Rchr

J-GLOBAL ID：200901090109914166 Update date: Nov. 12, 2024

Kakegawa Takshi

カケガワタケシ | Kakegawa Takshi

Affiliation and department：
Job title： Professor
Homepage URL (2)： https://sites.google.com/view/tohoku-origin-of-life/http://db.tohoku.ac.jp/whois/detail/55f8d5a9544b70eaed3509bdd3455f40.html , https://sites.google.com/view/tohoku-origin-of-life/

Research field (3)： Solid earth science , Space and planetary science , Solid earth science

Research keywords (5)： Microbial life in extreme environment , stable isotopes , submarine hydrothermal activity , eraly Earth , origin of life

Research theme for competitive and other funds (37)：

2001 - 現在 origin of life
1999 - 現在 Elemental Cycles on the surface environment of the modern Earth
1999 - 現在 microbial activity around submarine hydrothermal environment
1993 - 現在 Interaction among atmosphere, biosphere, lithosphere and oceans on the early Earth
2022 - 2026 Assemblage of life's building molecules in the early Earth environment

2022 - 2025 Elucidation of an unique organic matter maturation cycle in the Paleoproterozoic: potential driving force for life diversification

2022 - 2025 Origin of ATP phosphate esters and sulfur thio-esters in early Life

2022 - 2025 Unique phosphorous cycle on the early Earth

2020 - 2024 Understanding biosphere-hydrosphere-atmosphere-lithosphere interactions 3.2 billion years ago with an international continental drilling program

2019 - 2023 Constrains on timings of cyanobacterial and eukaryotic evolutions based on innovative biomarker analyses

2018 - 2021 Role of early Earth materials for origin of life

2017 - 2020 Deciphering the evolution history of volatile elements toward the formation of the water-planet, recorded in lunar potassium feldspar

2015 - 2018 Early Earth made and build essential biomolecules

2015 - 2017 Challenge to the formation of prebiotic RNA on mineral templates

2012 - 2015 Prebiotic organic world produced by early Earth environments

2012 - 2015 Identification of primary producers in the early oceans

2012 - 2014 Biomolecular evolution based on chiral chemistry under oceanic impact of meteorite

2010 - 2011 High temperature and pressure experiments to synthesize rarely-formed organic molecules

2009 - 2011 Production of amino acids and peptides on the early Earth

2009 - 2011 Relationship between photosynthesis and banded iron formations at the early Archean

2009 - 2010 有機分子の起源:微惑星・隕石海洋爆撃による大量生成説の検証実験

2007 - 2008 原始地球における有機分子の起源:13C固体炭素を用いた衝撃実験による検証

2006 - 2008 Bio-molecule formation by oceanic impact events on the early Earth

2005 - 2007 International project to investigate the world-oldest biogenic graphite

2005 - 2006 海底熱水系における分子レベルでの微生物・鉱物相互作用

2003 - 2005 Generation of polypeptide and polynucleotide in the upper crust of the early Earth

2002 - 2004 Joint International Research Project on Free Oxygen and Biomarker on the Early Earth

2002 - 2004 Constraints on ancient ocean chemistry based on the geochemical study of 3.8 Ga Isua Supracrustal Rocks.

2001 - 2003 Biological activities at the Archean submarine hydrothermal environments

2000 - 2002 Behavior of volatile components and mechanism of ore formation in the magmatic-hydrothermal system

2000 - 2002 Archean biological activity evolved with environ mental changes of the earth's surface inferred from biomarkers and stable isotopic compositions

1999 - 2000 リン酸塩ノジュールの成因と古堆積環境の復元

1998 - 1999 Evolution of the Atmosphere, Ocean, Crust, and Biosphere

1998 - 1999 高温熱水系での熱水の沸騰に伴う重金属の挙動

1996 - 1997 Establishment of the stable isotopic stratigraphy of Banded Iron Formations

1995 - 1996 Roles of Hydrothermal Processes in Biological Evolution

1991 - 1994 Surface Enviroments, Biological Activities and Elemental Cycles of the Early Earth

