2021
Kirschner AKT, Lindner G, Jakwerth S, Vierheilig J, van Driezum IH, Derx J, Blaschke AP, Savio D, Farnleitner AH (2021) Assessing biological stability in a porous groundwater aquifer of a riverbank filtration system: combining traditional cultivation-based and emerging cultivation-independent in situ and predictive methods. Österreichsiche Wasser und Abfallwirtschaft 11-12/2021: doi.org/10.1007/s00506-021-00801-0
Steinbacher SD, Savio S, Demeter K, Karl M, Kandler W, Kirschner AKT, Reischer GH, Ixenmaier SK, Mayer RE, Mach RL, Derx J, Sommer R, Linke R, Farnleitner AH (2021) Geneticmicrobial faecal source tracking: rising technology to support future water quality testing and safety management. Österreichsiche Wasser und Abfallwirtschaft 11-12/2021: doi.org/10.1007/s00506-021-00811-y
Derx J, Komma J, Reiner P, Vierheilig J, Savio D, Sommer R, Kirschner AKT, Frick C, Linke R, Farnleitner AH, Blaschke AP (2021) Using hydrodynamic and hydraulicmodelling to study
microbiological water quality issues at a backwater area of the Danube to support decision-making. Österreichsiche Wasser und Abfallwirtschaft 11-12/2021: doi.org/10.1007/s00506-021-00797-7
Linke RB, Zeki S, Mayer R, Keiblinger K, Savio D, Kirschner AKT, Reischer GH, MAch RL, Sommer R, Farnleitner AH (2021) Identifying Inorganic Turbidity in Water Samples as Potential Loss Factor During Nucleic Acid Extraction: Implications for Molecular Fecal Pollution Diagnostics and Source Tracking. Frontiers in Microbiology: doi: 10.3389/fmicb.2021.660566
Derx J, Demeter K, Linke R, Cervero-Arago S, Lindner G, Stalder G, Schijven J, Sommer R, Walochnik J, Kirschner AKT, Komma J, Blaschke AP, Farnleitner AH (2021) Genetic microbial source tracking support QMRA modelling for a riverine wetland drinking water resource. Frontiers in Microbiology 12:668778
Kirschner AKT, Schachner I, Jakwerth S, Savio D, Toth E, Kolarevic S,
Kracun-Kolarevic M, Zarfel G, Kittinger C, Koller M, Ixenmaier S,
Linke R & Farnleitner AH (2021) Microbial faecal pollution and source
tracking. In: Liška I, Wagner F, Sengl M, Deutsch K, Slobodník J,
Paunovic M (eds): Joint Danube Survey 4 Scientific Report: A Shared
Analysis of the Danube River. International Commission for the
Protection of the Danube River, Vienna. 183-192pp; ISBN:
978-3-200-07450-7
Dielacher I, Hack K, Jakwerth S, Kolarević S, Kračun-Kolarević M, Tóth
E, Savio D, Farnleitner AH, Kittinger C, Kirschner AKT, Zarfel G,
Koller M (2021) Occurrence of non-wild type antibiotic resistant
Escherichia coli in the River Danube. In: Liška I, Wagner F, Sengl M,
Deutsch K, Slobodník J, Paunovic M (eds): Joint Danube Survey 4
Scientific Report: A Shared Analysis of the Danube River.
International Commission for the Protection of the Danube River,
Vienna. 193-198pp; ISBN: 978-3-200-07450-7
Sanseverino I, Navarro Cuenca A, Lahm A, Petrillo M, Fabbri M, Gomez
Cortes L, Farnleitner AH, Kirschner AKT, Zarfel G, Zaccara S, Lettieri
T (2021) Microbiome: Microbial community and environmental DNA
analysis. In: Liška I, Wagner F, Sengl M, Deutsch K, Slobodník J,
Paunovic M (eds): Joint Danube Survey 4 Scientific Report: A Shared
Analysis of the Danube River. International Commission for the
Protection of the Danube River, Vienna. 199-212 pp; ISBN:
978-3-200-07450-7
Kirschner AKT, VIerheilig J, Flemming HC, Wingender J, Farnleitner AH (2021) How Dead is Dead? – Viable but non-culturable versus persister cells. Environmental Microbiology Reports, 13:243-245
Kolarević S, Micsinai A, Szántó-Egész R, Lukács A, Kračun-Kolarević M, Lundy L, Kirschner AKT, Farnleitner AH, Djukic A, Čolić J, Nenin T, Sunjog K, Paunović M (2021) Detection of SARS-CoV-2 RNA in the Danube River in Serbia associated with the discharge of untreated wastewaters. Science of the Total Environment, 783: 149967
Demeter K, Derx J, Komma J, Parajka J, 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 (2021) Modelling the interplay of future changes and wastewater management measures on the microbiological river water quality considering safe drinking water. Science of the Total Environment 768: 144278
2020
Kolm C, Cervenka I, Aschl UJ, Baumann N, Jakwerth S, Krska R,Mach RL, Sommer R, DeRosa MC, Kirschner AKT, Farnleitner AH, Reischer GH (2020) DNA aptamers against bacterial cells can be efficiently selected by a SELEX process using state-of-the art qPCR and ultra-deep sequencing. Scientific Reports, 10: 20917
Frick C, Vierheilig J, Nadiotis-Tsaka T, Ixenmaier S, Linke R, Reischer GH, Komma J, Kirschner AKT, Mach RL, Savio D, Seidl D, Blaschke AP, Sommer R, Derx J, Farnleitner AH (2020) Elucidating fecal pollution patterns in alluvial water resources by linking standard fecal indicator bacteria to river connectivity and genetic microbial source tracking. Water Research 184: 116132.
