of waste water disinfection by UV irradiation? 33.ÖGHMP Symposium, 21.-24. May, Salzburg, Austria

Kirschner AKT, Schauer S, Bliem R, Jakwerth S, Farnleitner AH, Sommer R (2012): Vibrio cholerae in the Large Alkaline Lake Neusiedler See, Austria: From Ecology to Risk Assessment.International Symposium on Pathogenic Vibrio spp. in Northern European Waters, May 31s - June 1, 2012, Koblenz, Germany
 

2011

Farnleitner AH, Vierheilig J, Sommer R, Stadler H, Kirschner AKT, Reischer GH (2011): Integrating Fecal Source Tracking into Target-Oriented Microbial Water Quality Management and Catchment Protection.HRWM 2011, Ruturoa, New Zealand

Wilhartitz I, Kirschner AKT, Stadler H, Sommer R, Reischer GH, Szewzyk U, Farnleitner AH (2011): Elucidating the Microbiology of Alpine Karst Spring Aquifers. International Symposium on Subsurface Microbiology. 2011, Munich, Germany

Farnleitner AH, Sommer R, Mach RL, Kirschner AKT, Reischer GH (2011): Molecular microbial source tracking: Was kann es derzeit leisten? Potential und Grenzen molekularbiologischer Methoden in der Wasserwirtschaft.2011, DVGW Symposium, Technologiezentrum Karlsruhe, 17. Mai, Deutschland

Reischer GH, Vierheilig J, Ley RE, Farnleitner AH (2011:) Potential of Next Generation Sequencing Methods for Water Quality Monitoring.16th International Symposium on Health-Related Water Microbiology of the International Water Association (IWA), Rotorua, New Zealand, 18.-23. September, 2011

Kirschner AKT, Rameder A, Regina Sommer (2011): A novel CARD-FISH protocol for quantification of Legionella pneumophila and its application in two hospital cooling towers.Meeting of the European Working Group on Legionella Infections, Vienna, May 21-24

Kirschner AKT (2011): Cholera-Bakterien im Neusiedler See: Eine erste Risikoabschätzung.Wissenschaftliche Sitzung der Arbeitsgemeinschaft Natürliche Ressourcen, Amt der Burgenländischen Landesregierung, Juli 25

Farnleitner AH, Blaschke AP, Kirschner AKT, Sommer R (2011): Wasser und Gesundheit.Europäisches Forum Alpbach, Universitätentag, Alpach, Austria
 

2010

Blaschke AP (2010): Die Rolle der Modellierung bei der Planung und bei wasserwirtschaftlichen Entscheidungen.ÖWAV-Symposium, Thermalwasservorkommen – Nachhaltige Nutzung und Schutz, 15.04.2010, Vienna, Austria

Kollanur D, Reischer GH, Sommer R, Wehrspaun C, Stadler H, Zerobin W, Farnleitner AH (2010): Quantitative Assessment of Faecal Pollution Sources in Alpine Spring Catchments as a Basis for Microbial Hazard- and Risk Assessment.1st Austrian National Young Water Professional Conference, Vienna 2010

Kirschner A, Rameder A, Walochnik J, Sommer R (2010):
A novel CARD-FISH protocol for detecting and quantifying Legionella pneumophila in cooling towers.32nd Annual Meeting of the Austrian Society of Hygiene, Microbiology and Preventive Medicine (Vienna, Austria, May 2010)

Kirschner A, Schauer S, Bliem R, Sommer R (2010): Vibrio cholerae in the Lake Neusiedler See: A Public Health Threat?32nd Annual Meeting of the Austrian Society of Hygiene, Microbiology and Preventive Medicine (Vienna, Austria, May 2010)
 

2009

Blaschke AP (2009): Determination of setback distances for infiltration of treated wastewater.Institute of Environmental Science & Research (ESR), 16.03.2009, Christchurch, Neuseeland

Kirschner AKT, Schauer S , Steinberger B , Wilhartitz I , Grim CJ , Huq A , Colwell RR, Herzig A, Sommer R (2009): Interaction of Vibrio cholerae nonO1/nonO139 with copepods, cladocerans and competing bacteria.HRWM 2009, Naxos, Greece

Farnleitner, AH (2009): Autochthonous vs. allochthonous microbiota – personal views and visions on ground- and drinking water resources.Leading Edge Microbiology for Groundwater Knowledge, Evian, France, organised by DANONE waters

