Publications

Journal Articles

2020

Removal of trace organic contaminants from wastewater by superfine powdered activated carbon (SPAC) is neither affected by SPAC dispersal nor coagulation

L. Decrey; F. Bonvin; C. Bonvin; E. Bonvin; T. Kohn 

Water Research. 2020-08-14.  p. 116302. DOI : 10.1016/j.watres.2020.116302.

Viral Transfer and Inactivation through Zooplankton Trophic Interactions

N. S. Ismail; M. Olive; X. Fernandez Cassi; V. Bachmann; T. Kohn 

Environmental Science & Technology. 2020-07-14. DOI : 10.1021/acs.est.0c02545.

Global sensitivity analysis of environmental, water quality, photoreactivity, and engineering design parameters in sunlight inactivation of viruses

X. Zhang; A. Lardizabal; A. I. Silverman; D. Vione; T. Kohn et al. 

Environmental Science & Technology. 2020-05-29. Vol. [Just Accepted Manuscript]. DOI : 10.1021/acs.est.0c01214.

Salt enhances the thermostability of enteroviruses by stabilizing capsid protein interfaces

S. Meister; A. Prunotto; M. Dal Peraro; T. Kohn 

Journal of Virology. 2020-03-25. DOI : 10.1128/JVI.02176-19.

The Metal Catalyst Influences the Kinetics and Mechanisms of MS2 Inactivation in Fenton-like Systems

J. I. Nieto Juarez; T. Kohn 

CHIMIA. 2020-03-15. Vol. 74, p. 149-155. DOI : 10.2533/chimia.2020.149.

UV disinfection of human norovirus: evaluating infectivity using a genome-wide PCR-based approach

N. Rockey; S. Young; T. Kohn; B. M. Pecson; C. Wobus et al. 

Environmental Science and Technology. 2020-01-24. DOI : 10.1021/acs.est.9b05747.

Control of Waterborne Human Viruses by Indigenous Bacteria and Protists Is Influenced by Temperature, Virus Type, and Microbial Species

M. Olive; C. Gan; A. Carratalà; T. Kohn 

Applied and Environmental Microbiology. 2020. Vol. 86, num. 3, p. e01992-19. DOI : 10.1128/AEM.01992-19.

2019

Relationship Between Inactivation and Genome Damage of Human Enteroviruses Upon Treatment by UV254, Free Chlorine, and Ozone

S. M. Young; J. R. Torrey; V. Bachmann; T. Kohn 

Food and Environmental Virology. 2019-10-29. Vol. [First Online]. DOI : 10.1007/s12560-019-09411-2.

Proxies to monitor the inactivation of viruses by ozone in surface water and wastewater effluent

C. Wolf; A. Pavese; U. von Gunten; T. Kohn 

Water Research. 2019-09-13. Vol. 166, p. 115088. DOI : 10.1016/j.watres.2019.115088.

Health risks for sanitation service workers along a container-based urine collection system and resource recovery value chain

H. N. Bischel; L. Caduff; S. Schindelholz; T. Kohn; T. Julian 

Environmental Science and Technology. 2019-05-13. Vol. 53, p. 7055-7067. DOI : 10.1021/acs.est.9b01092.

Differences in viral disinfection mechanisms as revealed by quantitative transfection of Echovirus 11 genomes

J. R. Torrey; U. von Gunten; T. Kohn 

Applied and Environmental Microbiology. 2019-05-10. Vol. 85, num. 14. DOI : 10.1128/AEM.00961-19.

The utility of flow cytometry for potable reuse

N. Rockey; H. N. Bischel; T. Kohn; B. Pecson; K. R. Wigginton 

Current Opinion in Biotechnology. 2019-01-27. Vol. 57, p. 42-49. DOI : 10.1016/j.copbio.2018.12.009.

2018

Transfer of enteric viruses (adenovirus and coxsackievirus) and bacteriophage (MS2) from liquid to human skin

A. K. Pitol; H. N. Bischel; A. B. Boehm; T. Kohn; T. R. Julian 

Applied and Environmental Microbiology. 2018-09-14. Vol. 84, p. e01809-18. DOI : 10.1128/AEM.01809-18.