Vezzulli L, Baker-Austin C, Kirschner AKT, Pruzzo C & Martinez-Urtaza J (2020) Global emergence of environmental non-O1/O139 Vibrio cholerae infections linked with climate change: a neglected research field? Environmental Microbiology 22: 4342–4355 .
Demeter K, Burnet JP, Stadler P, Kirschner AKT, Zessner M, Farnleitner AH (2020) Automated online monitoring of fecal pollution in water by enzymatic methods. Current Opinion in Environmental Science & Health 16: 82-91
Kolarević S, Kračun-Kolarević M, Jovanović J, Ilić M, Paunović M, Kostić-Vuković J, Martinović R, Jokanović S , Joksimović D, Pešić V, Kirschner AKT, Linke R, Ixenmaier S, Farnleitner AH, Savio D, Reischer G, Tomić N, Vuković-Gačić B (2020) Microbiological water quality of rivers in Montenegro. The Handbook of Environmental Chemistry 93: 135-155
2019
Lepuschitz S, Baron S, Larvor E, Granier SA, Pretzer C, Mach RL, Farnleitner AH, Ruppitsch W, Pleininger S, Indra A, Kirschner AKT (2019) Phenotypic and genotypic antimicrobial resistance traits of Vibrio cholerae non-O1/non-O139 isolated from a large Austrian lake frequently associated with cases of human infection. Frontiers in Microbiology 10:2600
Linke R, Stadler P, Reischer GH, Savio D, Kollanur D, Mayer R, Mach RL, Kirschner AKT, Sommer R, Derx J, Stadler H, Farnleitner AH (2019) Using genetic microbial source tracking (MST) markers to identify fecal pollution sources in spring water of a large alpine karst catchment. In: Rose JB, Jimenez-Cisneros (eds) Global Water Pathogen Project. Michigan State University, E. Lansing, MI, UNESCO..
Martzy R, Bica-Schröder K, Pálvölgyi AM, Kolm C, Jakwerth S, Kirschner AKT, Sommer R, Krska R, Mach RL, Farnleitner AH & Reischer GH (2019): Simple lysis of bacterial cells for DNA-based diagnostics using hydrophilic ionic liquids. Scientific Reports 9:13994; doi:10.1038/s41598-019-50246-5
Herzig A, Hatvani IG, Tanos P, Blaschke AP, Sommer R, Farnleitner AH, Kirschner AKT (2019) Mikrobiologisch-hygienische Untersuchungen am Neusiedler See – von der Einzeluntersuchung zum Gesamtkonzept. Österreichische Wasser- und Abfallwirtschaft Originalarbeit 2019/9-10; doi:10.1007/s00506-019-00626-y
Cervero-Arago S, Schrammel B, Dietersdorfer E, Sommer R, Lück C, Walochnik J, Kirschner AKT (2019) Viability and infectivity of viable but nonculturable Legionella pneumophila strains induced at high temperatures. Water Research 158 (2019) 268-279.
Savio S, Stadler P, Reischer GH, Demeter K, Linke RB, Blaschke AP, Stadler H, Mach RL, Kirschner AKT, Farnleitner AH. (2019) Spring water of an alpine karst aquifer is dominated by a taxonomically stable but discharge-responsive bacterial community. Frontiers in Microbiology 10:28. doi: 10.3389/fmicb.2019.00028
van Driezum IH, Derx J, Oudega TJ, Zessner M, Naus FL, Saracevic E, Kirschner AKT, Sommer R, Farnleitner AH, Blaschke AP. (2019) Spatiotemporal resolved sampling for the interpretation of micropollutant removal during riverbank filtration. Science of the Total Environment 649:212-223.
2018
Farnleitner AH, Savio D, Sommer R, Reischer GH, Kirschner AKT, Zerobin W & Stadler H. 2018. Integrated strategy to guide health-related microbial quality management at alpine karstic drinking water resources; in: B. White (editor) Karst, Groundwater Contamination, & Public Health: Moving Beyond Case Studies; Springer Book Series, New York, 185 - 192; DOI 10.1007/978-3-319-51070-5_20
van Driezum IH, Chik AHS, Jakwerth S, Lindner G, Farnleitner AH, Sommer R, Blaschke AP, Kirschner AKT. 2018. Spatiotemporal analysis of bacterial biomass and activity to understand surface and groundwater interactions in a highly dynamic riverbank filtration system. Science of the Total Environment 627:450-461.
Schrammel B, Petzold M, Cervero-Aragó S, Sommer R, Lück C, Kirschner AKT. 2018. Persistent presence of outer membrane epitopes during short- and long-term starvation of five Legionella pneumophila strains. BMC Microbiology 18:1-13.
Schrammel B, Cervero-Aragó S, Dietersdorfer E, Walochnik J, Lück C, Sommer R, Kirschner AKT. 2018. Differential development of Legionella sub-populations during short- and long-term starvation. Water Research 141:417-427.
Savio D, Stadler P, Reischer GH, Kirschner AKT, Demeter K, Linke R, Blaschke AP, Sommer R, Szewzyk U, Wilhartitz IC, Mach RL, Stadler H, Farnleitner AH. 2018. Opening the black box of spring water microbiology from alpine karst aquifers to support proactive drinking water resource management. . Wileys Interdisciplinary Reviews: Water 5:e1282.
Kittinger C, Kirschner AKT, Lipp M, Baumert R, Mascher F, Farnleitner AH, Zarfel GE. 2018. Antibiotic resistance of acinetobacter spp. Isolates from the river danube: Susceptibility stays high. International Journal of Environmental Research and Public Health 15:52.
