Home>Research>Peer-reviewed publications
Papers on which I am a corresponding author is marked with an asterisc.

2023

95(37) * Mohomed Niyas Mohomed Shayan, Yuna Tanaka, Reiko Hirano (Cellspect), Yuki Nakaya, Hisashi Satoh (2023) A simple and rapid method for detecting fecal pollution in urban rivers by measuring the intrinsic β-D-glucuronidase activity of Escherichia coli. Water Research. **(**), **–**. FreePDF
94(36) * Meri Nakajima, Reiko Hirano (Cellspect), Yuki Nakaya, Hisashi Satoh (2023) Analysis of unamplified 16S rRNA of ammonia-oxidizing bacteria in activated sludge by spectrophotometry using gold nanoprobes. ACS ES&T Water. **(**), **–**. FreePDF
93(35) * Yuki Nakaya, Jinming Jia, Hisashi Satoh (2023) Tracing morphological characteristics of activated sludge flocs by using a digital microscope and their effects on sludge dewatering and settling. Environmental Technology. **(**), **–**. FreePDF

2022

92 Koji Matsunaga, Yuki Nakaya, Hisashi Satoh (2022) Separate determination of arsenite and arsenate in groundwater samples by simple analytical methods. Water Supply. 22(10), 7635–7642. FreePDF
91(34) * Hisashi Satoh, Meri Nakajima, Reiko Hirano (Cellspect), Yuki Nakaya (2022) Highly sensitive and homogeneous detection of unamplified RNA based on the light scattering properties of gold nanoparticle probes. Biosensors and Bioelectronics: X. 12, 100249. FreePDF
90(33) Kyohei Kuroda, Takashi Narihiro, Yuki Nakaya, Taro Q.P. Noguchi, Ryota Maeda, Masaru K. Nobu, Yuki Ohnishi, Yasuhiro Kumaki, Tomoyasu Aizawa, Hisashi Satoh (2022) Elucidation of the biodegradation pathways of bis(2-hydroxyethyl) terephthalate and dimethyl terephthalate under anaerobic conditions revealed by enrichment culture and microbiome analysis. Chemical Engineering Journal. 450(1), 137916.
89(33) * Hisashi Satoh, Natsumi Nagahashi, Kai Kikuchi, Reiko Hirano (Cellspect) (2022) Screening Antibiotic-Resistant Escherichia coli in Wastewater and River Water Using a Novel Simple Phenotypic Antibiotic- Susceptibility Testing Method. ACS ES&T Water. 2(8), 1301–1308. FreePDF
88(32) * Koji Matsunaga, Reiko Hirano (Cellspect), Hisashi Satoh (2022) Development of the simple analytical method for determination of arsenate(V) ion using fluorescence-labeled DNA and cerium oxide nanoparticles. Water Supply. 22(5), 5524–5534. FreePDF

2021

87(31) * Hisashi Satoh, Yutaka Katayose, Reiko Hirano (Cellspect) (2021) Simple Enumeration of Escherichia coli Concentrations in River Water Samples by Measuring β-D-glucuronidase Activities in a Microplate Reader. Water Science and Technology. 83(6), 1399–1406. FreePDF
86(30) * Meri Nakajima, Reiko Hirano (Cellspect), Satoshi Okabe, Hisashi Satoh (2021) Simple Assay for Colorimetric Quantification of Unamplified Bacterial 16S rRNA in Activated Sludge using Gold Nanoprobes. Chemosphere. 263, 128331. FreePDF
85  Yasunori Watanabe, Haruhi Oyaizu, Hisashi Sato, Yasuo Niida (2021) Bubble Drag in Electrolytically Generated Microbubble Swarms with Bubble-Vortex Interactions. International Journal of Multiphase Flow. 136, 103541.
84(29) * Hisashi Satoh, Yukari Kashimoto, Naoki Takahashi, Takashi Tsujimura (2021) Deep learning-based morphology classification of activated sludge flocs in wastewater treatment plants. Environmental Science: Water Research & Technology. 7, 298-305. FreePDF

