| One-year monthly quantitative survey of noroviruses, enteroviruses, and adenoviruses in wastewater collected from six plants in Japan H Katayama, E Haramoto, K Oguma, H Yamashita, A Tajima, H Nakajima, ... Water research 42 (6-7), 1441-1448, 2008 | 403 | 2008 |
| Application of cation-coated filter method to detection of noroviruses, enteroviruses, adenoviruses, and torque teno viruses in the Tamagawa River in Japan E Haramoto, H Katayama, K Oguma, S Ohgaki Applied and Environmental Microbiology 71 (5), 2403-2411, 2005 | 276 | 2005 |
| Photoreactivation of Escherichia coli after Low- or Medium-Pressure UV Disinfection Determined by an Endonuclease Sensitive Site Assay K Oguma, H Katayama, S Ohgaki Applied and environmental microbiology 68 (12), 6029-6035, 2002 | 271 | 2002 |
| Inactivation kinetics and efficiencies of UV-LEDs against Pseudomonas aeruginosa, Legionella pneumophila, and surrogate microorganisms S Rattanakul, K Oguma Water research 130, 31-37, 2018 | 267 | 2018 |
| Determination of Pyrimidine Dimers inEscherichia coli and Cryptosporidium parvum during UV Light Inactivation, Photoreactivation, and Dark Repair K Oguma, H Katayama, H Mitani, S Morita, T Hirata, S Ohgaki Applied and Environmental microbiology 67 (10), 4630-4637, 2001 | 255 | 2001 |
| Application of UV light emitting diodes to batch and flow-through water disinfection systems K Oguma, R Kita, H Sakai, M Murakami, S Takizawa Desalination 328, 24-30, 2013 | 235 | 2013 |
| Seasonal profiles of human noroviruses and indicator bacteria in a wastewater treatment plant in Tokyo, Japan E Haramoto, H Katayama, K Oguma, H Yamashita, A Tajima, H Nakajima, ... Water Science and Technology 54 (11-12), 301-308, 2006 | 169 | 2006 |
| Assessment of groundwater pollution in Tokyo using PPCPs as sewage markers K Kuroda, M Murakami, K Oguma, Y Muramatsu, H Takada, S Takizawa Environmental science & technology 46 (3), 1455-1464, 2012 | 168 | 2012 |
| Efficacy of UV Irradiation in Inactivating Cryptosporidiumparvum Oocysts S Morita, A Namikoshi, T Hirata, K Oguma, H Katayama, S Ohgaki, ... Applied and environmental microbiology 68 (11), 5387-5393, 2002 | 164 | 2002 |
| Pepper mild mottle virus as an indicator and a tracer of fecal pollution in water environments: comparative evaluation with wastewater-tracer pharmaceuticals in Hanoi, Vietnam K Kuroda, N Nakada, S Hanamoto, M Inaba, H Katayama, AT Do, ... Science of the Total Environment 506, 287-298, 2015 | 144 | 2015 |
| Photoreactivation of Legionella pneumophila after inactivation by low-or medium-pressure ultraviolet lamp K Oguma, H Katayama, S Ohgaki Water Research 38 (11), 2757-2763, 2004 | 143 | 2004 |
| Quantitative analysis of human enteric adenoviruses in aquatic environments E Haramoto, H Katayama, K Oguma, S Ohgaki Journal of Applied Microbiology 103 (6), 2153-2159, 2007 | 133 | 2007 |
| Application of UV light–emitting diodes to adenovirus in water K Oguma, S Rattanakul, JR Bolton Journal of Environmental Engineering 142 (3), 04015082, 2016 | 107 | 2016 |
| Removal of organics and viruses using hybrid ceramic MF system without draining PAC HK Oh, S Takizawa, S Ohgaki, H Katayama, K Oguma, MJ Yu Desalination 202 (1-3), 191-198, 2007 | 93 | 2007 |
| Monitoring of human enteric viruses and coliform bacteria in waters after urban flood in Jakarta, Indonesia C Phanuwan, S Takizawa, K Oguma, H Katayama, A Yunika, S Ohgaki Water Science and Technology 54 (3), 203-210, 2006 | 93 | 2006 |
| Effects of low-or medium-pressure ultraviolet lamp irradiation on Microcystis aeruginosa and Anabaena variabilis H Sakai, K Oguma, H Katayama, S Ohgaki Water Research 41 (1), 11-18, 2007 | 82 | 2007 |
| Analysis of hydroxyl radicals and inactivation mechanisms of bacteriophage MS2 in response to a simultaneous application of UV and chlorine S Rattanakul, K Oguma Environmental science & technology 51 (1), 455-462, 2017 | 78 | 2017 |
| Effects of inequality of supply hours on consumers' coping strategies and perceptions of intermittent water supply in Kathmandu Valley, Nepal B Guragai, S Takizawa, T Hashimoto, K Oguma Science of the Total Environment 599, 431-441, 2017 | 75 | 2017 |
| Occurrence and formation potential of N-nitrosodimethylamine in ground water and river water in Tokyo N Van Huy, M Murakami, H Sakai, K Oguma, K Kosaka, M Asami, ... Water research 45 (11), 3369-3377, 2011 | 72 | 2011 |
| Investigating sources and pathways of perfluoroalkyl acids (PFAAs) in aquifers in Tokyo using multiple tracers K Kuroda, M Murakami, K Oguma, H Takada, S Takizawa Science of the total environment 488, 51-60, 2014 | 67 | 2014 |