Kirschner AKT, Pleininger S, Jakwerth S, Rehak S, Farnleitner AH, Huhulescu S, Indra A. 2018. Application of three different methods to determine the prevalence, the abundance and the environmental drivers of culturable Vibrio cholerae in fresh and brackish bathing waters. Journal of Applied Microbiology 125:1186-1198.
Hatvani IG, Kirschner AKT, Farnleitner AH, Tanos P, Herzig A. 2018. Hotspots and main drivers of fecal pollution in Neusiedler See, a large shallow lake in Central Europe. Environmental Science and Pollution Research 25:28884-28898.
Frick C, Vierheilig J, Linke R, Savio D, Zornig H, Antensteiner R, Baumgartner C, Bucher C, Blaschke AP, Derx J, Kirschner AKT, Ryzinska-Paier G, Mayer R, Seidl D, Nadiotis-Tsaka T, Sommer R, Farnleitner AH. 2018. Poikilothermic animals as a previously unrecognized source of fecal indicator bacteria in a backwater ecosystem of a large river. Applied and Environmental Microbiology 84:1-15
Dietersdorfer E, Kirschner AKT, Schrammel B, Ohradanova-Repic A, Stockinger H, Sommer R, Walochnik J, Cervero-Aragó S. 2018. Starved viable but non-culturable (VBNC) Legionella strains can infect and replicate in amoebae and human macrophages. Water Research 141:428-438.
Bliem R, Reischer G, Linke R, Farnleitner A, Kirschner AKT. 2018. Spatiotemporal dynamics of Vibrio cholerae in turbid alkaline lakes as determined by quantitative PCR. Applied and Environmental Microbiology 84:e00317-18
Velimirov B, Fischer UR, Kirschner AKT, Wieltschnig C. 2018. Microbial and Viral Loop in Alte Donau: A Case Study. In M. T. Dokulil et al. (eds.), The Alte Donau: Successful Restoration and Sustainable Management, Aquatic Ecology Series 10: 224-241; Springer International Publishing AG, part of Springer Nature 2018; Cham, Switzerland
Mayer RE, Karl M, Linke R, Kirschner AKT, Reischer GH, Sommer R, Zessner M, Savio D, Farnleitner AH. 2018. Analytik fäkaler mikrobiologischer Verunreinigungen im Zeitalter der molekular-biologischen Diagnostik. Wiener Mitteilungen 247:47-54
2017
Van Driezum IH, Derx J, Saracevic E, Kirschner AKT, Sommer R, Farnleitner A, .H., Blaschke AP. 2017. Does Pumping Volume Affect the Concentration of Micropollutants in Groundwater Samples? Groundwater: Monitoring and Remediation 37: 82-88
Pretzer C, Druzhinina IS, Amaro C, Benediktsdóttir E, Hedenström I, Hervio-Heath D, Huhulescu S, Schets FM, Farnleitner AH, Kirschner AKT. 2017. High genetic diversity of Vibrio cholerae in the European lake Neusiedler See is associated with intensive recombination in the reed habitat and the long-distance transfer of strains. Environmental Microbiology 19:328-344.
Kirschner AKT, Reischer GH, Jakwerth S, Savio D, Ixenmaier S, Toth E, Sommer R, Mach RL, Linke R, Eiler A, Kolarevic S, Farnleitner AH. 2017. Multiparametric monitoring of microbial faecal pollution reveals the dominance of human contamination along the whole Danube River. Water Res 124:543-555.
Zibuschka F, Kirschner AKT, Frick C, Lindner G, Lendenfeld T, Vogl W, Schauer U, Farnleitner AH. 2017.: Mikrobiologie und Wasser. Teil 1: Übersicht zu den methodischen Möglichkeiten der Analyse; ÖWAV-Arbeitsbehelf 52, Wien, Österreich
2016
Dietersdorfer E, Cervero-Aragó S, Sommer R, Kirschner AKT, Walochnik J. 2016 Optimized methods for L. pneumophila release from its Acanthamoeba hosts. BMC Microbiology 16:74.
Velimirov B, Lejeune P, Kirschner AKT, Jousseaume M, Abadie A, Pête D, Dauby P, Richir J, Gobert S. 2016. Estimating carbon fluxes in a Posidonia oceanica system: Paradox of the bacterial carbon demand. Estuarine, Coastal and Shelf Science 171:23-34.
Mayer RE, Bofill-Mas S, Egle L, Reischer GH, Schade M, Fernandez-Cassi X, Fuchs W, Mach RL, Lindner G, Kirschner AKT, Gaisbauer M, Piringer H, Blaschke AP, Girones R, Zessner M, Sommer R, Farnleitner AH. 2016. Occurrence of human-associated Bacteroidetes genetic source tracking markers in raw and treated wastewater of municipal and domestic origin and comparison to standard and alternative indicators of faecal pollution. Water Research 90:265-276.
Kittinger C, Lipp M, Baumert R, Folli B, Koraimann G, Toplitsch D, Liebmann A, Grisold AJ, Farnleitner AH, Kirschner AKT, Zarfel G. 2016. Antibiotic resistance patterns of Pseudomonas spp. isolated from the river Danube. Frontiers in Microbiology 7: 586
Kirschner AKT. 2016. Determination of viable legionellae in engineered water systems: Do we find what we are looking for? Water Research 93:276-288.
Frick C, Zoufal W, Zoufal-Hruza C, Kirschner AKT, Seidl D, Derx J, Sommer R, Blaschke AP, Nadiotis-Tsaka T, Farnleitner AH. 2016. The microbiological water quality of Vienna’s River Danube section and its associated water bodies. Osterreichische Wasser- und Abfallwirtschaft:1-13.