2020

83 * Meri Nakajima, Akihiko Ishida, Manabu Tokeshi, Hisashi Satoh (2020) Development of a paper-based analytical chip for detection of bacterial 16S rRNA in wastewater samples. Bunseki kagaku. 69(12), 715-722. FreePDF
82 Yu Otsuka, Guanglei Li, Hiromi Takahashi, Hisashi Satoh, Koji Yamada (2020) Synthesis of a fluorescent solvatochromic resin using Suzuki–Miyaura cross-coupling and its optical waveguide spectra to measure the solvent polarity on the surface. Materials. 13(20), 4483.
81 Takahiro Segawa, Nozomu Takeuchi, Hiroshi Mori, Rathnayake Rathnayake, qin Li, Ayumi Akiyoshi, Hisashi Satoh, Satoshi Ishii (2020) Redox stratification within cryoconite granules influences the nitrogen cycle on glaciers.FEMS Microbiology Ecology. 96(11), ***.
80 Mamoru Oshiki, Haruna Hiraizumi, Hisashi Satoh, Satoshi Okabe (2020) Cell-density dependent anammox activity of Candidatus Brocadia sinica regulated by N-acyl homoserine lactone-mediated quorum sensing. Microbes & Environments 35(4), 20086. FreePDF
79(28) * Hisashi Satoh, Kai Kikuchi, Yutaka Katayose, Shu Tsuda, Reiko Hirano (Cellspect), Yuga Hirakata, Masaaki Kitajima, Satoshi Ishii, Mamoru Oshiki, Masashi Hatamoto, Masahiro Takahashi, Satoshi Okabe (2020) Simple and Reliable Enumeration of Escherichia coli Concentrations in Wastewater Samples by Measuring β-D-glucuronidase (GUS) Activities via a Microplate Reader. Science of The Total Environment 715, 136928. FreePDF

2019

78 * Hisashi Satoh, Kai Kikuchi, Syu Tsuda, Reiko Hirano (Cellspect) (2019) Development of a simple and rapid method for determining coliforms in wastewater based on fluorogenic enzymatic substrate. Gesuido-kyokai-shi. 56(684), 110-117. FreePDF
77(27) * Koji Matsunaga, Yu Okuyama, Reiko Hirano (Cellspect), Satoshi Okabe, Masahiro Takahashi, Hisashi Satoh (2019) Development of a simple analytical method to determine arsenite using a DNA aptamer and gold nanoparticles. Chemosphere. 224, 538–543. FreePDF, FreePDF
76 Akira Hafuka, Riho Mashiko, Ryuto Odashima, Hiroshi Yamamura, Hisashi Satoh, Yoshimasa Watanabe (2019) Digestion performance and contributions of organic and inorganic fouling in an anaerobic membrane bioreactor treating waste activated sludge. Bioresource Technology. 272, 63–69. FreePDF

2018

75(26) * Akira Hafuka, Hisashi Satoh, Koji Yamada, Masahiro Takahashi, Satoshi Okabe (2018) 3-[Bis(pyridin-2-ylmethyl)amino]-5-(4-carboxyphenyl)-BODIPY as Ratiometric Fluorescent Sensor for Cu2+. Materials. 11, 814. FreePDF
74(25) * Rathnayake M. L. D. Rathnayake, Mamoru Oshiki, Satoshi Ishii, Takahiro Segawa, Hisashi Satoh, Satoshi Okabe (2018) Experimental evidence for in situ nitric oxide production in anaerobic ammonia-oxidizing bacterial granules. Environmental Science & Technology. 52(10), 5744–5752. FreePDF