Sunlight-mediated inactivation of health-relevant microorganisms in water: A review of mechanisms and modeling approaches

K. Nelson; A. Boehm; R. Davies-Colley; M. C. Dodd; T. Kohn et al. 

Environmental Science: Processes & Impacts. 2018-07-26. Vol. 20, num. 8, p. 1089-1122. DOI : 10.1039/C8EM00047F.

Inaktivierung von Viren im Wasser

T. Kohn 

Aqua & Gas. 2018-05-15. Vol. 5, p. 25-29.

Variability in Disinfection Resistance between Currently Circulating Enterovirus B Serotypes and Strains

S. Meister; M. E. Verbyla; M. Klinger; T. Kohn 

Environmental Science and Technology. 2018. Vol. 52, p. 3696−3705. DOI : 10.1021/acs.est.8b00851.

Kinetics of inactivation of waterborne enteric viruses by ozone

C. Wolf; U. von Gunten; T. Kohn 

Environmental Science and Technology. 2018. Vol. 52, p. 2170-2177. DOI : 10.1021/acs.est.7b05111.

2017

Virus transfer at the skin-liquid interface

A. K. Pitol; H. N. Bischel; T. Kohn; T. R. Julian 

Environmental Science and Technology. 2017. Vol. 51, num. 24, p. 14417-14425. DOI : 10.1021/acs.est.7b04949.

Experimental adaptation of human echovirus 11 to ultraviolet radiation leads to tolerance to disinfection and resistance to ribavirin

A. Carratala Ripolles; H. Shim; Q. Zhong; V. Bachmann; J. D. Jensen et al. 

Virus Evolution. 2017. Vol. 3, num. 2, p. vex035. DOI : 10.1093/ve/vex035.

Cross-resistance of UV- or chlorine dioxide-resistant echovirus 11 to other disinfectants

Q. Zhong; A. Carratala Ripolles; R. Ossola; V. Bachmann; T. Kohn 

Frontiers in Microbiology. 2017. Vol. 8, p. Article 1928. DOI : 10.3389/fmicb.2017.01928.

Resistance of echovirus 11 to ClO2 is associated with enhanced host receptor use, altered entry routes and high fitness

Q. Zhong; A. Carratala; H. Shim; V. Bachmann; J. D. Jensen et al. 

Environmental Science and Technology. 2017. Vol. 51, p. 10746-10755. DOI : 10.1021/acs.est.7b03288.

Identification of the inactivating factors and mechanisms exerted on MS2 coliphage in concentrated synthetic urine

W. Oishi; D. Sano; L. Decrey; S. Kadoya; T. Kohn et al. 

Science of the Total Environment. 2017. Vol. 598, p. 213-219. DOI : 10.1016/j.scitotenv.2017.04.088.

Virus inactivation in stored human urine, sludge and animal manure under typical conditions of storage or mesophilic anaerobic digestion

L. Decrey; T. Kohn 

Environmental Science: Water Research & Technology. 2017. Vol. 3, p. 381-574. DOI : 10.1039/C6EW00311G.

2016

Bacteria inactivation during the drying of struvite fertilizers produced from stored urine

H. N. Bischel; S. Schindelholz; M. Schoger; L. Decrey; C. A. Buckley et al. 

Environmental Science and Technology. 2016. Vol. 50, p. 13013-13023. DOI : 10.1021/acs.est.6b03555.

Genetic, structural and phenotypic properties of MS2 coliphage with resistance to ClO2 disinfection

Q. Zhong; A. Carratala Ripolles; S. Nazarov; R. C. Guerrero-Ferreira; L. Piccinini et al. 

Environmental Science and Technology. 2016. Vol. 50, p. 13520 − 13528. DOI : 10.1021/acs.est.6b04170.

Ammonia as an in-situ sanitizer: influence of virus genome type on inactivation

L. Decrey; S. Kazama; T. Kohn 

Applied and Environmental Microbiology. 2016. Vol. 82, num. 16, p. 4909-4920. DOI : 10.1128/AEM.01106-16.