Derx J, Schijven J, Sommer R, Zoufal-Hruza CM, van Driezum IH, Reischer G, Ixenmaier S, Kirschner AKT, Frick C, de Roda Husman AM, Farnleitner AH, Blaschke AP. 2016. QMRAcatch: Human-associated fecal pollution and infection risk modeling for a river/floodplain environment. Journal of Environmental Quality 45:1205-1214.
Kittinger C, Lipp M, Folli B, Kirschner AKT, Baumert R, Galler H, Grisold AJ, Luxner J, Weissenbacher M, Farnleitner AH, Zarfel G. 2016. Enterobacteriaceae Isolated from the River Danube: Antibiotic Resistances, with a Focus on the Presence of ESBL and Carbapenemases. PLoS One. 11(11):e0165820. doi: 10.1371/journal.pone.0165820
2015
Stevenson ME, Sommer R, Lindner G, Farnleitner AH, Toze S, Kirschner AKT, Blaschke AP, Sidhu JP. 2015. Attachment and Detachment Behavior of Human Adenovirus and Surrogates in Fine Granular Limestone Aquifer Material. J Environ Qual 44:1392-401.
Stevenson ME, Blaschke AP, Toze S, Sidhu JPS, Ahmed W, van Driezum IH, Sommer R, Kirschner AKT, Cervero-Aragó S, Farnleitner AH, Pang L. 2015. Biotin- and glycoprotein-coated microspheres as surrogates for studying filtration removal of Cryptosporidium parvum in a granular limestone aquifer medium. Applied and Environmental Microbiology 81:4277-4283.
Schauer S, Jakwerth S, Bliem R, Baudart J, Lebaron P, Huhulescu S, Kundi M, Herzig A, Farnleitner AH, Sommer R, Kirschner AKT. 2015. Dynamics of Vibrio cholerae abundance in Austrian saline lakes, assessed with quantitative solid-phase cytometry. Environmental Microbiology 17:4366-4378.
Savio D, Sinclair L, Ijaz UZ, Parajka J, Reischer GH, Stadler P, Blaschke AP, Blöschl G, Mach RL, Kirschner AKT, Farnleitner AH, Eiler A. 2015. Bacterial diversity along a 2600km river continuum. Environmental Microbiology 17:4994-5007.
Mayer RE, Vierheilig J, Egle L, Reischer GH, Saracevic E, Mach RL, Kirschner AKT, Zessner M, Sommer R, Farnleitner AH. 2015. Automated Sampling Procedures Supported by High Persistence of Bacterial Fecal Indicators and Bacteroidetes Genetic Microbial Source Tracking Markers in Municipal Wastewater during Short-Term Storage at 5 degrees C. Appl Environ Microbiol 81:5134-43.
Le Roux F, Wegner KM, Baker-Austin C, Vezzulli L, Osorio CR, Amaro C, Ritchie JM, Defoirdt T, Destoumieux-Garzon D, Blokesch M, Mazel D, Jacq A, Cava F, Gram L, Wendling CC, Strauch E, Kirschner AKT, Huehn S. 2015. The emergence of Vibrio pathogens in Europe: ecology, evolution, and pathogenesis (Paris, 11-12th March 2015). Front Microbiol 6:830
Kittinger C, Baumert R, Folli B, Lipp M, Liebmann A, Kirschner AKT, Farnleitner AH, Grisold AJ, Zarfel GE. 2015. Preliminary Toxicological Evaluation of the River Danube Using in Vitro Bioassays. Water 7:1959-1968.
Kirschner AKT, Kavka G, Reischer GH, Sommer R, Blaschke AP, Stevenson M, Vierheilig J, Mach RL, Farnleitner AH. 2015. Microbiological Water Quality of the Danube River: Status Quo and Future Perspectives, vol 39, p 439-468.
Bliem R, Schauer S, Plicka H, Obwaller A, Sommer R, Steinrigl A, Alam M, Reischer GH, Farnleitner AH, Kirschner AKT. 2015. A novel triplex quantitative pcr strategy for quantification of toxigenic and nontoxigenic Vibrio cholerae in aquatic environments. Applied and Environmental Microbiology 81:3077-3085.