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Papers (169)：

Yuta Hirakawa, Hidenori Okamura, Fumi Nagatsugi, Takeshi Kakegawa, Yoshihiro Furukawa. One-pot synthesis of non-canonical ribonucleosides and their precursors from aldehydes and ammonia under prebiotic Earth conditions. Geochimica et Cosmochimica Acta. 2024
Ryohei Suzumeji, Tsubasa Otake, Daizo Yamauchi, Yoko Ohtomo, Takeshi Kakegawa, Christoph Heubeck, Shin ichi Yamasaki, Tsutomu Sato. Primary Fe isotope signatures record oxidative precipitation in 3.2 Ga ferruginous siliciclastic sedimentary rocks deposited in a shallow ocean environment. Precambrian Research. 2024. 413
Kohei Sasaki, Akizumi Ishida, Takeshi Kakegawa, Naoto Takahata, Yuji Sano. Ultrahigh-resolution imaging of biogenic phosphorus and molybdenum in palaeoproterozoic gunflint microfossils. Scientific Reports. 2024. 14. 1
Christoph Heubeck, Nic Beukes, Michiel de Kock, Martin Homann, Emmanuelle J. Javaux, Takeshi Kakegawa, Stefan Lalonde, Paul Mason, Phumelele Mashele, Dora Paprika, et al. BASE (Barberton Archean Surface Environments) - drilling Paleoarchean coastal strata of the Barberton Greenstone Belt. Scientific Drilling. 2024
Yuta Hirakawa, Takeshi Kakegawa, Yoshihiro Furukawa. Hexose phosphorylation for a non-enzymatic glycolysis and pentose phosphate pathway on early Earth. Scientific Reports. 2024. 14. 1

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MISC (76)：

SASAKI Kouhei, ISHIDA Akizumi, TAKAHATA Naoto, SANO Yuji, KAKEGAWA Takeshi. New morphotypes, cell-wall structures, and elemental distribution of the Gunflint microfossils. 日本地球惑星科学連合大会予稿集(Web). 2020. 2020
石田章純, 笹木晃平, 橋爪光, 掛川武, LEPLAND Aivo. Heterogeneity in nitrogen source for microbial activity recorded in 2.0 Ga Zaonega Formation, NW Russia. 日本地球惑星科学連合大会予稿集(Web). 2020. 2020
齊藤光, 石田章純, 掛川武. Constraints on primary producers at 3.2 Ga Barberton oceans: geological and geochemical studies on chert samples from the Sheba Hills area, Barberton. 日本地球惑星科学連合大会予稿集(Web). 2020. 2020
笹木晃平, 石田章純, 掛川武. 古原生代ガンフリント層における含微化石堆積岩の鉱物学的および地球化学的研究. 日本地球惑星科学連合大会予稿集(Web). 2019. 2019
Akihiko Yamagishi, Takeshi Kakegawa, Tomohiro Usui. Astrobiology: From the origins of life to the search for extraterrestrial intelligence. Astrobiology: From the Origins of Life to the Search for Extraterrestrial Intelligence. 2019. 1-465

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Patents (1)：

黒鉛を原料とするアミノ酸の製造方法

Books (8)：

地球生命誕生の謎
西村書店 2021
Astrobiology
2013 ISBN:9784759815047
Evidence of the earliest life
Chemistry 2013
地球と生命-地球環境と生物圏進化-
共立出版 2011
Encyclopedia of paleontology
Asakura 2010

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Lectures and oral presentations (39)：

The Earth made the first life
(JpGU-AGU Joint Meeting 2017 2017)
Proto-arc model for ribose and nucleotide genesis: information from Isua Supracrustal Belt
(JpGU-AGU Joint Meeting 2017 2017)
Early oxygenic photosynthesis in 3.2 Ga Fig Tree Group, Barberton Greenstone Belt?
(JpGU-AGU Joint Meeting 2017 2017)
Astrobiology workshop ”Search for life: from early earth to exoplanets”
(The tectonic evolution of Isua Supracrustal Belt and its implication to origin of life 2016)
地球における生物の痕跡の探査
(アストロバイオロジーネットワーク年会 2016)

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Professional career (1)：

Ph.D. (Pennsylvania State University)

Work history (2)：

2010/09 - 2021/06 Tohoku University Graduate School of Science Professor
2001/07 - 2010/08 Associate Professor, Tohoku University

Committee career (33)：

2021/04 - 現在 Science Council of Japan Associate Member
2020/04 - 現在日本掘削科学コンソーシア ICDP部会委員
2018/10 - 現在 JPGU Associate Editor of PEPS
2000/04 - 現在日本岩石鉱物鉱床学会編集委員
1999/10 - 現在 Geological Society of America campus representative

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Awards (3)：

2024/09 - Pennsylvania State University Charles Holler Alumni Scholar Medal
2021/06 - Pennsylvania State University Almuni Fellow
1992/02 - Phi Kappa Phi Phi Kappa Phi Fellow 優秀学生賞

Association Membership(s) (8)：

The Honor Society Phi Kappa Phi , 生命の起源と進化学会 , 日本地球化学会 , 資源地質学会 , 日本岩石鉱物鉱床学会 , Geochemical Society , Geological Society of America , American Geophysical Union

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