Author

Masaaki Kitajima

Research Center for Water Environment Technology, School of Engineering, The University of TokyoORCID 0000-0002-8142-511XUnclaimed ORCID profile · follow to get notified of new preprints

Biology Disciplines

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Microbiology· 2 Bioengineering· 1

Signature Assays, Organisms & Methods

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Approach:experimental assay· 3 Assay:metagenomics· 2 Approach:deep learning· 1 Research Focus:drug response / drug discovery· 1 Research Focus:host-pathogen & immune response· 1 Assay:proteomics· 1 Organism:virus· 1

Frequent Co-Authors

S. TORIIiD· 3 shared Eiji HaramotoiD· 2 shared Bikash MallaiD· 1 shared Hamza Ashayqa· 1 shared Hiroki AndoiD· 1 shared Hiroyuki KatayamaiD· 1 shared Jumpei ItoiD· 1 shared Jun NakamuraiD· 1 shared

Activity by Year

2026-2026 · peak 3/yr

Co-Author Collaboration Network

10 top collaborators · 23 mutual co-author links

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3 shared papersMicrobiology

S. TORIIORCID

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Author profile →

3 papers

Recent·Most cited

A rapidly deployable CRISPR-Cas3 diagnostic platform for emerging RNA viruses

Jun Nakamura, Kaya Miyazaki, S. TORII, Masaaki Kitajima, Kouya Mikamo, Tetsutaro Kimihira, Lise Morimoto, Hamza Ashayqa, Jumpei Ito, Kohei Takeshita, Shingo Kosugi, Yasutaka Minegishi, Mutsumi Ito, Rika Hirano, Saeko Ishida, , Tomoji Mashimo

This paper develops a CRISPR-Cas3-based diagnostic platform for emerging RNA viruses, enabling rapid assay design and deployment with high sensitivity and portability.

bioRxiv · Aug 26, 2026 · PreprintBioengineering

Systematic Comparison of Indicator and Pathogenic Viruses Using High-Throughput qPCR Identifies Pepper Mild Mottle Virus as a Robust Indicator of Virus Removal in Wastewater Treatment

S. TORII, Bikash Malla, Hiroki Ando, Masaaki Kitajima, Eiji Haramoto

The paper compares viral indicators and pathogenic viruses in wastewater treatment using qPCR, finding PMMoV as a reliable indicator due to its stability and consistent removal.

bioRxiv · Jun 1, 2026 · PreprintMicrobiology

Simultaneous detection of protozoa, bacteria, and viruses from environmental water through membrane-adsorption followed by direct nucleic acid extraction

S. TORII, Masaaki Kitajima, Eiji Haramoto, Ryota Gomi, Kumiko Oguma, Hiroyuki Katayama

This paper develops a method for detecting protozoa, bacteria, and viruses in water using membrane adsorption and direct nucleic acid extraction, showing improved sensitivity for several pathogens.

Water Research · Mar 21, 2026Peer-reviewedMicrobiology