Competitive co-adsorption dynamics of viruses and dissolved organic matter to positively charged sorbent surfaces

A. Armanious; M. Münch; T. Kohn; M. Sander 

Environmental Science and Technology. 2016. Vol. 50, p. 3597-3606. DOI : 10.1021/acs.est.5b05726.

Viruses at solid-water interfaces: A systematic assessment of interactions driving adsorption

A. Armanious; M. Aeppli; R. Jacak; D. Refardt; T. Sigstam et al. 

Environmental Science & Technology. 2016. Vol. 50, num. 2, p. 732-743. DOI : 10.1021/acs.est.5b04644.

Super-fine powdered activated carbon (SPAC) for efficient removal of micropollutants from wastewater treatment plant effluent

F. Bonvin; L. Jost; L. Randin; E. Bonvin; T. Kohn 

Water Research. 2016. Vol. 90, p. 90-99. DOI : 10.1016/j.watres.2015.12.001.

A modeling approach to estimate the solar disinfection of viral indicator organisms in waste stabilization ponds and surface waters

T. Kohn; M. J. Mattle; M. Minella; D. V. Vione 

Water Research. 2016. Vol. 88, p. 912-922. DOI : 10.1016/j.watres.2015.11.022.

Solar disinfection (SODIS) of viruses in PET bottles

A. Carratala Ripolles; A. Dionisio Calado; M. J. Mattle; R. Meierhofer; S. Luzi et al. 

Applied and Environmental Microbiology. 2016. Vol. 82, p. 279-288. DOI : 10.1128/AEM.02897-15.

2015

Inactivation kinetics and mechanisms of viral and bacterial pathogen surrogates during urine nitrification

H. N. Bischel; A. Schertenleib; A. Fumasoli; K. M. Udert; T. Kohn 

Environmental Science-Water Research & Technology. 2015. Vol. 1, num. 1, p. 65-76. DOI : 10.1039/c4ew00065j.

Pathogens and pharmaceuticals in source-separated urine in eThekwini, South Africa

H. N. Bischel; B. D. Özel Duygan; L. Strande; C. McArdell; K. M. Udert et al. 

Water Research. 2015. Vol. 85, p. 57-65. DOI : 10.1016/j.watres.2015.08.022.

Ammonia as an in-situ sanitizer: inactivation kinetics and mechanisms of the ssRNA virus MS2 by NH3

L. Decrey; S. Kazama; K. M. Udert; T. Kohn 

Environmental Science and Technology. 2015. Vol. 49, p. 1060−1067. DOI : 10.1021/es5044529.

A conceptual model and experimental framework to determine the contributions of direct and indirect photoreactions to the solar disinfection of MS2, phiX174 and adenovirus

M. Mattle; D. Vione; T. Kohn 

Environmental Science and Technology. 2015. Vol. 49, p. 334-342. DOI : 10.1021/es504764u.

Technologies for the treatment of source-separated urine in the eThekwini Municipality

K. M. Udert; C. A. Buckley; M. Waechter; C. S. McArdell; T. Kohn et al. 

Water SA. 2015. Vol. 41, num. 2, p. 212-221. DOI : 10.4314/wsa.v41i2.06.

2014

UVC inactivation of dsDNA and ssRNA viruses in water: UV fluences and a qPCR-based approach to evaluate decay on viral infectivity

B. Calgua; A. Carratala Ripolles; L. Guerrero-Latorre; A. de Abreu Corrêa; T. Kohn et al. 

Food and Environmental Virology. 2014. Vol. 6, num. 4, p. 260-268. DOI : 10.1007/s12560-014-9157-1.

Direct effects of dominant winds on residence and travel times in the wide and open lacustrine embayment: Vidy Bay (Lake Geneva, Switzerland)

A. M. Razmi; D. A. Barry; U. Lemmin; F. Bonvin; T. Kohn et al. 

Aquatic Sciences. 2014. Vol. 76, num. 1 (Supplement), p. S59-S71. DOI : 10.1007/s00027-013-0321-8.

