Ryuichi Koga

Profile Information

Affiliation: National Institute of Advanced Industrial Science and Technology

J-GLOBAL ID: 200901052938316439
researchmap Member ID: 5000086533

External link: https://unit.aist.go.jp/bpri/bpri-symbio/

Research Interests

Research Areas

Research History

Apr, 2018 - Present

生物共生進化機構研究グループ長, 産業技術総合研究所
May, 2018 - May, 2018

Visiting Researcher, 米国テキサス大学
Oct, 2009 - Mar, 2018

主任研究員, 産業技術総合研究所
Jun, 2011 - Mar, 2013

Associate Research Scientist, 米国イェール大学
Apr, 2001 - Sep, 2009

研究員, 産業技術総合研究所
Jan, 2007 - Dec, 2007

企画主幹, 産業技術総合研究所
Jan, 2000 - Mar, 2001

科学技術特別研究員, 科学技術振興事業団
Apr, 1999 - Dec, 1999

ポスドク, 工業技術院

Committee Memberships

Jan, 2016 - Present

Editorial Board Member, Applied and Environmental Microbiology

Papers

Endosymbiotic bacteria of the boar louse Haematopinus apri (Insecta: Phthiraptera: Anoplura)

Yudai Nishide, Kohei Oguchi, Maria Murakami, Minoru Moriyama, Ryuichi Koga, Takema Fukatsu

Frontiers in Microbiology, 13, Aug 8, 2022
Single mutation makes Escherichia coli an insect mutualist

Ryuichi Koga, Minoru Moriyama, Naoko Onodera-Tanifuji, Yoshiko Ishii, Hiroki Takai, Masaki Mizutani, Kohei Oguchi, Reiko Okura, Shingo Suzuki, Yasuhiro Gotoh …

Nature Microbiology, 7(8) 1141-1150, Aug 4, 2022
Evolutionary Dynamics of Host Organs for Microbial Symbiosis in Tortoise Leaf Beetles (Coleoptera: Chrysomelidae: Cassidinae)

Kayoko Fukumori, Kohei Oguchi, Hiroshi Ikeda, Tadashi Shinohara, Masahiko Tanahashi, Minoru Moriyama, Ryuichi Koga, Takema Fukatsu

mBio, 13(1), Feb 1, 2022
Evolutionary Dynamics of Host Organs for Microbial Symbiosis in Tortoise Leaf Beetles (Coleoptera: Chrysomelidae: Cassidinae)

Kayoko Fukumori, Kohei Oguchi, Hiroshi Ikeda, Tadashi Shinohara, Masahiko Tanahashi, Minoru Moriyama, Ryuichi Koga, Takema Fukatsu

MBIO, 13(1), Jan, 2022
Host's guardian protein counters degenerative symbiont evolution.

Ryuichi Koga, Masahiko Tanahashi, Naruo Nikoh, Takahiro Hosokawa, Xian-Ying Meng, Minoru Moriyama, Takema Fukatsu

Proceedings of the National Academy of Sciences of the United States of America, 118(25), Jun 22, 2021
Environmental Acquisition of Gut Symbiotic Bacteria in the Saw-toothed Stinkbug, Megymenum gracilicorne (Hemiptera: Pentatomoidea: Dinidoridae)

Takanori Nishino, Takahiro Hosokawa, Xian-Ying Meng, Ryuichi Koga, Minoru Moriyama, Takema Fukatsu

ZOOLOGICAL SCIENCE, 38(3) 213-222, Jun, 2021
Bacteriocytes and Blattabacterium Endosymbionts of the German Cockroach Blattella germanica, the Forest Cockroach Blattella nipponica, and Other Cockroach Species

Tomohito Noda, Genta Okude, Xian-Ying Meng, Ryuichi Koga, Minoru Moriyama, Takema Fukatsu

ZOOLOGICAL SCIENCE, 37(5) 399-410, Oct, 2020
Genome Analysis of "Candidatus Regiella insecticola" Strain TUt, Facultative Bacterial Symbiont of the Pea Aphid Acyrthosiphon pisum.

Naruo Nikoh, Tsutomu Tsuchida, Ryuichi Koga, Kenshiro Oshima, Masahira Hattori, Takema Fukatsu

Microbiology resource announcements, 9(40), Oct 1, 2020
Diversity and function of multicopper oxidase genes in the stinkbug Plautia stali.

Yudai Nishide, Daisuke Kageyama, Masatsugu Hatakeyama, Kakeru Yokoi, Akiya Jouraku, Hiromitsu Tanaka, Ryuichi Koga, Ryo Futahashi, Takema Fukatsu

Scientific reports, 10(1) 3464-3464, Feb 26, 2020 Peer-reviewed
Reduced Genome of the Gut Symbiotic Bacterium "Candidatus Benitsuchiphilus tojoi" Provides Insight Into Its Possible Roles in Ecology and Adaptation of the Host Insect.