2017

73(24) * Akira Hafuka, Akiyoshi Takitani, Hiroko Suzuki, Takuya Iwabuchi, Masahiro Takahashi, Satoshi Okabe and Hisashi Satoh (2017) Determination of Cadmium in Brown Rice Samples by Fluorescence Spectroscopy Using a Fluoroionophore after Purification of Cadmium by Anion Exchange Resin. Sensors. 17(10), 2291. FreePDF
72 Mamoru Oshiki, Keisuke Mizuto, Zenichiro Kimura, Tomonori Kindaichi, Hisashi Satoh and Satoshi Okabe (2017) Genetic Diversity of Marine Anaerobic Ammonium-Oxidizing Bacteria as Revealed by Genomic and Proteomic Analyses of ‘Candidatus Scalindua japonica’. Environmental Microbiology Reports. 9(5), 550–561. FreePDF
71(23) * Hisashi Satoh, Wasala Bandara,Manabu Sasakawa, Yoshihito Nakahara, Masahiro Takahashi, and Satoshi Okabe (2017) Enhancement of organic matter degradation and methane gas production of anaerobic granular sludge by degasification of dissolved hydrogen gas. Bioresource Technology. 244, 768–775. FreePDF
70 Kenji Furuya, Akira Hafuka, Miho Kuroiwa, Hisashi Satoh, Yoshimasa Watanabe, and Hiroshi Yamamura (2017) Development of novel polysulfone membranes with embedded zirconium sulfate-surfactant micelle mesostructure for phosphate recovery from water through membrane filtration. Water Research. 124, 521–526.
69(22) * Hisashi Satoh, Yuji Miyazaki, Shou Taniuchi, Mamoru Oshiki, Rathnayake M.L.D. Rathnayake Masahiro Takahashi, and Satoshi Okabe (2017) Improvement of a phosphate ion-selective microsensor using bis(dibromophenylstannyl)methane as a carrier. Analytical Sciences. 33, 825–830. FreePDF
68(21) * Rathnayake M.L.D. Rathnayake, Shogo Sugahara, Hideaki Maki, Gen Kanaya, Yasushi Seike, and Hisashi Satoh (2017) High spatial resolution analysis of the distribution of sulfate reduction and sulfide oxidation in hypoxic sediment in a eutrophic estuary. Water Science and Technology. 75(2), 418–426.

2016

67 Akira Hafuka, Kazuhisa Mimura, Qing Ding, Hiroshi Yamamura, Hisashi Satoh, and Yoshimasa Watanabe (2016) Performance of anaerobic membrane bioreactor during digestion and thickening of aerobic membrane bioreactor excess sludge. Bioresource Technology. 218, 476–479. FreePDF
66 Tomonori Kindaichi, Takanori Awata, Yuichiro Mugimoto, Rathnayake M.L.D. Rathnayake, Shinsuke Kasahara, and Hisashi Satoh (2016) Effects of organic matter in livestock manure digester liquid on microbial community structure and in situ activity of anammox granules. Chemosphere. 159, 300–307.
65 Muhammad Ali, Rathnayake M Rathnayake, Lei Zhang, Satoshi Ishii, Tomonori Kindaichi, Hisashi Satoh, Sakae Toyoda, Naohiro Yoshida, and Satoshi Okabe (2016) Source identification of nitrous oxide emission pathways from a single-stage nitritation-anammox granular reactor. Water Research. 102, 147–157.
64 Mamoru Oshiki, Muhammad Ali, Kaori Shinyako-Hata, Hisashi Satoh, and Satoshi Okabe (2016) Hydroxylamine-dependent Anaerobic Ammonium Oxidation (Anammox) by “Candidatus Brocadia sinica”: Anammox pathway of “Ca. Brocadia sinica”. Environmental Microbiology. 18(9), 3133–3143.
63 Mamoru Oshiki, Hisashi Satoh, and Satoshi Okabe (2016) Ecology and physiology of anaerobic ammonium oxidizing bacteria. Environmental Microbiology. 18(9), 2784–2796.