On the cause of the tailing phenomenon during virus disinfection by chlorine dioxide

A. T. Sigstam; A. Rohatschek; Q. Zhong; M. Brennecke; T. Kohn 

Water Research. 2014. Vol. 48, p. 82-89. DOI : 10.1016/j.watres.2013.09.023.

Spatial extent and ecotoxicological risk assessment of a micropollutant-contaminated wastewater plume in Lake Geneva

C. C. Hoerger; Y. Akhtman; L. Martelletti; R. Rutler; F. Bonvin et al. 

Aquatic Sciences. 2014. Vol. 76, num. 1, p. 7-19. DOI : 10.1007/s00027-013-0315-6.

2013

Micropollutant dynamics in Vidy Bay – A coupled hydrodynamic-photolysis model to assess the spatial extent of ecotoxicological risk

F. Bonvin; A. M. Razmi; D. A. Barry; T. Kohn 

Environmental Science and Technology. 2013. Vol. 47, num. 16, p. 9207-9216. DOI : 10.1021/es401294c.

Virus removal and inactivation by iron (hydr)oxide-mediated Fenton-like processes under sunlight and in the dark

J. I. Nieto-Juarez; T. Kohn 

Photochemical and Photobiological Sciences. 2013. Vol. 12, num. 9, p. 1596-1605. DOI : 10.1039/C3PP25314G.

Subtle differences in virus composition affect disinfection kinetics and mechanisms

A. T. Sigstam; G. Gannon; M. Cascella; B. M. Pecson; K. R. Wigginton et al. 

Applied and Environmental Microbiology. 2013. Vol. 79, num. 11, p. 3455-3467. DOI : 10.1128/AEM.00663-13.

Mechanisms of Human Adenovirus Inactivation by Sunlight and UVC Light as Examined by Quantitative PCR and Quantitative Proteomics

F. S. Bosshard; F. Armand; R. Hamelin; T. Kohn 

Applied and Environmental Microbiology. 2013. Vol. 79, p. 1325-1332. DOI : 10.1128/AEM.03457-12.

Direct photolysis of human metabolites of the antibiotic sulfamethoxazole: Evidence for abiotic back-transformation

F. Bonvin; J. Omlin; R. Rutler; W. B. Schweizer; P. Alaimo et al. 

Environmental Science and Technology. 2013. Vol. 47, p. 6746-6755. DOI : 10.1021/es303777k.

2012

Pharmaceuticals and their human metabolites in Lake Geneva: occurrence, fate and ecotoxicological relevance

F. Bonvin; N. Chèvre; R. Rutler; T. Kohn 

Archives des Sciences. 2012. Vol. 65, p. 143‐155.

Virus inactivation mechanisms: impact of disinfectants on virus function and structural integrity

K. Wigginton; B. Pecson; A. T. Sigstam; F. S. Bosshard; T. Kohn 

Environmental Science and Technology. 2012. Vol. 46, p. 12069-12078. DOI : 10.1021/es3029473.

Inactivation of bacteriophage MS2 with potassium ferrate(VI)

L. Hu; M. A. Page; A. T. Sigstam; T. Kohn; B. Marinas et al. 

Environmental Science and Technology. 2012. Vol. 46, p. 12079-12087. DOI : 10.1021/es3031962.

Inactivation and tailing during UV254 disinfection of viruses: contributions of viral aggregation, light shielding within viral aggregates and recombination

M. J. Mattle; T. Kohn 

Environmental Science and Technology. 2012. Vol. 46, p. 10022-10030. DOI : 10.1021/es302058v.

Emerging Investigators themed issue 2012

D. Cwiertny; T. Kohn 

Journal Of Environmental Monitoring. 2012. Vol. 14, p. 1743-1744. DOI : 10.1039/c2em90030k.

UV radiation induces genome-mediated, site-specific cleavage in viral protein

K. Wigginton; L. Menin; A. T. Sigstam; G. Gannon; M. Cascella et al. 

Chembiochem. 2012. Vol. 13, num. 6, p. 837-845. DOI : 10.1002/cbic.201100601.

