Masaru Hojo

Profile Information

Affiliation: Associate Professor, School of Science and Technology Department of Bioscience, Kwansei Gakuin University

Degree: 修士（農学）(京都工芸繊維大学)
博士（学術）(京都工芸繊維大学)

J-GLOBAL ID: 201301049586584138
researchmap Member ID: 7000005670

Research Areas

Education

- Mar, 2009

Graduate School of Science and Technology, Kyoto Institute of Technology

Papers

Gene expression profiles of chemosensory genes of termite soldier and worker antennae

Ryohei H. Suzuki, Takumi Hanada, Yoshinobu Hayashi, Shuji Shigenobu, Kiyoto Maekawa, Masaru K. Hojo

Insect Molecular Biology, Apr 5, 2023
Individual experience influences reconstruction of division of labour under colony disturbance in a queenless ant species

Yasunari Tanaka, Masaru K. Hojo, Hiroyuki Shimoji

Frontiers in Zoology, 19(1), Dec, 2022
Evolution of chemical interactions between ants and their mutualist partners

Masaru K Hojo

Current Opinion in Insect Science, 100943-100943, Jun, 2022
Understanding of superorganisms: collective behavior, differentiation and social organization

Toru Miura, Kohei Oguchi, Haruka Yamaguchi, Mayuko Nakamura, Daisuke Sato, Kenta Kobayashi, Nobuyuki Kutsukake, Kyoko Miura, Yoshinobu Hayashi, Masaru Hojo …

Artificial Life and Robotics, 27(2) 204-212, Mar 11, 2022
Genomic and transcriptomic analyses of the subterranean termite Reticulitermes speratus: Gene duplication facilitates social evolution

Shuji Shigenobu, Yoshinobu Hayashi, Dai Watanabe, Gaku Tokuda, Masaru Y. Hojo, Kouhei Toga, Ryota Saiki, Hajime Yaguchi, Yudai Masuoka, Ryutaro Suzuki …

Proceedings of the National Academy of Sciences, 119(3), Jan 18, 2022
Worker-dependent gut symbiosis in an ant

Hiroyuki Shimoji, Hideomi Itoh, Yu Matsuura, Rio Yamashita, Tomoyuki Hori, Masaru K. Hojo, Yoshitomo Kikuchi

ISME Communications, 1(1), Dec, 2021
Worker propensity affects flexible task reversion in an ant

Hiroyuki Shimoji, Nana Kasutani, Shinya Ogawa, Masaru K Hojo

Behavioral Ecology and Sociobiology, 74(7), Jul, 2020
Characterization of Localization, Ligand Binding, and pH-Dependent Conformational Changes of Two Chemosensory Proteins Expressed in the Antennae of the Japanese Carpenter Ant, Camponotus Japonicus

Durige Wen, Xing Li, Xiong Geng, Mitsuhiro Hirai, Satoshi Ajito, Kosuke Takahashi, Mamiko Ozaki, Masaru K. Hojo, Tatsuya Uebi, Tatsuo Iwasa

Zoological Science, 37(4) 371-371, Jun 15, 2020
Markerless visual servo control of a servosphere for behavior observation of a variety of wandering animals (Accepted)

Yasushi Iwatania, Hiroto Ogawa, Hisashi Shidara, Midori Sakura, Takuya Sato, Masaru K. Hojo, Atsushi Honma, Kaori Tsurui

Advanced robotics, Jan, 2019 Peer-reviewed
Putative Neural Network Within an Olfactory Sensory Unit for Nestmate and Non-nestmate Discrimination in the Japanese Carpenter Ant: The Ultra-structures and Mathematical Simulation.