Shakhinur Islam Mondal, Arzuba Akter, Ryuichi Koga, Takahiro Hosokawa, Mehmet Dayi, Kazunori Murase, Ryusei Tanaka, Shuji Shigenobu, Takema Fukatsu, Taisei Kikuchi

Frontiers in microbiology, 11 840-840, 2020 Peer-reviewed
Diversity and evolution of bacterial symbionts in the gut symbiotic organ of jewel stinkbugs (Hemiptera: Scutelleridae)

Takahiro Hosokawa, Megumi Imanishi, Ryuichi Koga, Takema Fukatsu

APPLIED ENTOMOLOGY AND ZOOLOGY, 54(4) 359-367, Nov, 2019 Peer-reviewed
Morphogenesis and development of midgut symbiotic organ of the stinkbug Plautia stali (Hemiptera: Pentatomidae)

Sayumi Oishi, Minoru Moriyama, Ryuichi Koga, Takema Fukatsu

ZOOLOGICAL LETTERS, 5, May, 2019
Genome Sequence of "Candidatus Serratia symbiotica" Strain IS, a Facultative Bacterial Symbiont of the Pea Aphid Acyrthosiphon pisum.

Nikoh N, Koga R, Oshima K, Hattori M, Fukatsu T

Microbiology resource announcements, 8(19), May, 2019 Peer-reviewed
Genome Evolution of Bartonellaceae Symbionts of Ants at the Opposite Ends of the Trophic Scale.

Bisch G, Neuvonen MM, Pierce NE, Russell JA, Koga R, Sanders JG, Lukasik P, Andersson SGE

Genome biology and evolution, 10(7) 1687-1704, Jul, 2018 Peer-reviewed
Genomic insight into symbiosis-induced insect color change by a facultative bacterial endosymbiont, “candidatus rickettsiella viridis”

Naruo Nikoh, Tsutomu Tsuchida, Taro Maeda, Katsushi Yamaguchi, Shuji Shigenobu, Ryuichi Koga, Takema Fukatsu

mBio, 9(3), May 1, 2018 Peer-reviewed
Drastic Genome Reduction in an Herbivore's Pectinolytic Symbiont

Hassan Salem, Eugen Bauer, Roy Kirsch, Aileen Berasategui, Michael Cripps, Benjamin Weiss, Ryuichi Koga, Kayoko Fukumori, Heiko Vogel, Takema Fukatsu …

CELL, 171(7) 1520-+, Dec, 2017 Peer-reviewed
Symbiotic bacteria associated with gut symbiotic organs and female genital accessory organs of the leaf beetle Bromius obscurus (Coleoptera: Chrysomelidae)

Kayoko Fukumori, Ryuichi Koga, Naruo Nikoh, Takema Fukatsu

APPLIED ENTOMOLOGY AND ZOOLOGY, 52(4) 589-598, Nov, 2017 Peer-reviewed
Small genome symbiont underlies cuticle hardness in beetles

Hisashi Anbutsu, Minoru Moriyama, Naruo Nikoh, Takahiro Hosokawa, Ryo Futahashi, Masahiko Tanahashi, Xian-Ying Meng, Takashi Kuriwada, Naoki Mori, Kenshiro Oshima …

PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA, 114(40) E8382-E8391, Oct, 2017 Peer-reviewed
Dramatic Differences in Gut Bacterial Densities Correlate with Diet and Habitat in Rainforest Ants

Jon G. Sanders, Piotr Lukasik, Megan E. Frederickson, Jacob A. Russell, Ryuichi Koga, Rob Knight, Naomi E. Pierce

INTEGRATIVE AND COMPARATIVE BIOLOGY, 57(4) 705-722, Oct, 2017 Peer-reviewed
A Novel, Extremely Elongated, and Endocellular Bacterial Symbiont Supports Cuticle Formation of a Grain Pest Beetle

Bin Hirota, Genta Okude, Hisashi Anbutsu, Ryo Futahashi, Minoru Moriyama, Xian-Ying Meng, Naruo Nikoh, Ryuichi Koga, Takema Fukatsu

MBIO, 8(5), Sep, 2017 Peer-reviewed

Misc.

