About the Authors

Ola El-Zein

Affiliation Department of Biology, American University of Beirut, Beirut, Lebanon

Sawsan Ibrahim Kreydiyyeh

Sawkreyd@aub.edu.lb

Affiliation Department of Biology, American University of Beirut, Beirut, Lebanon

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: SK. Performed the experiments: OEZ. Analyzed the data: OEZ. Contributed reagents/materials/analysis tools: SK. Wrote the manuscript: OEZ. Interpreted data and edited and revised the manuscript: SK.