Kirschner AKT, Farnleitner AH. 2015. Microorganisms have a huge significance for the Danube River. Danube Watch 1:11-12; ICPDR, Vienna, Austria
Kirschner AKT, Jakwerth S, Kolarevic S, Sommer R, Blaschke AP, Kavka G, Reischer G & Farnleitner AH. 2015. Microbiology – Bacterial Faecal Indicators. In: Joint Danube Survey 3, Final scientific report. Liska I, Wagner F, Slobodnik J (eds.) ICPDR Vienna, Austria
Reischer G, Kirschner AKT, Schnitzer G, Savio D, Mach RL, Bahlmann A, Schulze T, Brack W & Farnleitner AH. 2015. Microbiology – Microbial Faecal Source Tracking. In: Joint Danube Survey 3, Final scientific report. Liska I, Wagner F, Slobodnik J (eds.) ICPDR Vienna, Austria
Zarfel G, Folli B, Lipp M, Pfeifer B, Baumert R, Farnleitner AH, Kirschner AKT & Kittinger C. 2015. Microbiology – Spread of non-wild type antibiotic resistant phenotypes in the river Danube. In: Joint Danube Survey 3, Final scientific report. Liska I, Wagner F, Slobodnik J (eds.) ICPDR Vienna, Austria
Kirschner AKT, Jakwerth S, Kolarevic S, Premm B, Reischer G & Farnleitner AH. 2015. Microbiology – Microbial Ecology. In: Joint Danube Survey 3, Final scientific report. Liska I, Wagner F, Slobodnik J (eds.) ICPDR Vienna, Austria
Lettieri T, Ferrero V, Duque L, Lahm A, Kirschner AKT, Farnleitner AH & Carvalho RN. 2015. Microbiology – Microbial Metagenomics. In: Joint Danube Survey 3, Final scientific report. Liska I, Wagner F, Slobodnik J (eds.) ICPDR Vienna, Austria
Hein T, Welti N, Yeh T-C, Kirschner AKT, Bondar-Kunze E, Tomas D, Marjanovic-Rajcic M. 2015. Quantity and Quality of Dissolved Organic Matter. In: Joint Danube Survey 3, Final scientific report. Liska I, Wagner F, Slobodnik J (eds.) ICPDR Vienna, Austria
Bahlmann A, Lochen T, Schulze T, Kirschner AKT, Brack W, Schneider RJ & Krauss M .2015. Chemical and immunochemical analysis of anthropogenic markers and organic contaminants. In: Joint Danube Survey 3, Final scientific report. Liska I, Wagner F, Slobodnik J (eds.) ICPDR Vienna, Austria
Kirschner AKT, Kavka G, Reischer G, Sommer R, Blaschke AP, Vierheilig J, Mach RL & Farnleitner AH. 2015. Microbiological Water Quality of the Danube River: Status Quo and Future Perspectives. In: Handbook of Environmental Chemistry, special volume “The Danube River Basin”; Liska I & Slobodnik J, eds), Springer Verlag; Berlin
2014
Stevenson ME, Blaschke AP, Schauer S, Zessner M, Sommer R, Farnleitner AH, Kirschner AKT. 2014. Enumerating microorganism surrogates for groundwater transport studies using solid-phase cytometry. Water, Air, and Soil Pollution 225.
Scheikl U, Sommer R, Kirschner AKT, Rameder A, Schrammel B, Zweimüller I, Wesner W, Hinker M, Walochnik J. 2014. Free-living amoebae (FLA) co-occurring with legionellae in industrial waters. European Journal of Protistology 50:422-429.
Ryzinska-Paier G, Lendenfeld T, Correa K, Stadler P, Blaschke AP, Mach RL, Stadler H, Kirschner AKT, Farnleitner AH. 2014. A sensitive and robust method for automated on-line monitoring of enzymatic activities in water and water resources. Water Science and Technology 69:1349-1358.
2013
Wilhartitz IC, Kirschner AKT, Brussaard CPD, Fischer UR, Wieltschnig C, Stadler H, Farnleitner AH. 2013. Dynamics of natural prokaryotes, viruses, and heterotrophic nanoflagellates in alpine karstic groundwater. MicrobiologyOpen 2:633-643.
Vierheilig J, Frick C, Mayer RE, Kirschner AKT, Reischer GH, Derx J, Mach RL, Sommer R, Farnleitner AH. 2013. Clostridium perfringens is not suitable for the indication of fecal pollution from ruminant wildlife but is associated with excreta from nonherbivorous animals and human sewage. Applied and Environmental Microbiology 79:5089-5092.
Dombrowsky M, Kirschner AKT, Sommer R. 2013. PVC-piping promotes growth of Ralstonia pickettii in dialysis water treatment facilities. Water Science and Technology 68:929-933.
Kirschner AKT, Jakwerth S, Reischer GH, Farnleitner AH. 2014. The Microbiology Program of the Joint Danube Survey 2013. Danube News 30(16): 12-15; ISSN 2070-1292.
Kirschner AKT, Farnleitner AH & Sommer R. 2014. „Heiliges Wasser“ – nicht immer ein Segen. medium - Zeitschrift für Umwelthygiene und Umweltmedizin 1:4-5.
Farnleitner AH, Reischer GH, Savio DF, Frick C, Schuster N, Schilling K, Mach RL, Derx J, Kirschner AKT, Blaschke AP & Sommer R. 2014. Diagnostik mikrobiologischer Fäkalkontaminationen in Wasser und Gewässern: Status Quo und gegenwärtige Entwicklungen. Wiener Mitteilungen 230: 157-184; ISBN:978-3-85234-124-8.
2012
Schauer S, Sommer R, Farnleitner AH, Kirschner AKT. 2012. Rapid and sensitive quantification of Vibrio cholerae and Vibrio mimicus cells in water samples by use of catalyzed reporter deposition fluorescence in situ hybridization combined with solid-phase cytometry. Applied and Environmental Microbiology 78:7369-7375.
Mushi D, Byamukama D, Kirschner AKT, Mach RL, Brunner K, Farnleitner AH. 2012. Sanitary inspection of wells using risk-of-contamination scoring indicates a high predictive ability for bacterial faecal pollution in the peri-urban tropical lowlands of Dar es Salaam, Tanzania. Journal of Water and Health 10:236-243.
Kirschner AKT, Rameder A, Schrammel B, Indra A, Farnleitner AH, Sommer R. 2012. Development of a new CARD-FISH protocol for quantification of Legionella pneumophila and its application in two hospital cooling towers. Journal of Applied Microbiology 112:1244-1256.
Kirschner AKT, Atteneder M, Schmidhuber A, Knetsch S, Farnleitner AH, Sommer R. 2012. Holy springs and holy water: Underestimated sources of illness? Journal of Water and Health 10:349-357.
Stadler H, Sommer R, Kirschner AKT, Reischer GH, Mach RL, Farnleitner AH. 2012. Neue Erkenntnisse zur mikrobiologischen Qualitätsdynamiken ausgewählten Karstquellen der nördlichen Kalkalpenmittels automatisierter und feldtauglicher Untersuchungsmethoden. Beiträge zur Hydrogeologie 5: 95-112
2011
Velimirov B, Milosevic N, Kavka GG, Farnleitner AH, Kirschner AKT. 2011. Development of the Bacterial Compartment Along the Danube River: a Continuum Despite Local Influences. Microbial Ecology:1-13.
