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2015
2 Citations

A Strategy for Origins of Life Research

Kobayashi, K. & 36 others Scharf, C., Virgo, N., Cleaves, H. J., Aono, M., Aubert-Kato, N., Aydinoglu, A., Barahona, A., Barge, L. M., Benner, S. A., Biehl, M., Brasser, R., Butch, C. J., Chandru, K., Cronin, L., Danielache, S., Fischer, J., Hernlund, J., Hut, P., Ikegami, T., Kimura, J., Mariscal, C., McGlynn, S., Menard, B., Packard, N., Pascal, R., Pereto, J., Rajamani, S., Sinapayen, L., Smith, E., Switzer, C., Takai, K., Tian, F., Ueno, Y., Voytek, M., Witkowski, O. & Yabuta, H. 2015 Dec 1 In : Astrobiology. 15, 12, p. 1031-1042 12 p.

Research output: Contribution to journalArticle

Biogenesis
3 Citations

Calcium carbonate as a possible dosimeter for high irradiation doses

Negron-Mendoza, A., Uribe, R. M., Ramos-Bernal, S., Camargo-Raya, C., Gomez-Vidales, V. & Kobayashi, K. 2015 Jun 1 In : Applied Radiation and Isotopes. 100, p. 55-59 5 p.

Research output: Contribution to journalArticle

Dosimetry
Dosimeters
Calcium carbonate
Irradiation
Free radicals

Development of hydrothermal and frictional experimental systems to simulate sub-seafloor water–rock–microbe interactions

Suzuki, K., Kato, S., Shibuya, T., Hirose, T., Fuchida, S., Rejish Kumar, V. J., Yoshizaki, M., Masaki, Y., Nakamura, K., Kobayashi, K., Harue, M., Yamagishi, A. & Urabe, T. 2015 Jan 1 Subseafloor Biosphere Linked to Hydrothermal Systems: TAIGA Concept. Springer Japan, p. 71-85 15 p.

Research output: Chapter in Book/Report/Conference proceedingChapter

experiment
friction
seafloor
aquifer
hydrogen
2014
3 Citations

Fluorescence imaging of microbe-containing particles shot from a two-stage Light-gas gun into an aerogel

Kawaguchi, Y., Sugino, T., Tabata, M., Okudaira, K., Imai, E., Yano, H., Hasegawa, S., Hashimoto, H., Yabuta, H., Kobayashi, K., Kawai, H., Mita, H., Yokobori, S. I. & Yamagishi, A. 2014 Jan 1 In : Origins of Life and Evolution of Biospheres. 44, 1, p. 43-60 18 p.

Research output: Contribution to journalArticle

fluorescence
DNA
dye
gas
inorganic compound
2013
1 Citations
Saturn
Atmosphere
Amino Acids
Protons
Hydrolysis
3 Citations

Photo-alteration of hydantoins against UV light and its relevance to prebiotic chemistry

Sarker, P. K., Takahashi, J. I., Obayashi, Y., Kaneko, T. & Kobayashi, K. 2013 Jun 15 In : Advances in Space Research. 51, 12, p. 2235-2240 6 p.

Research output: Contribution to journalArticle

Photolysis
Solar system
Photochemical reactions
High performance liquid chromatography
Ultraviolet radiation
5 Citations

Role of amino acids in the formation of polycyclic aromatic amines during pyrolysis of tobacco

Yoshida, S. & Kobayashi, K. 2013 Nov 1 In : Journal of Analytical and Applied Pyrolysis. 104, p. 508-513 6 p.

Research output: Contribution to journalArticle

Amino acids
Tobacco
Pyrolysis
Amines
Arginine
1 Citations
Tobacco
Amines
Methylene Chloride
Proteins
1-Naphthylamine
3 Citations

Self-assembly of tholins in environments simulating Titan liquidospheres: Implications for formation of primitive coacervates on Titan

Kawai, J., Jagota, S., Kaneko, T., Obayashi, Y., Yoshimura, Y., Khare, B. N., Deamer, D. W., McKay, C. P. & Kobayashi, K. 2013 Oct 1 In : International Journal of Astrobiology. 12, 4, p. 282-291 10 p.

Research output: Contribution to journalArticle

Titan
methane
liquid
Saturn
organic compound
3 Citations

Survivability and Abiotic Reactions of Selected Amino Acids in Different Hydrothermal System Simulators

Chandru, K., Imai, E., Kaneko, T., Obayashi, Y. & Kobayashi, K. 2013 Apr 1 In : Origins of Life and Evolution of Biospheres. 43, 2, p. 99-108 10 p.

Research output: Contribution to journalArticle

simulator
amino acid
hydrothermal system
ion
metal
6 Citations

The Possible Interplanetary Transfer of Microbes: Assessing the Viability of Deinococcus spp. Under the ISS Environmental Conditions for Performing Exposure Experiments of Microbes in the Tanpopo Mission

Kawaguchi, Y., Yang, Y., Kawashiri, N., Shiraishi, K., Takasu, M., Narumi, I., Satoh, K., Hashimoto, H., Nakagawa, K., Tanigawa, Y., Momoki, Y. H., Tanabe, M., Sugino, T., Takahashi, Y., Shimizu, Y., Yoshida, S., Kobayashi, K., Yokobori, S. I. & Yamagishi, A. 2013 Jan 1 In : Origins of Life and Evolution of Biospheres. 43, 4-5, p. 411-428 18 p.

Research output: Contribution to journalArticle

experiment
viability
temperature
irradiation
ion

Titan tholins as amino acid precursors and their solubility in possible Titan liquidospheres

Kawai, J., Jagota, S., Kaneko, T., Obayashi, Y., Khare, B. N., McKay, C. P. & Kobayashi, K. 2013 Jun 12 In : Chemistry Letters. 42, 6, p. 633-635 3 p.

Research output: Contribution to journalArticle

Titan
amino acid
water
solubility
ammonia