Photoinactivation of virus on iron-oxide coated sand: enhancing inactivation in sunlit waters

B. Pecson; L. Decrey; T. Kohn 

Water Research. 2012. Vol. 46, p. 1763-1770. DOI : 10.1016/j.watres.2011.12.059.

Virus disinfection mechanisms: the role of virus composition, structure, and function

K. Wigginton; T. Kohn 

Current Opinion in Virology. 2012. Vol. 2, p. 84-89. DOI : 10.1016/j.coviro.2011.11.003.

2011

Role of Temperature and Suwannee River Natural Organic Matter on Inactivation Kinetics of Rotavirus and Bacteriophage MS2 by Solar Irradiation

O. C. Romero; A. P. Straub; T. Kohn; T. H. Nguyen 

Environmental Science and Technology. 2011. Vol. 45, p. 10385-10393. DOI : 10.1021/es202067f.

Impact of virus aggregation on inactivation by peracetic acid and implications for other disinfectants

M. J. Mattle; B. Crouzy; M. Brennecke; K. Wigginton; P. Perona et al. 

Environmental Science and Technology. 2011. Vol. 45, num. 18, p. 7710-7717. DOI : 10.1021/es201633s.

Fate of the pathogen indicators phage phiX174 and Ascaris suum eggs during the production of struvite fertilizer from source-separated urine

L. Decrey; K. M. Udert; E. Tilley; B. M. Pecson; T. Kohn 

Water Research. 2011. Vol. 45, p. 4960-4972. DOI : 10.1016/j.watres.2011.06.042.

Spatial and temporal presence of a wastewater-derived micropollutant plume in Lake Geneva

F. Bonvin; R. Rutler; N. Chèvre; J. Halder; T. Kohn 

Environmental Science and Technology. 2011. Vol. 45, p. 4702-4709. DOI : 10.1021/es2003588.

A framework for using quantitative PCR as a non-culture based method to estimate virus infectivity

B. M. Pecson; M. Ackermann; T. Kohn 

Environmental Science and Technology. 2011. Vol. 45, p. 2257-2263. DOI : 10.1021/es103488e.

2010

Reactivity of Alkyl Polyhalides toward Granular Iron: Development of QSARs and Reactivity Cross Correlations for Reductive Dehalogenation

D. M. Cwiertny; W. A. Arnold; T. Kohn; L. A. Rodenburg; A. L. Roberts 

Environmental Science and Technology. 2010. Vol. 44, p. 7928-7936. DOI : 10.1021/es1018866.

Pharmaceuticals and Personal Care Products (PPCPs) in Effluent Matrices: A Survey of Transformation and Removal during Wastewater Treatment and Implications for Wastewater Management

R. L. Oulton; T. Kohn; D. M. Cwiertny 

Journal of Environmental Monitoring. 2010. Vol. 12, p. 1956-1978. DOI : 10.1039/C0EM00068J.

Oxidation of Virus Proteins during UV(254) and Singlet Oxygen Mediated Inactivation

K. R. Wigginton; L. Menin; J. Paz Montoya; T. Kohn 

Environmental Science and Technology. 2010. Vol. 44, p. 5437-5443. DOI : 10.1021/es100435a.

Inactivation of MS2 coliphage in Fenton and Fenton-like systems: role of transition metals, hydrogen peroxide and sunlight

J. I. Nieto; K. Pierzchala; A. Sienkiewicz; T. Kohn 

Environmental Science and Technology. 2010. Vol. 44, p. 3351-3356. DOI : 10.1021/es903739f.

Occurrence and fate of micropollutants in the Vidy Bay of Lake Geneva, part II: Micropollutant removal between wastewater and raw drinking water

B. Morasch; F. Bonvin; H. Reiser; D. Grandjean; L. F. de Alencastro et al. 

Environmental Toxicology and Chemistry. 2010. Vol. 29, num. 8, p. 1658-1668. DOI : 10.1002/etc.222.