Ryzinska-Paier G, Sommer R, Haider JM, Knetsch S, Frick C, Kirschner AKT, Farnleitner AH. 2011. Acid phosphatase test proves superior to standard phenotypic identification procedure for Clostridium perfringens strains isolated from water. Journal of Microbiological Methods.
Riepl M, Schauer S, Knetsch S, Holzhammer E, Farnleitner AH, Sommer R, Kirschner AKT. 2011. Applicability of solid-phase cytometry and epifluorescence microscopy for rapid assessment of the microbiological quality of dialysis water. Nephrology Dialysis Transplantation 26:3640-3645.
Kirschner AKT, Schauer S, Steinberger B, Wilhartitz I, Grim CJ, Huq A, Colwell RR, Herzig A, Sommer R. 2011. Interaction of Vibrio cholerae non-O1/non-O139 with Copepods, Cladocerans and Competing Bacteria in the Large Alkaline Lake Neusiedler See, Austria. Microbial Ecology:1-11.
Griessler M, Knetsch S, Schimpf E, Schmidhuber A, Schrammel B, Wesner W, Sommer R, Kirschner AKT. 2011. Inactivation of Pseudomonas aeruginosa in electrochemical advanced oxidation process with diamond electrodes. Water Science and Technology 63:2010-2016.
2010
Goshu G, Byamukama D, Manafi M, Kirschner AKT, Farnleitner AH. 2010. A pilot study on anthropogenic faucal pollution impact in Bahir Dar Gulf of Lake Tana, northern Ethiopia. Ecohydrology and Hydrobiology 10:271-280.
Farnleitner AH, Ryzinska-Paier G, Reischer GH, Burtscher MM, Knetsch S, Kirschner AKT, Dirnböck T, Kuschnig G, Mach RL, Sommer R. 2010. Escherichia coli and enterococci are sensitive and reliable indicators for human, livestock and wildlife faecal pollution in alpine mountainous water resources. Journal of Applied Microbiology 109:1599-1608.
2009
Wilhartitz IC, Kirschner AKT, Stadler H, Herndl GJ, Dietzel M, Latal C, MacH RL, Farnleitner AH. 2009. Heterotrophic prokaryotic production in ultraoligotrophic alpine karst aquifers and ecological implications. FEMS Microbiology Ecology 68:287-299.
Kirschner AKT, Kavka GG, Velimirov B, Mach RL, Sommer R, Farnleitner AH. 2009. Microbiological water quality along the Danube River: Integrating data from two whole-river surveys and a transnational monitoring network. Water Research 43:3673-3684.
Kirschner AKT, Farnleitner AH, Herzig A, Sommer R. 2009. Vibrio cholerae im Neusiedler See: Ein Grund zur Beunruhigung? Schriften Verein zur Verbreitung naturwissenschaftlicher Kenntnisse 147: 67–90
Sommer R, Kirschner AKT, Haider, T, & Farnleitner AH. 2009. Hygienisch-mikrobiologische Bewertung von Oberflächengewässern, Kläranlagenabläufen und Desinfektion. Wiener Mitteilungen 212: 71-184.
2008
Wieltschnig C, Fischer UR, Velimirov B, Kirschner AKT. 2008. Effects of deposit-feeding macrofauna on benthic bacteria, viruses, and protozoa in a silty freshwater sediment. Microbial Ecology 56:1-12.
Tietz A, Langergraber G, Watzinger A, Haberl R, Kirschner AKT. 2008. Bacterial carbon utilization in vertical subsurface flow constructed wetlands. Water Research 42:1622-1634.
Krammer M, Velimirov B, Fischer U, Farnleitner AH, Herzig A, Kirschner AKT. 2008. Growth response of soda lake bacterial communities to simulated rainfall. Microbial Ecology 55:194-211.
Kirschner AKT, Schlesinger J, Farnleitner AH, Hornek R, Süß B, Golda B, Herzig A, Reitner B. 2008. Rapid growth of planktonic Vibrio cholerae non-O1/non-O139 strains in a large alkaline lake in Austria: Dependence on temperature and dissolved organic carbon quality. Applied and Environmental Microbiology 74:2004-2015.
Kirschner AKT, Kavka GG, Velimirov B, Reischer GH, Mach RL, Farnleitner AH. 2008. Microbiological water quality and DNA based quantitative microbial source tracking. Joint Danube Survey 2, Final scientific report. Liska I, Wagner F, Slobodnik J (eds.) ICPDR Vienna, Austria; pp 86-95
Velimirov B, Milosevic N, Hein T, Kavka G, Farnleitner A, Kirschner AKT. 2008. Patterns of bacterial parameters in the Danube River: Are tributaries a determining factor? Joint Danube Survey 2, Final scientific report. Liska I, Wagner F, Slobodnik J (eds.) ICPDR Vienna, Austria; pp 96-105
Kavka GG, Kirschner AKT, Velimirov B, Reischer GH, Haider J, Mach RL & Farnleitner AH. 2008. Mikrobiologische Wassergüte der Donau unter Einbeziehung einer DNA - basierenden Methode zur Herkunftsbestimmung fäkaler Verunreinigungen. Schriftenreihe des Bundesamtes für Wasserwirtschaft, Band 32:7-2.
Velimirov B, Milosevic N, Hein T, Kavka GG, Farnleitner AH & Kirschner AKT. 2008. Bakteriengemeinschaften entlang der gesamten Donaustrecke und ihrer Zubringer Schriftenreihe des Bundesamtes für Wasserwirtschaft, Band 32: 25-35.