2015

62 * Rathnayake M.L.D. Rathnayake, Mamoru Oshiki, Satoshi Ishii, Takahiro Segawa, Hisashi Satoh, and Satoshi Okabe (2015) Effects of dissolved oxygen and pH on nitrous oxide production rates in autotrophic partial nitrification granules. Bioresource Technology. 197, 15–22. FreePDF
61 Akira Hafuka, Qing Ding, Hiroshi Yamamura, Koji Yamada, and Hisashi Satoh (2015) Interactions of dissolved humic substances with oppositely charged fluorescent dyes for tracer techniques. Water Research. 85, 193–198. FreePDF
60 Muhammad Ali, Mamoru Oshiki, Lashitha Rathnayake, Satoshi Ishii, Hisashi Satoh, and Satoshi Okabe (2015) Rapid and successful start-up of anammox process by immobilizing the minimal quantity of biomass in PVA-SA gel beads. Water Research. 79(1), 147–157. FreePDF
59 Muhammad Ali, Mamoru Oshiki, Takanori Awata, Kazuo Isobe, Zenichiro Kimura, Hiroaki Yoshikawa, Daisuke Hira, Tomonori Kindaichi, Hisashi Satoh, Takao Fujii, and Satoshi Okabe (2014) Physiological characterization of anaerobic ammonium oxidizing bacterium ‘Candidatus Jettenia caeni’. Environmental Microbiology. 17(6), 2172–2189.
58 Akira Hafuka, Ryosuke Kando, Kohei Ohya, Koji Yamada, Satoshi Okabe, and Hisashi Satoh (2015) Substituent Effects at the 5-Position of 3-[Bis(pyridine-2-ylmethyl)amino]-BODIPY Cation Sensor Used for Ratiometric Quantification of Cu2+. Bulletin of the Chemical Society of Japan. 88(3), 447–454. FreePDF
57 Mamoru Oshiki, Kaori Shinyako-Hata, Hisashi Satoh, and Satoshi Okabe (2015) Draft Genome Sequence of an Anaerobic Ammonium-Oxidizing Bacterium, "Candidatus Brocadia sinica". Genome Announcements. 3(2), e00267-15. FreePDF

2014

Patent
"Dissolved gas removal device, and biological treatment device for organic materials to be treated and biological treatment method for same" Manabu Sasakawa, Yoshihito Nakahara, Hisashi Satoh. Mitsubishi Rayon Co., Ltd., National University Corporation Hokkaido University. PCT/JP2013/069872
56 Satoshi Ishii, Yangjun Song, Lashitha Rathnayake, Azzaya Tumendelger, Hisashi Satoh, Sakae Toyoda, Naohiro Yoshida, and Satoshi Okabe (2014) Identification of key N2O production pathways in aerobic partial nitrifying granules. Environmental Microbiology.16(10), 3168–3180.
55 * Akira Hafuka, Hiroaki Yoshikawa, Koji Yamada, Tsuyoshi Kato, Masahiro Takahashi, Satoshi Okabe, Hisashi Satoh (2014) Application of fluorescence spectroscopy using a novel fluoroionophore for quantification of zinc in urban runoff. Water Research. 54(1), 12–20. FreePDF, article's usage report