Yusuke Takeichi, Tatsuya Uebi, Naoyuki Miyazaki, Kazuyoshi Murata, Kouji Yasuyama, Kanako Inoue, Toshinobu Suzaki, Hideo Kubo, Naoko Kajimura, Jo Takano …

Frontiers in cellular neuroscience, 12 310-310, 2018 Peer-reviewed
Social transmission of information about a mutualist via trophallaxis in ant colonies

Masayuki Hayashi, Masaru K. Hojo, Masashi Nomura, Kazuki Tsuji

PROCEEDINGS OF THE ROYAL SOCIETY B-BIOLOGICAL SCIENCES, 284(1861) 20171367, Aug, 2017 Peer-reviewed
Regulation of neotenic differentiation through direct physical contact in the damp-wood termite Hodotermopsis sjostedti

H. Shimoji, K. Oguchi, Y. Hayashi, M. K. Hojo, T. Miura

INSECTES SOCIAUX, 64(3) 393-401, Aug, 2017 Peer-reviewed
Ultrastructure of the olfactory sensory unit consisting of 100 receptor neurons for nestmate-nonnestmate discrimination in Camponotus japonicus

Takeichi Yusuke, Yasuyama Kouji, Miyazaki Naoyuki, Murata Kazuyoshi, Hojo Masaru K, Inoue Kanako, Ozaki Mamiko

CHEMICAL SENSES, 41(9) E207, Nov, 2016 Peer-reviewed
Antennal RNA-sequencing analysis reveals evolutionary aspects of chemosensory proteins in the carpenter ant, Camponotus japonicus

Masaru K. Hojo, Kenichi Ishii, Midori Sakura, Katsushi Yamaguchi, Shuji Shigenobu, Mamiko Ozaki

SCIENTIFIC REPORTS, 5 13541, Aug, 2015 Peer-reviewed
Lycaenid Caterpillar Secretions Manipulate Attendant Ant Behavior

Masaru K. Hojo, Naomi E. Pierce, Kazuki Tsuji

CURRENT BIOLOGY, 25(17) 2260-2264, Aug, 2015 Peer-reviewed
クロオオアリの2種の化学感覚タンパク質の構造と化学分子結合特性の比較

温都日格, 李興, HOJO MASARU, OZAKI MAMIKO, 岩佐達郎

日本味と匂学会誌, 22(3) 425-428, 2015 Peer-reviewed
Suppressive effects of dRYamides on feeding behavior of the blowfly, Phormia regina

Toru Maeda, Yuki Nakamura, Hajime Shiotani, Masaru K Hojo, Taishi Yoshii, Takanori Ida, Takahiro Sato, Morikatsu Yoshida, Mikiya Miyazato, Masayasu Kojima …

Zoological letters, 1(1) 35-35, 2015 Peer-reviewed
Neuronal Projections and Putative Interaction of Multimodal Inputs in the Subesophageal Ganglion in the Blowfly, Phormia regina

Toru Maeda, Satoshi Tamotsu, Masayuki Iwasaki, Tomoyosi Nisimura, Miki Shimohigashi, Masaru K. Hojo, Mamiko Ozaki

CHEMICAL SENSES, 39(5) 391-401, Jun, 2014 Peer-reviewed
Ants use partner specific odors to learn to recognize a mutualistic partner

Masaru K. Hojo, Ari Yamamoto, Toshiharu Akino, Kazuki Tsuji, Ryohei Yamaoka

PLoS ONE, 9(1) e86054, Jan 29, 2014 Peer-reviewed
The structure-function studies on chemosensory protein found in the sensilium of Camponotus japonicus.

Wendurige, Li X, Hojo Masaru K, Ozaki Mamiko, Iwasa T

Jap. J. Taste Smell Res., (21) 419-420, 2014 Peer-reviewed
Adoption of lycaenid Niphanda fusca (Lepidoptera: Lycaenidae) caterpillars by the host ant Camponotus japonicus (Hymenoptera: Formicidae)

Masaru K. Hojo, Susumu Yamaguchi, Toshiharu Akino, Ryohei Yamaoka

Entomological Science, 17(1) 59-65, Jan, 2014 Peer-reviewed
Aphid Genotype Determines Intensity of Ant Attendance: Do Endosymbionts and Honeydew Composition Matter?

