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Hiroshi Kouchi

Hiroshi Kouchi

D-Index & Metrics

Biology and Biochemistry

D-Index
55
Citations
10817
World Ranking
15061
National Ranking
1063

Overview

Hiroshi Kouchi is affiliated with the University of Tsukuba in Japan. Their research primarily spans the Agricultural and Biological Sciences, with a strong focus on Plant Science, Agronomy and Crop Science, Ecology, and Catalysis. Kouchi's scholarly work addresses several main topics including Legume Nitrogen Fixing Symbiosis, Plant nutrient uptake and metabolism, Nematode management and characterization studies, Agronomic Practices and Intercropping Systems, Coastal wetland ecosystem dynamics, and Ammonia Synthesis and Nitrogen Reduction.

Recent publications by Kouchi include studies published between 2023 and 2024 in peer-reviewed journals. These papers are:

  • Both incompatible and compatible rhizobia inhabit the intercellular spaces of leguminous root nodules (2023), published in Plant Signaling & Behavior
  • Characterization of photosynthetic Bradyrhizobium sp. strain SSBR45 isolated from the root nodules of Aeschynomene indica (2023), published in Plant Signaling & Behavior
  • A mitochondrial metalloprotease FtsH4 is required for symbiotic nitrogen fixation in Lotus japonicus nodules (2024), published in Scientific Reports

Kouchi frequently publishes in the journals Plant Signaling & Behavior and Scientific Reports. The scientific collaboration network of Kouchi includes several frequent co-authors, such as Shingo Hata, Risa Tsuda, Serina Kojima, Aiko Tanaka, and Nanami Kawajiri. These collaborators have contributed to multiple joint research projects and publications.

The research portfolio of Kouchi reflects an interdisciplinary approach within biological sciences, linking molecular mechanisms of symbiosis with broader agricultural and ecological contexts. Their work on nitrogen fixation involves exploring both compatible and incompatible bacterial symbionts in legume root nodules, indicating an interest in the cellular and biochemical interactions integral to plant-microbe relationships.

Kouchi's contributions also extend to the study of photosynthetic bacteria associated with plant roots, as well as the role of mitochondrial proteins in the nitrogen fixation process within nodules. This range of topics highlights their involvement in understanding the fundamental biological processes that support sustainable agricultural practices and ecosystem function.

Best Publications

  • Isolation and characterization of novel nodulin cDNAs representing genes expressed at early stages of soybean nodule development

    Hiroshi Kouchi;Shingo Hata

  • HAR1 mediates systemic regulation of symbiotic organ development

    Rieko Nishimura;Masaki Hayashi;Guo-Jiang Wu;Guo-Jiang Wu;Hiroshi Kouchi

  • Deregulation of a Ca2+/calmodulin-dependent kinase leads to spontaneous nodule development.

    Leïla Tirichine;Haruko Imaizumi-Anraku;Satoko Yoshida;Yasuhiro Murakami

  • Plastid proteins crucial for symbiotic fungal and bacterial entry into plant roots

    Haruko Imaizumi-Anraku;Naoya Takeda;Myriam Charpentier;Myriam Charpentier;Jillian Perry

  • NUCLEOPORIN85 is required for calcium spiking, fungal and bacterial symbioses, and seed production in Lotus japonicus.

    Katsuharu Saito;Makoto Yoshikawa;Koji Yano;Hiroki Miwa

  • NODULE INCEPTION Directly Targets NF-Y Subunit Genes to Regulate Essential Processes of Root Nodule Development in Lotus japonicus

    Takashi Soyano;Hiroshi Kouchi;Atsuko Hirota;Makoto Hayashi

  • Plant cyclins: a unified nomenclature for plant A-, B- and D-type cyclins based on sequence organization.

    Jean Pierre Renaudin;John H. Doonan;Donna Freeman;Junji Hashimoto

  • How many peas in a pod? Legume genes responsible for mutualistic symbioses underground.

    Hiroshi Kouchi;Haruko Imaizumi-Anraku;Makoto Hayashi;Tsuneo Hakoyama

  • Large-scale analysis of gene expression profiles during early stages of root nodule formation in a model legume, Lotus japonicus.

    Hiroshi Kouchi;Kenshiro Shimomura;Shingo Hata;Atsuko Hirota

  • Gene silencing by expression of hairpin RNA in Lotus japonicus roots and root nodules.

    Hirotaka Kumagai;Hiroshi Kouchi

  • From defense to symbiosis: limited alterations in the kinase domain of LysM receptor‐like kinases are crucial for evolution of legume–Rhizobium symbiosis

    Tomomi Nakagawa;Hanae Kaku;Yoshikazu Shimoda;Akifumi Sugiyama

  • Rice ENOD40: isolation and expression analysis in rice and transgenic soybean root nodules

    Hiroshi Kouchi;Ken-ichi Takane;Rollando B.. So;Jagdish K.. Ladha

  • A dominant function of CCaMK in intracellular accommodation of bacterial and fungal endosymbionts

    Teruyuki Hayashi;Mari Banba;Yoshikazu Shimoda;Hiroshi Kouchi

  • Positional Cloning Identifies Lotus japonicus NSP2, A Putative Transcription Factor of the GRAS Family, Required for NIN and ENOD40 Gene Expression in Nodule Initiation

    Yasuhiro Murakami;Hiroki Miwa;Haruko Imaizumi-Anraku;Hiroshi Kouchi

  • Expression of the early nodulin, ENOD40, in soybean roots in response to various lipo‐chitin signal molecules

    Eiichi Minami;Hiroshi Kouchi;Jonathan R. Cohn;Tomoya Ogawa

  • A supernodulating mutant isolated from soybean cultivar enrei

    Shoichiro Akao;Hiroshi Kouchi

  • Too much love, a root regulator associated with the long-distance control of nodulation in Lotus japonicus.

    Shimpei Magori;Erika Oka-Kira;Satoshi Shibata;Yosuke Umehara

  • Divergence of Evolutionary Ways Among Common sym Genes : CASTOR and CCaMK Show Functional Conservation Between Two Symbiosis Systems and Constitute the Root of a Common Signaling Pathway

    Mari Banba;Caroline Gutjahr;Akio Miyao;Hirohiko Hirochika

  • The AtVAM3 Encodes a Syntaxin-related Molecule Implicated in the Vacuolar Assembly in Arabidopsis thaliana

    Masa H. Sato;Norihiro Nakamura;Yoshinori Ohsumi;Hiroshi Kouchi

  • Host plant genome overcomes the lack of a bacterial gene for symbiotic nitrogen fixation

    Tsuneo Hakoyama;Kaori Niimi;Hirokazu Watanabe;Ryohei Tabata

Frequent Co-Authors

Masayoshi Kawaguchi
Masayoshi Kawaguchi National Institute for Basic Biology
Katsura Izui
Katsura Izui Kindai University
Tadakatsu Yoneyama
Tadakatsu Yoneyama Tohoku University
Shusei Sato
Shusei Sato Tohoku University
Jens Stougaard
Jens Stougaard Aarhus University
Martin Parniske
Martin Parniske Ludwig-Maximilians-Universität München
Satoshi Tabata
Satoshi Tabata Tokyo University of Science
Kyuya Harada
Kyuya Harada University of Tsukuba
Erika Asamizu
Erika Asamizu University of Tsukuba

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