2007
Tietz A, Kirschner AKT, Langergraber G, Sleytr K, Haberl R. 2007. Characterisation of microbial biocoenosis in vertical subsurface flow constructed wetlands. Science of the Total Environment 380:163-172.
2006
Hornek R, Pommerening-Röser A, Koops HP, Farnleitner AH, Kreuzinger N, Kirschner AKT, Mach RL. 2006. Primers containing universal bases reduce multiple amoA gene specific DGGE band patterns when analysing the diversity of beta-ammonia oxidizers in the environment. Journal of Microbiological Methods 66:147-155.
Fischer UR, Wieltschnig C, Kirschner AKT, Velimirov B. 2006. Contribution of virus-induced lysis and protozoan grazing to benthic bacterial mortality estimated simultaneously in microcosms. Environmental Microbiology 8:1394-1407.
Zechmeister TC, Kirschner AKT, Farnleitner AH. 2006. Drei-Jahres-Monitoring von Vogelbotulismustoxin im Nationalpark Neusiedler See – Seewinkel. BFB-Bericht 93 (ISSN 0257-3105), 39pp; Biologisches Forschungsinstitut Bugenland, Ilmitz, 200611.
Farnleitner AH, Wilhartitz I, Burtscher MM, Reischer G, Ryzinska G, Sommer R, Kirschner AKT, Stadler H, Szwezyk U & Mach RL. 2006. Microbiology of alpine karst aquifer springs – current view and future perspectives, International Conference Vienna - All about karst an water: decision making in a sensitive environment. European Regional Development Funds (ERDF) - INTERREG IIIB CADSES. pp183-188.
2005
Zechmeister TC, Kirschner AKT, Fuchsberger M, Gruber SG, Süß B, Rosengarten R, Pittner F, Mach RL, Herzig A, Farnleitner AH. 2005. Prevalence of Botulinum neurotoxin C1 and its corresponding gene in environmental samples from low and high risk avian botulism areas. Altex 22:185-195.
Fischer UR, Kirschner AKT, Velimirov B. 2005. Optimization of extraction and estimation of viruses in silty freshwater sediments. Aquatic Microbial Ecology 40:207-216.
Farnleitner AH, Wilhartitz I, Ryzinska G, Kirschner AKT, Stadler H, Burtscher MM, Hornek R, Szewzyk U, Herndl G, Mach RL. 2005. Bacterial dynamics in spring water of alpine karst aquifers indicates the presence of stable autochthonous microbial endokarst communities. Environmental Microbiology 7:1248-1259.
Kirschner AKT, Farnleitner AH. 2005. Bacterial Production. In: Steinberg, C, Klapper, Wilken (ed.) Manual of Applied Limnology, vol. 19. Erg. Lfg. 4/05. Ecomed Verlagsgesellschaft, Landsberg, BRD
Brunner M, Kirschner AKT, Farnleitner AH & Zechmeister TC. 2005. Die Jagd, Seite 169-178; in: Das Lafnitztal - Flusslandschaft im Herzen Europas; Umweltbundesamt GmbH, Astoria Druckzentrum; ISBN 3-7083-0162-5.
Zechmeister TC, Böck M, Brunner CM, Farnleitner AH & Kirschner AKT. 2005. Amphibien und Reptilien, Seite 120-126; in: Das Lafnitztal - Flusslandschaft im Herzen Europas; Umweltbundesamt GmbH, Astoria Druckzentrum; ISBN 3-7083-0162-5.
Zechmeister TC, Böck M, Raab R, Brunner C, Kirschner AKT und Farnleitner AH. 2005. Schmetterlinge, Heuschrecken, Libellen, Seite 102-111; in: Das Lafnitztal - Flusslandschaft im Herzen Europas; Umweltbundesamt GmbH, Astoria Druckzentrum; ISBN 3-7083-0162-5.
Zechmeister TC, Brunner C, Farnleitner AH, Kirschner AKT & Mitringer P. 2005. Forstwirtschaft, Seiten 165-169. in: Das Lafnitztal - Flusslandschaft im Herzen Europas; Umweltbundesamt GmbH, Astoria Druckzentrum; ISBN 3-7083-0162-5.
2004
Kirschner AKT, Zechmeister TC, Kavka GG, Beiwl C, Herzig A, Mach RL, Farnleitner AH. 2004. Integral strategy for evaluation of fecal indicator performance in bird-influenced saline inland waters. Applied and Environmental Microbiology 70:7396-7403.
Kirschner AKT, Wihlidal P, Velimirov B. 2004. Variability and predictability of the empirical conversion factor for converting 3H-thymidine uptake into bacterial carbon production for a eutrophic lake. Journal of Plankton Research 26:1559-1566.
Fischer UR, Weisz W, Wieltschnig C, Kirschner AKT, Velimirov B. 2004. Benthic and pelagic viral decay experiments: A model-based analysis and its applicability. Applied and Environmental Microbiology 70:6706-6713.
2003
Wieltschnig C, Kirschner AKT, Fischer UR, Velimirov B. 2003. Top-down control of benthic heterotrophic nanoflagellates by oligochaetes and microcrustaceans in a littoral freshwater habitat. Freshwater Biology 48:1840-1849.
Wieltschnig C, Fischer UR, Kirschner AKT, Velimirov B. 2003. Benthic bacterial production and protozoan predation in a silty freshwater environment. Microbial Ecology 46:62-72.
Teubner K, Crosbie ND, Donabaum K, Kabas W, Kirschner AKT, Pfister G, Salbrechter M, Dokulil MT. 2003. Enhanced phosphorus accumulation efficiency by the pelagic community at reduced phosphorus supply: A lake experiment from bacteria to metazoan zooplankton. Limnology and Oceanography 48:1141-1149.