チャバネアオカメムシと細菌の共生関係におけるImd経路の影響

西出雄大, 田中博光, 横井翔, 古賀隆一, 深津武馬

日本応用動物昆虫学会大会講演要旨, 61st 204, Mar 10, 2017
ヒナメガカメムシにおける菌細胞塊の進化と発生

松浦優, 古賀隆一, 深津武馬

日本動物学会大会予稿集, 83rd 160, Aug 20, 2012
ヒメナガカメムシにおける菌細胞共生系の分化と進化

松浦優, 古賀隆一, 深津武馬

日本応用動物昆虫学会大会講演要旨, 56th 88, Mar 12, 2012
ヒメナガカメムシ類において進化した菌細胞内共生細菌

松浦優, 古賀隆一, 孟憲英, 鎌形洋一, 深津武馬

日本応用動物昆虫学会大会講演要旨, 55th 139, Mar 12, 2011
ゾウムシ類の細胞内共生細菌ナルドネラの極小ゲノムの同定及び全塩基配列決定

二河成男, 安佛尚志, 細川貴弘, 古賀隆一, 孟憲英, 大島健志朗, 服部正平, 深津武馬

日本応用動物昆虫学会大会講演要旨, 55th 138, Mar 12, 2011
ゾウムシ類における細胞内共生細菌の生物学的機能

細川貴弘, 栗和田隆, 熊野了州, 城本啓子, 原口大, 古賀隆一, 深津武馬

日本応用動物昆虫学会大会講演要旨, 55th, 2011
アブラムシの細胞内共生--宿主の発生過程に組み込まれた内部共生細菌のゆくえ (特集共に生きる昆虫と微生物--運命共同体となる仕組み)

古賀隆一

遺伝, 65(1) 28-35, Jan, 2011
ヒメナガカメムシ類において進化した菌細胞塊および細胞内共生細菌

松浦優, 古賀隆一, 菊池義智, 細川貴弘, 深津武馬

日本動物学会大会予稿集, 81st 122, Aug 20, 2010
B21 Discovery of a bacteriocyte-associated, nutrition-provisioning Wolbachia endosymbiont in bedbug(The 62nd Annual Meeting of the Japan Society of Medical Entomology and Zoology)

Fukatsu Takema, Hosokawa Takahiro, Koga Ryuichi, Kikuchi Yoshitomo, Meng Xian-Ying, Nikoh Naruo

Medical entomology and zoology, 61 64-64, Apr 1, 2010
カイガラムシ類に共生する細菌類の多様性とその進化的起源に関する解析

松浦優, 古賀隆一, 深津武馬

日本応用動物昆虫学会大会講演要旨, 54th 174, Mar 12, 2010
Functional diversity of the symbiotic bacteria in aphids for environmental adaptation

土田勉, 古賀隆一

The Nature and insects, 44(11) 13-16,図巻頭1p, Oct, 2009
ワラジカイガラムシ類の共生細菌および複合内部共生系の解明

松浦優, 古賀隆一, 孟憲英, 花田智, 深津武馬

日本応用動物昆虫学会大会講演要旨, 53rd 170, Mar 12, 2009
A307 トコジラミにおける菌細胞内共生細菌の同定と機能解析

細川貴弘, 古賀隆一, 孟憲英, 菊池義智, 深津武馬

日本応用動物昆虫学会大会講演要旨, (52) 16-16, Mar 12, 2008
A317 コナカイガラムシの細胞内共生系における体内感染動態の解析

河野まりゑ, 古賀隆一, 嶋田正和, 深津武馬

日本応用動物昆虫学会大会講演要旨, (52) 19-19, Mar 12, 2008
A318 抗生物質処理によるアブラムシ内部共生細菌の選択的除去とその宿主への影響

古賀隆一, 土田努, 深津武馬

日本応用動物昆虫学会大会講演要旨, (52) 20-20, Mar 12, 2008
H301 コナカイガラムシの細胞内共生系における体内感染動態の解析

河野まりゑ, 古賀隆一, 嶋田正和, 深津武馬

日本応用動物昆虫学会大会講演要旨, (51) 137-137, Mar 1, 2007
H216 昆虫の植物適応を変化させる共生細菌の生理機構 : 必須アミノ酸合成?解毒?

土田努, 松山茂, 櫻井真紀子, 古賀隆一, 深津武馬

日本応用動物昆虫学会大会講演要旨, (51) 133-133, Mar 1, 2007
H214 吸血性昆虫類の内部共生微生物 : その多様性と進化的起源

深津武馬, 古賀隆一, 深津(佐々木, 佳世子, 二河成男, 吉澤和徳, 三原實, 葛西真治, 小林睦生, 富田隆史 …

日本応用動物昆虫学会大会講演要旨, (51) 133-133, Mar 1, 2007
共生細菌が昆虫の植物適応を変える～宿主生態に与える影響からその生理機構まで

土田努, 古賀隆一, 松山茂, 深津武馬

植物細菌病談話会論文集, 24 75-84, 2007
The wide distribution of endornaviruses, large double-stranded RNA replicons with plasmid-like properties

T Fukuhara, R Koga, N Aoki, C Yuki, N Yamamoto, N Oyama, T Udagawa, H Horiuchi, S Miyazaki, Y Higashi …

ARCHIVES OF VIROLOGY, 151(5) 995-1002, May, 2006

Research Projects

Artificial symbiotic system between an insect and Escherichia coli - toward molecular genetics and experimental evolutionary biology -

Grants-in-Aid for Scientific Research, Grant-in-Aid for Scientific Research (S), Japan Society for the Promotion of Science, May, 2013 - Mar, 2018

Fukatsu Takema
細胞内共生系における共生細菌置換の生理的・分子的背景の解析

科学研究費助成事業, 若手研究(B), 日本学術振興会, 2010 - 2011

古賀隆一

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