Occurrence and fate of micropollutants in the Vidy Bay of Lake Geneva, part I: Priority list for environmental risk assessment of pharmaceuticals

C. Perazzolo; B. Morasch; T. Kohn; A. Magnet; D. Thonney et al. 

Environmental Toxicology and Chemistry. 2010. Vol. 29, num. 8, p. 1649-1657. DOI : 10.1002/etc.221.

2009

Quantitative PCR for determining the infectivity of bacteriophage MS2 upon inactivation by heat, UVB and singlet oxygen: advantages and limitations of an enzymatic treatment to reduce false-positive results

B. M. Pecson; L. Valerio Martin; T. Kohn 

Applied and Environmental Microbiology. 2009. Vol. 75, p. 5544-5554. DOI : 10.1128/AEM.00425-09.

2007

Association with Natural Organic Matter Enhances the Sunlight-Mediated Inactivation of MS2 Coliphage by Singlet Oxygen

T. Kohn; M. Grandbois; K. McNeill; K. L. Nelson 

Environmental Science and Technology. 2007. Vol. 41, num. 13, p. 4626-4632. DOI : 10.1021/es070295h.

Sunlight-Mediated Inactivation of MS2 Coliphage via Exogenous Singlet Oxygen Produced by Sensitizers in Natural Waters

T. Kohn; K. L. Nelson 

Environmental Science and Technology. 2007. Vol. 41, num. 1, p. 192-197. DOI : 10.1021/es061716i.

2006

Reactivity of Substituted Benzotrichlorides toward Granular Iron, Cr(II), and an Iron(II) Porphyrin: A Correlation Analysis

T. Kohn; W. A. Arnold; A. L. Roberts 

Environmental Science and Technology. 2006. Vol. 40, num. 13, p. 4253-4260. DOI : 10.1021/es051737x.

Interspecies Competitive Effects in Reduction of Organohalides in Connelly Iron Columns

T. Kohn; A. L. Roberts 

Environmental Engineering Science. 2006. Vol. 23, p. 874-885. DOI : 10.1089/ees.2006.23.874.

The effect of silica on the degradation of organohalides in granular iron columns

T. Kohn; A. L. Roberts 

Journal of Contaminant Hydrology. 2006. Vol. 83, num. 1-2, p. 70-88. DOI : 10.1016/j.jconhyd.2005.10.010.

2005

Photosensitizer method to determine rate constants for the reaction of carbonate radical with organic compounds

S. Canonica; T. Kohn; M. Mac; F. J. Real; J. Wirz et al. 

Environmental Science and Technology. 2005. Vol. 39, num. 23, p. 9182-9188. DOI : 10.1021/es051236b.

Longevity of granular iron in groundwater treatment processes: corrosion product development

T. Kohn; K. J. T. Livi; A. L. Roberts; P. J. Vikesland 

Environmental Science and Technology. 2005. Vol. 39, num. 8, p. 2867-2879. DOI : 10.1021/es048851k.

2003

Longevity of granular iron in groundwater treatment processes: Solution composition effects on reduction of organohalides and nitroaromatic compounds

J. Klausen; P. J. Vikesland; T. Kohn; D. R. Burris; W. P. Ball et al. 

Environmental Science and Technology. 2003. Vol. 37, num. 6, p. 1208-1218. DOI : 10.1021/es025965s.

Investigation of the inhibitory effect of silica on the degradation of 1,1,1-trichloroethane by granular iron

T. Kohn; S. R. Kane; D. H. Fairbrother; A. L. Roberts 

Environmental Science and Technology. 2003. Vol. 37, num. 24, p. 5806-5812. DOI : 10.1021/es034495e.

Applications of surface analysis in the environmental sciences: dehalogenation of chloro-carbons with zero-valent iron and iron-containing mineral surfaces

M. M. McGuire; D. L. Carlson; P. J. Vikesland; T. Kohn; A. C. Grenier et al. 

Analytica Chimica Acta. 2003. Vol. 496, num. 1-2, p. 301-313. DOI : 10.1016/S0003-2670(03)01009-2.