Fischer UR, Wieltschnig C, Kirschner AKT, Velimirov B. 2003. Does virus-induced lysis contribute significantly to bacterial mortality in the oxygenated sediment layer of shallow oxbow lakes? Applied and Environmental Microbiology 69:5281-5289.
Farnleitner AH, Kasimir GD, Kavka GG, Zechmeister TC, Mach RL, Kirschner AKT. 2003. The choice of standardisation reveals a significant influence on the dynamics of bacterial abundance in newly deposited river sediments. International Review of Hydrobiology 88:284-289.
Eiler A, Farnleitner AH, Zechmeister TC, Herzig A, Hurban C, Wesner W, Krachler R, Velimirov B, Kirschner AKT. 2003. Factors controlling extremely productive heterotrophic bacterial communities in shallow soda pools. Microbial Ecology 46:43-54.
Farnleitner AH, Zechmeister TC, Kirschner AKT. 2003. Vorkommen und Abschätzung des Botulinum-Neurotoxin-Giftbildungspotenzials und dessen Zuordnung zu ökologischen Parametern in den Lacken des Nationalparks Neusiedler See - Seewinkel. BFB-Bericht 91 (ISSN 0257-3105), 43pp., Biologisches Forschungsinstitut Bugenland, Ilmitz, 2003
2002
Zechmeister TC, Farnleitner AH, Rocke TE, Pittner F, Rosengarten R, Mach RL, Herzig A, Kirschner AKT. 2002. PCR and ELISA--in vitro alternatives to the mouse-bioassay for assessing the botulinum-neurotoxin-C1 production potential in environmental samples? ALTEX : Alternativen zu Tierexperimenten 19 Suppl 1:49-54.
Kirschner AKT, Eiler A, Zechmeister TC, Velimirov B, Herzig A, Mach R, Farnleitner AH. 2002. Extremely productive microbial communities in shallow saline pools respond immediately to changing meteorological conditions. Environmental Microbiology 4:546-555.
Farnleitner AH, Burtscher MM, Kavka GG, Zechmeister TC, Kirschner AKT & Mach RL. 2002. Monitoring and typing of faecal pollution in water: developments in Escherichia coli detection and source identification. Proceedings of the International Conference on Automation in Water Quality Monitoring AutMoNet 2002, Vienna, Fleischmann, Langergraber & Haberl (eds.)
2001
Wieltschnig C, Kirschner AKT, Steitz A, Velimirov B. 2001. Weak coupling between heterotrophic nanoflagellates and bacteria in a eutrophic freshwater environment. Microbial Ecology 42:159-167.
Kirschner AKT, Riegl B, Velimirov B. 2001. Degradation of emergent and submerged macrophytes in an oxbow lake of an embanked backwater system: Implications for the terrestrialization process. International Review of Hydrobiology 86:555-571.
Farnleitner AH, Hocke L, Beiwl C, Kavka GG, Zechmeister T, Kirschner AKT, Mach RL. 2001. Rapid enzymatic detection of Escherichia coli contamination in polluted river water. Letters in Applied Microbiology 33:246-250.
Farnleitner AH, Kirschner AKT, Zechmeister TC, Mach RL. 2001. Untersuchungstechniken in der mikrobiologischen Analyse von Wasser und Gewässern: Status Quo und PerspektivenAustrian Association of Water and Waste Management. ÖWAV Schriftenreihe Heft 150; ISBN 3-902084-11-1; pp. 125-154.
Farnleitner AH, Kirschner AKT & Zechmeister TC. 2001. Botulismus. Natur und Land 3: 6-9.
1999
Wieltschnig C, Wihlidal P, Ulbricht T, Kirschner AKT, Velimirov B. 1999. Low control of bacterial production by heterotrophic nanoflagellates in a eutrophic backwater environment. Aquatic Microbial Ecology 17:77-89.
Kirschner AKT, Vellmirov B. 1999. Modification of the 3H-leucine centrifugation method for determining bacterial protein synthesis in freshwater samples. Aquatic Microbial Ecology 17:201-206.
Kirschner AKT, Velimirov B. 1999. Benthic bacterial secondary production measured via simultaneous 3H-thymidine and 14C-leucine incorporation, its implication for the carbon cycle of a shallow macrophyte-dominated backwater system. Limnology and Oceanography 44:1871-1881.
Kirschner AKT, Ulbricht T, Steitz A, Velimirov B. 1999. Material fluxes through the procaryotic compartment in a eutrophic backwater branch of the River Danube. Aquatic Microbial Ecology 17:211-230.
1997
Mayer J, Dokulil MT, Salbrechter M, Berger M, Posch T, Pfister G, Kirschner AKT, Velimirov B, Steitz A, Ulbricht T. 1997. Seasonal successions and trophic relations between phytoplankton, zooplankton, ciliate and bacteria in a hypertrophic shallow lake in Vienna, Austria. Hydrobiologia 342-343:165-174.
Kirschner AKT, Velimirov B. 1997. A seasonal study of bacterial community succession in a temperate backwater system, indicated by variation in morphotype numbers, biomass, and secondary production. Microbial Ecology 34:27-38.
Gajewski AJ, Kirschner AKT, Velimirov B. 1997. Bacterial lipolytic activity in a hypertrophic dead arm of the river Danube in Vienna. Hydrobiologia 344:1-10.
1995
Mathias CB, Kirschner AKT, Velimirov B. 1995. Seasonal variations of virus abundance and viral control of the bacterial production in a backwater system of the Danube River. Applied and Environmental Microbiology 61:3734-3740.