N. Katayama, T. Tsuchida, M. K. Hojo, T. Ohgushi

ANNALS OF THE ENTOMOLOGICAL SOCIETY OF AMERICA, 106(6) 761-770, Nov, 2013 Peer-reviewed
Why do ants shift their foraging from extrafloral nectar to aphid honeydew?

Noboru Katayama, David H. Hembry, Masaru K. Hojo, Nobuhiko Suzuki

ECOLOGICAL RESEARCH, 28(5) 919-926, Sep, 2013 Peer-reviewed
Chemical identification and ethological function of soldier-specific secretion in Japanese subterranean termite Reticulitermes speratus (rhinotermitidae)

Tuan T. Nguyen, Kenji Kanaori, Masaru K. Hojo, Tatsuro Kawada, Ryohei Yamaoka, Toshiharu Akino

Bioscience, Biotechnology and Biochemistry, 75(9) 1818-1822, 2011 Peer-reviewed
Chemical disguise as particular caste of host ants in the ant inquiline parasite Niphanda fusca (Lepidoptera: Lycaenidae)

Masaru K. Hojo, Ayako Wada-Katsumata, Toshiharu Akino, Susumu Yamaguchi, Mamiko Ozaki, Ryohei Yamaoka

Proceedings of the Royal Society B: Biological Sciences, 276(1656) 551-558, Feb 7, 2009 Peer-reviewed
Gustatory synergism in ants mediates a species-specific symbiosis with lycaenid butterflies

Masaru K. Hojo, Ayako Wada-Katsumata, Mamiko Ozaki, Susumu Yamaguchi, Ryohei Yamaoka

JOURNAL OF COMPARATIVE PHYSIOLOGY A-NEUROETHOLOGY SENSORY NEURAL AND BEHAVIORAL PHYSIOLOGY, 194(12) 1043-1052, Dec, 2008 Peer-reviewed
Herbivory damage does not indirectly influence the composition or excretion of aphid honeydew

David H. Hembry, Noboru Katayama, Masaru K. Hojo, Takayuki Ohgushi

POPULATION ECOLOGY, 48(3) 245-250, Jul, 2006 Peer-reviewed

Misc.

Evolution of odorant receptor gene family in social Hymenoptera

Masaru K. Hojo, Shuji Shigenobu, Kenichi Ishii, Katsushi Yamaguchi, Midori Sakura, Mamiko Ozaki

CHEMICAL SENSES, 41(9) E203-E203, Nov, 2016
J310 好蟻性昆虫クロシジミによるクロオオアリへの化学擬態

北條賢, 和田綾子, 秋野順治, 山口進, 尾崎まみこ, 山岡亮平

日本応用動物昆虫学会大会講演要旨, (51), Mar 1, 2007
I108 クロシジミ幼虫の蜜成分に対するアリの味覚応答(一般講演)

北條賢, 和田綾子, 山口進, 尾崎まみこ, 山岡亮平

日本応用動物昆虫学会大会講演要旨, (50) 145-145, Mar 1, 2006
C105 なぜクロシジミ幼虫はクロオオアリ巣内に共棲できるのか?(一般講演)

北條賢, 和田綾子, 尾崎まみこ, 山口進, 山岡亮平

日本応用動物昆虫学会大会講演要旨, (49), Mar 1, 2005
H322 クロシジミとクロオオアリの共生に関与する化学物質の同定と機能(生態学)

北條賢, 和田綾子, 尾崎まみこ, 山岡亮平, 山口進

日本応用動物昆虫学会大会講演要旨, (48), Mar 1, 2004

Books and Other Publications

アリとの共生を支える「旨味」効果 –糖とアミノ酸による味覚相乗効果の検出– (研究者が教える動物実験第1巻感覚)

