About the Authors
- Kentaro Q. Sakamoto
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Affiliation Graduate School of Veterinary Medicine, Hokkaido University, Sapporo, Japan
- Akinori Takahashi
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* E-mail: atak@nipr.ac.jp
Affiliation Department of Polar Science, The Graduate University for Advanced Studies, National Institute of Polar Research, Tachikawa, Tokyo, Japan
- Takashi Iwata
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Affiliation Department of Polar Science, The Graduate University for Advanced Studies, National Institute of Polar Research, Tachikawa, Tokyo, Japan
- Philip N. Trathan
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Affiliation British Antarctic Survey, Natural Environment Research Council, High Cross, Cambridge, United Kingdom
Competing Interests
The authors have declared that no competing interests exist.
Author Contributions
Conceived and designed the experiments: KQS AT PNT. Performed the experiments: KQS AT TI. Analyzed the data: KQS AT. Wrote the paper: AT PNT.