2013

54 Mamoru Oshiki, Takanori Awata, Tomonori Kindaichi, Hisashi Satoh, and Satoshi Okabe (2013) Cultivation of planktonic anaerobic ammonium oxidation (anammox) bacteria by using membrane bioreactor. Microbes and Environments. 28(4), 436-443. FreePDF
53 Lashitha Rathnayake, Yan-jun Song, Azzaya Tumendelger, Mamoru Oshiki, Satoshi Ishii, Hisashi Satoh, Sakae Toyoda, Naohiro Yoshida, and Satoshi Okabe (2013) Source identification of nitrous oxide on autotrophic partial nitrification in a granular sludge reactor. Water Research. 47(19), 7078–7086. FreePDF
52 Mamoru Oshiki, Satoshi Ishii, Keitaro Yoshida, Naoki Fujii, Masaki Ishiguro, Hisashi Satoh, and Satoshi Okabe (2013) Nitrate-dependent Ferrous Iron Oxidation by Anaerobic Ammonium Oxidation (anammox) Bacteria. Applied and Environmental Microbiology. 79(13), 4087–4093.
51 Y. Song, S. Ishii, L. Rathnayake, T. Ito, H. Satoh, and S. Okabe (2013) Development and characterization of the partial nitrification aerobic granules in a sequencing batch airlift reactor. Bioresource Technology. 139, 285–291.
50 * Niti Pitakteeratham, Akira Hafuka, Hisashi Satoh, and Yoshimasa Watanabe (2013) High efficiency removal of phosphate from water by zirconium sulfate-surfactant micelle mesostructure immobilized on polymer matrix. Water Research. 47(11), 3583–3590. FreePDF
49 * Hisashi Satoh and Satoshi Okabe (2013) Spatial and temporal oxygen dynamics in macrofaunal burrows in sediments: A review of analytical tools and observational evidences. Microbes and Environments. 28(2), 166–179. FreePDF, PubMed
48 * Wasala Bandara, Masayuki Ikeda, Hisashi Satoh, Manabu Sasakawa, Yoshihito Nakahara, Masahiro Takahashi, and Satoshi Okabe (2013) Introduction of a Degassing Membrane Technology into Anaerobic Wastewater Treatment. Water Environment Research. 85(5), 387–390(4).
47 A. Donoso-Bravo, W.M.K.R.T.W. Bandara, H. Satoh and G. Ruiz-Filippi (2013) Explicit temperature-based model for anaerobic digestion: Application in domestic wastewater treatment in a UASB reactor. Bioresource Technology. 133, 437–442. FreePDF.
46 * Akira Hafuka, Hiroki Taniyama, Sang-Hyun Son, Koji Yamada, Masahiro Takahashi, Satoshi Okabe, and Hisashi Satoh (2013) BODIPY-based ratiometric fluoroionophores with bidirectional spectral shifts for the selective recognition of heavy metal ions. Bulletin of the Chemical Society of Japan. 86(1), 37–44. FreePDF, J-STAGE
This paper was selected as a selected paper.

2012

45 * Wasala Bandara, Tomonori Kindaichi, Hisashi Satoh, Manabu Sasakawa, Yoshihito Nakahara, Masahiro Takahashi, and Satoshi Okabe (2012) Anaerobic treatment of municipal wastewater at ambient temperature: Analysis of archaeal community structure and recovery of dissolved methane. Water Research, 46(17), 5756–5764. FreePDF, PubMed
44 Okabe, S., Nakamura, Y., and Satoh, H. (2012) Community structure and in situ activity of nitrifying bacteria in Phragmites root-associated biofilms. Microbes and Environments, 27(3), 242–249. PubMed
43 * Satoh H., Tsushima I., Miura Y., Ito T., and Okabe, S. (2012) Characterization of microbial community structures and their activities in single anaerobic granules by beta imaging, microsensors and fluorescence in situ hybridization. Water Science and Technology, 65(12), 2125–2131. PubMed

2011

42 Satoshi Okabe, Mamoru Oshiki, Yoshitaka Takahashi, and Hisashi Satoh (2011) Development of long-term stable partial nitrification and subsequent anammox process. Bioresource Technology, 102(13), 6801-6807.
41 * Hafuka A, Sakaida K, Satoh H, Takahashi M, Watanabe Y, Okabe S. (2011) Effect of feeding regimens on polyhydroxybutyrate production from food wastes by Cupriavidus necator. Bioresource Technology, 102, 3551–3553. FreePDF, PubMed
40 Satoshi Okabe, Mamoru Oshiki, Yoshitaka Takahashi, and Hisashi Satoh (2011) N2O emission from a partial nitrification–anammox process and identification of a key biological process of N2O emission from anammox granules. Water Research, 45(19), 6461-6470.
39 Mamoru Oshiki, Masaki Shimokawa, Naoki Fujii, Hisashi Satoh, and Satoshi Okabe (2011) Physiological characteristics of the anaerobic ammonium-oxidizing bacterium 'Candidatus Brocadia sinica'. Microbiology, 157, 1706-1713.
38 * Wasala Bandara, Hisashi Satoh, Manabu Sasakawa, Yoshihito Nakahara, Masahiro Takahashi, and Satoshi Okabe (2011) Removal of residual dissolved methane gas in an upflow anaerobic sludge blanket reactor treating low-strength wastewater at low temperature with degassing membrane. Water Research, 45(11), 3533-3540. FreePDF