HOJO MASARU

共立出版, Jul, 2015
第Ⅱ部アフリカの軍隊アリ～大群による襲撃〜

HOJO MASARU (Role: Sole translator)

化学同人, 2013
行動生物学辞典

HOJO MASARU

東京化学同人, 2013

Presentations

A ghost leg-like 3D network of the dendritic processes of 100 receptor neurons in the nestmate-nonnestmate discriminating sensillun of the Japanese carpenter ant, Camponotus japonicus

Yusuke Takeichi, Kouji Yasuyama, Naoyuki Miyazaki, Kazuyoshi Murata, Masaru K. Hojo, Mamiko Ozaki

The 15th International Symposium on Molecular and Neural Mechanisms of Taste and Olfactory Perception (YRUF2016, AISCRIB 2016), Dec, 2016, 九州大学・味覚嗅覚センサ研究開発センター
The structure-function relationships of chemosensory protein found in the sensillum of Camponotus japonicus

○Durige Wen, Xing Li, Masaru Hojo, Mamiko Ozaki, Tasuo Iwasa

Joint Events of the 22nd International Congress of Zoology and the 87th meeting of the Zoological Society of Japan, Nov, 2016, 国際動物学会・日本動物学会
The structural changes of the peri-receptor protein (PRP) on the odorant-binding process

Xing Li, Durige Wen, Mitsuhiro Hirai, Noboru Ohta, Masaru Hojo, Mamiko Ozaki, Tatsuo Iwasa

第54回日本生物物理学会年会, Nov, 2016
Neuronal projections and putative interaction between olfaction and taste inputs in the suboesophageal ganglion in the blowfly, Phormia regina

Toru Maeda, Satoshi Tamotsu, Tomoyoshi Nishimura, Masaru K Hojo, ○Mamiko Ozaki

Joint Events of the 22nd International Congress of Zoology and the 87th meeting of the Zoological Society of Japan, Nov, 2016, 国際動物学会・日本動物学会
シジミチョウとアリの相利共生に関する行動生理学的研究

北條賢

第38回日本比較生理生化学会東京大会吉田奨励賞受賞者講演, Sep, 2016, 日本比較生理生化学会 Invited
Ultrastructure of the olfactory sensory unit consisting of 100 receptor neurons for nestmate- nonnestmate discrimination in Camponotus japonicus

Yusuke Takeichi, Kouji Yasuyama, Naoyuki Miyazaki, Kazuyoshi Murata, Masaru K. Hojo, Kanako Inoue, Mamiko Ozaki

17th International Symposium on Olfaction and Taste (ISOT2016), Jun, 2016, 嗅覚・味覚国際シンポジウム／日本味と匂学会
Evolution of odorant receptor gene family in social Hymenoptera

Masaru K. Hojo, Shuji Shigenobu, Kenichi Ishii, Katsushi Yamaguchi, Midori Sakura, Mamiko Ozaki

17th International Symposium on Olfaction and Taste (ISOT2016), Jun, 2016, 嗅覚・味覚国際シンポジウム／日本味と匂学会
3d ultrastructure of sensilla basiconica in the Japanese carpenter ant and its putative functional model.

Yusuke Takeichi, Kouji Yasuyama, Naoyuki Miyazaki, Kazuyoshi Murata, Masaru K. Hojo, Kanako Inoue, ○Mamiko Ozaki

日本比較生理生化学会国際シンポジウム"Environmental Sensing and Animal Behavior", Jun, 2016, 日本比較生理生化学会
社会性昆虫における体表炭化水素受容体遺伝子の探索

HOJO MASARU, 重信秀治, 光野秀文, 石井健一, 山口勝司, 佐倉緑, 神﨑亮平, OZAKI MAMIKO

日本昆虫学会第76回大会・第60回日本応用動物昆虫学会大会合同大会, Mar, 2016
アリをめぐる相利共生の行動生理－社会行動の操作を介したシジミチョウ-アリ共生系の維持機構－