Mushi D, Mach RL, Byamukama D, Farnleitner AH (2009): An integral approach in estimating the risk of contamination associated with unprotected groundwater in peri-urban area of tropical developing country.15th International Symposium on Health-related Water Microbiology of the International Water Association, Naxos, Greece

Farnleitner AH, Haider JM, Ryzinska-Paier G, Knetsch S, Stadler H, Reischer GH, Kirschner AKT, Mach RL, Sommer R (2009): Clostridium perfringens as a fecal indicator: a polyphasic evaluation by standard- and molecular methods for a large Austrian spring catchment.HRWM 2009, Naxos, Greece
 

2008

Blaschke AP (2008): Modellierung des Einflusses einer Versickerung von gereinigtem Abwasser auf das Grundwasser.Tagung - Grundwassermodellierung: Konzeption- Komplexe Anwendung-Entscheidung, 25.06.2008, Graz, Austria

Derx J, Blaschke AP (2008): Dynamic 3D numerical simulations of groundwater exchange processes at the Danube riverbank.14.04.2008    European Geosciences Union General Assembly, 14.04.2008, Vienna, Austria

Wilhartitz IC, Kirschner AKT, Stadler H, Szewzyk U, Herndl GJ, Mach RL, Farnleitner AH (2008): Ecological and Applied Significance Of Microbial Endokarst Communities In Alpine Karstic Groundwater Resources.IWA Conference, Vienna, Austria

Farnleitner AH, Stadler H, Reischer GH, Sommer R, Kirschner AKT, Burtscher MM, Ryzinska G, Kuschnig G, Mach RL, Zerobin W (2008): Methods and strategies for alpine karstic water resource management: opening pollution microbiology’s "black box". IWA Conference, Vienna, Austria

Reischer GH, Haider JM, Keiblinger K, Sommer R, Stadler H, Mach RL, Farnleitner AH (2008): Tracking The Source Of Faecal Pollution In Water: Quantitative Microbial Source Tracking Of Genetic Markers From Human And Ruminant Origin.International World Water Congress and Exhibition, 8. - 12.9. 2008, Vienna, Austria

Farnleitner AH, Wilhartitz I, Kirschner AKT, Stadler H, Mach, RL (2008): The hidden life in alpine spring water.Invited lecture at the Interuniversity Research Center for Aquatic Ecosystems (lecture series Wasser Cluster Lunz)

Kirschner A, Kavka G, Reischer G, Sommer R, Farnleitner A (2008): Joint Danube Survey 2007: Mikrobiologisch-hygienische Bewertung der gesamten Donau und ihrer wichtigsten Zubringer anhand standardisierter Untersuchungsparameter.ÖGHMP Tagung, Bad Ischl, Austria

Farnleitner AH, Reischer, GH, Sommer R, Stadler H, Mach RL (2008): Quantitative microbial source tracking: state of the art and further perspectives.EAWAG – ETH Zürich, invited lecture (lecture series EAWAG)
 

2007

Farnleitner AH, Mach RM, Kirschner AKT, Rischer GH, Kavka G (2007): Mikrobiologisch – hygienische Risiken trotz Kläranlagen am Stand der Technik?ÖWAV Tagung „Der kombinierte Ansatz, das Wechselspiel zwischen Emission und Immission: Neue Herausforderungen bei Abwasserentsorgung und Gewässerschutz, 27.–28. 2. 2007, Wien

Reischer GH, Kasper D, Haider J, Sommer R, Mach RL, Farnleitner A.H. (2007): DNA-based human- and ruminant-specific quantitative microbial source tracking (QMST) in a karstic spring catchment area: development and application.WaterMicro 2007, 14. International Symposium on Health Related Microbiology of the International Water Association (IWA), Tokyo, Japan

Kirschner AKT, Velimirov B, Reischer GH, Milosevic N, Kavka GG, Mach R, Farnleitner AF: "Joint Danube Survey 2007 - First microbiological insights and experiences beyond".6th Water Microbiology Conference of the Hungarian Society of Hydrobiology, Nov. 20, 2007

Mushi D, Kivaisi AK, Mach RL, Byamukama D, Farnleitner AH (2007): Sources of sorbitol-fermenting Bifidobacteria and their incidence and survival in streams and ground water habitats in urban tropical lowland of Dar es Salaam, Tanzania.WaterMicro 2007, 14. International Symposium on Health Related Microbiology of the International Water Association (IWA), Tokyo, Japan