2010

37 Sunja Cho, Yoshitaka Takahashi, Naoki Fujii, Yohei Yamada, Hisashi Satoh, Satoshi Okabe (2010) Nitrogen removal performance and microbial community analysis of an anaerobic up-flow granular bed anammox reactor. Chemosphere, 78, 1129–1135. PubMed

2009

36 Satoh H., Odagiri M., Ito T., and Okabe S. (2009.10) Microbial community structures and in situ sulfate-reducing and sulfur-oxidizing activities in biofilms developed on mortar specimens in a corroded sewer system. Water Research, 43(18), 4729-4739. FreePDF, PubMed

2008

2007

35 Tsushima I., Ogasawara Y., Kindaichi T., Satoh H., and Okabe S. (2007) Development of high-rate anaerobic ammonium-oxidizing (anammox) biofilm reactors. Water Research, 41(8), 1623-1634. PubMed
34 Kindaichi T., Tsushima I., Ogasawara Y., Shimokawa M., Ozaki N., Satoh H., and Okabe S. (2007) In situ activity and spatial organization of anaerobic ammonium-oxidizing (Anammox) bacteria in biofilms. Applied and Environmental Microbiology, 73(15), 4931-4939. FreePDF
33 Satoh H., Nakamura Y., and Okabe, S. (2007) Influences of benthic infaunal burrows on community structure and activity of ammonia-oxidizing bacteria in intertidal sediments. Applied and Environmental Microbiology, 73(4), 1341-1348. FreePDF
32 Satoh H., Miura Y., Tsushima I., and Okabe, S. (2007) Layered structure of bacterial and archaeal communities and their in situ activities in anaerobic granules. Applied and Environmental Microbiology, 73(22), 7300-7307. FreePDF
31 Yuan L. J., Kusuda T., and Satoh H. (2007) Response of NIPAAm-Ch gel to temperature changes and its effectiveness on nitrification as medium for immobilization. Journal of Applied Polymer Science, 103(2), Pp. 681-686.
30 Okabe S., Odagiri M., Ito T., and Satoh H. (2007) Succession of sulfur-oxidizing bacteria in the microbial community on corroding concretes in sewer systems. Applied and Environmental Microbiology, 73(3), 971-980. FreePDF

2006

29 Nakamura Y., Satoh H., Kindaichi T., and Okabe, S. (2006) Community structure, abundance and in situ activity of nitrifying bacteria in river sediments as determined by the combined use of molecular techniques and microelectrodes. Environmental Science and Technology, 40(5), 1532-1539. PubMed
28 Satoh H., Yamakawa T., Kindaichi T., Ito T., and Okabe S. (2006) Community structures and activities of nitrifying and denitrifying bacteria in industrial wastewater-treating biofilms. Biotechnology and Bioengineering, 94(4), 762-772. PubMed
27 Kindaichi T., Kawano Y., Ito T., Satoh H., and Okabe S. (2006) Population dynamics and in situ kinetics of nitrifying bacteria in autotrophic nitrifying biofilms as determined by real-time quantitative PCR. Biotechnology and Bioengineering, 94(6), 1111-1121. PubMed

2005

26 Okabe S., Ito T., Sugita K., and Satoh H. (2005) Succession of internal sulfur cycles and sulfur-oxidizing bacterial communities in microaerophilic wastewater biofilms. Applied and Environmental Microbiology, 71(5), 2520-2529.
25 Satoh H., Sasaki Y., Nakamura Y., Okabe S., and Suzuki T. (2005) Use of microelectrodes to investigate the effects of 2-chlorophenol on microbial activities in biofilms. Biotechnology and Bioengineering, 91(2), 133-138. FreePDF