HOJO MASARU

第63回日本生態学会大会, Mar, 2016 Invited
アリに薬物を与えることで身を守るシジミチョウ

HOJO MASARU

日本昆虫学会第76回大会・第60回日本応用動物昆虫学会大会合同大会, Mar, 2016 Invited
クロオオアリの2種の「化学感覚タンパク質」の構造と化学分子結合特性の比較

温都日格, 李興, HOJO MASARU, OZAKI MAMIKO, 岩佐達郎

第４９回日本味と匂学会大会, Sep, 2015
Ultrastructure of the senseilla basiconica and the putative mechanism for nestmate-nonnestmate discrimination in the Japanese carpenter ant, Camponotus japonicus.

Yusuke Takeichi, HOJO MASARU, Kouji Yasuyama, Kazuyoshi Murata, Naoyuki Miyazaki, OZAKI MAMIKO

14th European Symposium for Insect Taste and Olfaction, Sep, 2015
Self-grooming of antennae manipulates nestmate and non-nestmate discrimination in Camponotus japonicus.

Ozaki Mamiko, Hojo Masaru, Mizutani Hitomi, Takeichi Yusuke, Miyamae Akino

ESITO2015, Sep, 2015, ESITO Invited
オオシロアリにおける性特異的な生殖虫分化制御機構

下地博之, 小口晃平, 林良信, HOJO MASARU, 三浦徹

第５９回日本応用動物昆虫学会大会, Mar, 2015
シジミチョウとアリの共生：アリの行動を巧みに操るシジミチョウ

HOJO MASARU

統合ニューロバイオロジー研究所セミナー, Feb, 2015
Ultrastructure and chemoreceptor gene expression of peripheral chemosensory system for nestmate-nonnestmate discrimination in the ant, Camponotus japonicus

Hojo Masaru K, Takeichi Yusuke, Ishii Kenichi, Sakura Midori, Shigenobu Shuji, Ozaki Koichi, Yasuyama Kouji, Miyazaki Naoyuki, Murata Kazuyoshi, Ozaki Mamiko

The 12th International Symposium of Molecular and Neural Mechanisms of Taste and Olfactory Perception, Nov, 2014
クロオオアリの巣仲間非巣仲間識別感覚機構:受容体タンパク質と受容体神経に着目して

竹市裕介, HOJO MASARU, 石井健一, SAKURA MIDORI, 重信秀治, 尾崎浩一, 泰山浩司, 宮崎直幸, OZAKI MAMIKO, 村田和義

日本味と匂学会第48回大会, Oct, 2014
アリの感覚子に発現する「化学感覚タンパク質」の構造機能解析

温都日格, 李興, HOJO MASARU, OZAKI MAMIKO, 岩佐達郎

日本味と匂学会第48回大会, Oct, 2014
Sensory system for nestmate-nonnestmate discrimination of ant, Camponotus japonicus: Receptor molecules and neurons

Ozaki Mamiko, Takeichi Yusuke, Hojo Masaru K, Ishii Kenichi, Sakura Midori, Shigenobu Shuji, Ozaki Koichi, Yasuyama Kouji, Miyazaki Naoyuki, Murata Kazuyoshi

International Congress of Neuroethology, Jul, 2014 Invited
Selective expression of chemosensory protein genes in the female-specific chemosesillum of the ant Camponotus japonicus

Hojo Masaru K, Ishii Kenich, Sakura Midori, Shigenobu Shuji, Ozaki Mamiko

2014 International Congress of Neuroethology, Jul, 2014
Origins of behavioral control? Nectar rewards from a mutualistic butterfly modify cooperative behavior of the partner ants.

Masaru K. Hojo

Hokkaido Neuroethology Workshops Neurological insight of behavioral control by parasites or symbiosis, Jul, 2014 Invited
Sex/cast specific chemoreceptor analyses from RNAseq data in Camponotus japonicus.

