About the Authors

Alexander E. Vinogradov

aevin@mail.cytspb.rssi.ru

Affiliation Institute of Cytology, Russian Academy of Sciences, St.Petersburg, Russia

Competing Interests

The author has declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: AV. Performed the experiments: AV. Analyzed the data: AV. Contributed reagents/materials/analysis tools: AV. Wrote the paper: AV.