2004

24 Okabe S., Kindaichi T., Itoh T., and Satoh H. (2004) Analysis of size distribution and areal cell density of ammonia-oxidizing bacterial microcolonies in relation to substrate microprofiles in biofilms. Biotechnology and Bioengineering, 85(1), 86-95. PubMed
23 Kindaichi T., Okabe S., Satoh H., and Watanabe Y. (2004) Effects of hydroxylamine on microbial community structure and function of autotrophic nitrifying biofilms determined by in situ hybridization and the use of microelectrodes. Water Science and Technology, 49(11-12), 61-68.
22 Satoh H., Ono H., Rulin B., Kamo J., Okabe S., and Fukushi K. (2004) Macroscale and microscale analyses of nitrification and denitrification in biofilms attached on membrane aerated biofilm reactors. Water Research, 38(6), 1633-1641. FreePDF, PubMed
21 Nakamura Y., Satoh H., Okabe S., and Watanabe Y. (2004) Photosynthesis in sediments determined at high spatial resolution by the use of microelectrodes. Water Research, 38(9), 2440-2448. FreePDF, PubMed
20 Okabe S., Satoh H., Ito T., and Watanabe Y. (2004.4) Analysis of microbial community structure and in situ activity of nitrifying biofilms. Journal of Water and Environment Technology 2(3-4), 65-74.

2003

19 Okabe S., Itoh T., and Satoh H. (2003) Sulfate-reducing bacterial community structure and their contribution to carbon mineralization in a wastewater biofilm growing microaerophilic conditions. Applied Microbiology and Biotechnology, 63, 322-334. pdf
18 Okabe S., Ito T., Satoh H., and Watanabe Y. (2003) Effect of nitrite and nitrate on biogenic sulfide production in sewer biofilms determined by the use of microelectrodes. Water Science and Technology, 47(11) 281-288. pdf
17 Satoh H., Nakamura Y., Ono H., and Okabe S. (2003) Effect of oxygen concentration on nitrification and denitrification in single activated sludge flocs. Biotechnology and Bioengineering, 83(5), 604-607. FreePDF
16 Satoh H., Okabe S., Yamaguchi Y., and Watanabe Y. (2003) Evaluation of the impact of bioaugmentation and biostimulation by in situ hybridization and microelectrode. Water Research, May, 37(9), 2206-2216. pdf

2002

15 Okabe S., Naitoh H., Satoh H., and Watanabe Y. (2002) Structure and function of nitrifying biofilms as determined by molecular techniques and the use of microelectrodes. Water Science and Technology, 46(1-2), pp.233-241. pdf
14 Itoh T., Okabe S., Satoh H., and Watanabe Y. (2002) Successional development of sulfate-reducing bacterial populations and their activities in a wastewater biofilm growing under microaerophilic conditions. Applied and Environmental Microbiology, 68(3), 1392-1402. pdf

2001

13 Kimura K., Watanabe Y., Okabe S., and Satoh H., (2001) Kinetic analysis of nitrifying biofilm growing on the rotating membrane disk. Wat. Sci. Tech.: Water Supply, 1(4), 111-118. pdf

2000

12 Satoh H., Okabe S., Norimatsu N., and Watanabe Y. (2000) Significance of substrate C/N ratio on structure and activity of nitrifying biofilms determined by in situ hybridization and the use of microelectrodes. Water Science and Technology, 41(4-5), 317-321. pdf

1999

11 Okabe S., Itoh T., Satoh H., and Watanabe Y. (1999) Analyses of spatial distribution of sulfate-reducing bacteria and their activity in aerobic wastewater biofilms. Applied and Environmental Microbiology, 65(11), 5107-5116. pdf
10 Okabe S., Satoh H., and Watanabe Y. (1999) In situ analysis of nitrifying biofilms as determined by in situ hybridization and the use of microelectrodes. Applied and Environmental Microbiology, 65(7), 3182-3191. pdf
9 Okabe S., Satoh H., Itoh T., and Watanabe Y. (1999) Microbial ecology of sulfate-reducing bacteria in wastewater biofilms analyzed by microelectrodes and FISH technique. Water Science and Technology, 39(7), 41-47. pdf

1998

1997

8 Okabe S., Matsuda T., Satoh H., Itoh T., and Watanabe Y. (1997) Sulfate reduction and sulfide oxidation in aerobic mixed population biofilms. Water Science and Technology, 37(4-5), 131-138. pdf