地球生命科学

Isotope analysis of birds’ eye lens provides early-life information

Emi A. Hasegawa, Jun Matsubayashi, Ichiro Tayasu, Tatsuhiko Goto, Haruka Inoue, Axel G. Rossberg, Chikage Yoshimizu, Masaru Hasegawa, Takumi Akasaka

Differential use of multiple food sources at a bathyal benthic ecosystem in the central Sagami Bay revealed by amino acid nitrogen isotopic compositions

Hidetaka Nomaki, Yoshito Chikaraishi, Nanako O. Ogawa, Koh Maki, Motohiro Shimanaga, Hisami Suga, Masashi Tsuchiya, Toshi Nagata, Naohiko Ohkouchi

Spatiotemporal variations in integrated trophic positions of stream macroinvertebrate communities

Naoto F. Ishikawa, Yoshitoshi Uehara, Takuya Ishida, Tohru Ikeya, Satoshi Asano, Chia-Ying Ko, Tomoya Iwata, Ichiro Tayasu, Naohiko Ohkouchi, Noboru Okuda

Orbital timescale CaCO3 burial and dissolution changes off the Chilean margin in the subantarctic Pacific over the past 140 kyr

Takuto Kasuya, Yusuke Okazaki, Shinya Iwasaki, Kana Nagashima, Katsunori Kimoto, Frank Lamy, Julia R. Hagemann, Lester Lembke-Jene, Helge W. Arz, Masafumi Murayama, Carina B. Lange, Naomi Harada

Dietary partitioning in sympatric Paradoxurinae civets in Borneo suggested by compound-specific nitrogen isotope analysis of amino acids

Miyabi Nakabayashi, Takumi Tsutaya, Abdul Hamid Ahmad, Yoko Sasaki, Nanako O. Ogawa, Naoto F. Ishikawa, Naohiko Ohkouchi

Natural 14C abundances and stable isotopes suggest discrete uptake routes for carbon and nitrogen in cold seep animals

Hidetaka Nomaki, Shigeaki Kojima, Yosuke Miyairi, Yusuke Yokoyama, Chong Chen

Electrochemical survey of electroactive microbial populations in deep-sea hydrothermal fields

Masahiro Yamamoto M, Yoshifumi Kawada, Yoshihiro Takaki, Kosuke Shimoniida, Mariko Shitara, Akiko Tanizaki, Hiroyuki Kashima, Miho Hirai, Yutaro Takaya, Tatsuo Nozaki, Takafumi Kasaya, Ken Takai

Regulation of nitrogen isotopic ratios of cellular components

Naohiko Ohkouchi, Yuta Isaji, Nanako O. Ogawa

Climate-induced shift of deep-sea benthic foraminifera at the onset of the mid-Brunhes dissolution interval in the northeast tropical Indian Ocean

Hiroyuki Takata, Minoru Ikehara, Koji Seto, Hirofumi Asahi, Hyoun Soo Lim, Sangmin Hyun, Boo-Keun Khim

Controlling factors of latitudinal distribution of dissolved organic matter in the upper layers of the Indian Ocean

M. Shigemitsu, K. Sasaoka, M. Wakita, T. Yokokawa, T. Hashioka, K. Arulananthan, A. Murata