Ozaki Mamiko, Hojo Masaru K, Sakura Midori, Shigenobu S, Ishii K, Ozaki K

17th Congress of the International Union for the Study of Social Insects, Jun, 2014 Invited
クロキンバエにおける味覚・嗅覚情報統合と摂食行動調節機構

前田徹, 保智己, 岩崎雅行, 西村知良, 下東美樹, HOJO MASARU, OZAKI MAMIKO

第58回日本応用動物昆虫学会大会, Mar, 2014
クロオオアリ嗅覚感覚関連タンパク質遺伝子の網羅的探索と発現解析

OZAKI MAMIKO, HOJO MASARU, SAKURA MIDORI, 石井健一, 重信秀治, 尾崎浩一

第58回日本応用動物昆虫学会大会, Mar, 2014
クロオオアリの仲間識別フェロモン(体表炭化水素)によるアルゼンチンアリの忌避行動誘発

池田凌, HOJO MASARU, MATSUBARA RYOSUKE, 堤智彬, OZAKI MAMIKO

第58回日本応用動物昆虫学会大会, Mar, 2014
Olfactory and gustatory signals mediate the symbiotic relationship between ants and butterflies

Hojo Masaru K, Ozaki Mamiko

The 11th International Symposium on Molecular and Neural Mechanisms of Taste and Olfactory Perception, Nov, 2013
Chemoreceptor protein and Chemosensory protein analyses using next generation RNAseq: Cast specificity and its meaning for nestmate recognition in Camponotus japonicas

Ozaki Mamiko, Sakura Midori, Shigenobu S, Hojo Masaru K, Ishii K, Ozaki K

The 11th International Symposium on Molecular and Neural Mechanisms of Taste and Olfactory Perception, Nov, 2013
Sex/cast specific chemoreceptor analysis based on RNAseq data in Camponotus japonicus

OZAKI MAMIKO, Sakura Midori, Shigenobu S, Hojo Masaru K, Ishii K, Ozaki K

European Symposium Insect Taste and Olfaction XIII, Sep, 2013 Invited
Partner recognition in an ant-butterfly mutualism

Masaru K. Hojo

13th European Symposium for Insect Taste and Olfaction, Sep, 2013
Integration of olfaction and taste information for feeding preference on the fly.

OZAKI MAMIKO, Maeda T, Hojo Masaru K, Asano Y

International conference of Chemical ecology, Aug, 2013 Invited
Ants learn to associate partner specific cuticular hydrocarbons with food rewards from a mutualistic lycaenid butterfly

Hojo Masaru K, Yamamoto A, Akino T, Tsuji K, Yamaoka R

第35回日本比較生理生化学会大会, Jul, 2013

Research Projects

Neural mechanisms of collective behavior in social insects

Grants-in-Aid for Scientific Research, Grant-in-Aid for Scientific Research (B), Japan Society for the Promotion of Science, Apr, 2022 - Mar, 2025
The evolution of biological hierarchy reinforced by intraspecific parasitism: a test with social insects

Grants-in-Aid for Scientific Research, Grant-in-Aid for Scientific Research (B), Japan Society for the Promotion of Science, Apr, 2021 - Mar, 2024
Mechanisms of mutualism maintenance by behavioral manipulation

Grants-in-Aid for Scientific Research, Grant-in-Aid for Scientific Research (B), Japan Society for the Promotion of Science, Apr, 2018 - Mar, 2021

Hojo Masaru
How to disrupt ant-hemipteran mutualism?

Grants-in-Aid for Scientific Research, Grant-in-Aid for Challenging Exploratory Research, Japan Society for the Promotion of Science, Apr, 2016 - Mar, 2019

TSUJI Mizuki, HAYASHI Masayuki
社会性昆虫の労働分業システムにおける個体情報認識機構の解明

学術研究助成基金助成金／若手研究(B), Apr, 2015 - Mar, 2018

北條賢

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