About the Authors

Mathias Teschke

mathias.teschke@charite.de (MT); achim.kramer@charite.de (AK)

Affiliation Laboratory of Chronobiology, Charité Universitätsmedizin Berlin, Berlin, Germany

Sabrina Wendt

Affiliation Laboratory of Chronobiology, Charité Universitätsmedizin Berlin, Berlin, Germany

So Kawaguchi

Affiliations Department of Environment and Heritage, Australian Antarctic Division, Kingston, Australia, Antarctic Climate and Ecosystems Co-operative Research Centre, Hobart, Australia

Achim Kramer

mathias.teschke@charite.de (MT); achim.kramer@charite.de (AK)

Affiliation Laboratory of Chronobiology, Charité Universitätsmedizin Berlin, Berlin, Germany

Bettina Meyer

Affiliation Scientific Division Polar Biological Oceanography, Alfred Wegener Institute for Polar and Marine Research, Bremerhaven, Germany

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: MT BM SK AK. Performed the experiments: MT SW. Analyzed the data: MT SW AK. Contributed reagents/materials/analysis tools: SK AK BM. Wrote the paper: MT AK. Contributed to direct funding of research: MT BM SK AK. Contributed to sample collection: MT SK. Contributed to revision and critical appraisal of the manuscript: MT SW SK AK BM. Approved final version of the manuscript: MT SW SK AK BM.