Author

Jun‐ichi Maruyama

Collaborative Research Institute for Innovative Microbiology, The University of TokyoORCID 0000-0002-5318-5366Unclaimed ORCID profile · follow to get notified of new preprints

Biology Disciplines

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Biochemistry· 1 Microbiology· 1

Signature Assays, Organisms & Methods

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Approach:experimental assay· 2 Organism:fungi (other)· 2 Research Focus:development & morphogenesis· 1 Research Focus:drug response / drug discovery· 1 Assay:metabolomics· 1

Frequent Co-Authors

Ayaka Itani· 1 shared Haruto Motomura· 1 shared Hideyuki YamashitaiD· 1 shared Hosain Mohammad Mubarak· 1 shared Kanae SakaiiD· 1 shared Kazuo Shin‐yaiD· 1 shared Ken Oda· 1 shared Ken-Ichi KusumotoiD· 1 shared

Activity by Year

2025-2026 · peak 1/yr

Co-Author Collaboration Network

10 top collaborators · 29 mutual co-author links

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1 shared paperMicrobiology

Ayaka Itani

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2 papers

Recent·Most cited

Biosynthesis of Kaitocephalin: A Neuroprotective Natural Product Featuring a Peptide-Like yet Non-Peptidic Scaffold

Yukari Maeno, Taro Shiraishi, Naoya Saito, Jun‐ichi Maruyama, Kazuo Shin‐ya, Tomohisa Kuzuyama

This paper identifies the biosynthetic gene cluster for kaitocephalin in Eupenicillium shearii and characterizes key enzymes involved in its unique non-peptidic scaffold formation.

Angewandte Chemie International Edition · Feb 10, 2026Peer-reviewedBiochemistry

The increase in cell volume and nuclear number of the koji-fungus Aspergillus oryzae contributes to its high enzyme productivity

Ayaka Itani, Haruto Motomura, Ken Oda, Hideyuki Yamashita, Kanae Sakai, Ken-Ichi Kusumoto, Shinsuke Shigeto, Takehiko Ichikawa, Hosain Mohammad Mubarak, Takeshi Fukuma, Takuya Katayama, Jun‐ichi Maruyama, Shunsuke Masuo, Naoki Takaya, Norio Takeshita

This study shows that increased cell volume and nuclear number in Aspergillus oryzae correlate with high enzyme productivity and identifies genetic and environmental factors involved.

bioRxiv · Apr 6, 2025Microbiology