About the Authors

Naama Dror

Affiliation Department of Cellular and Developmental Biology, Sackler School of Medicine, Tel Aviv University, Tel Aviv, Israel

Mathilda Mandel

Affiliation The Blood Center, Sheba Medical Center, Tel-Hashomer, Israel

Gad Lavie

gad.lavie@sheba.health.gov.il

Affiliations Department of Cellular and Developmental Biology, Sackler School of Medicine, Tel Aviv University, Tel Aviv, Israel, The Blood Center, Sheba Medical Center, Tel-Hashomer, Israel

Competing Interests

Gad Lavie has fiancial interest in Hy Biopjarma Ltd., a company that develops hypericin as an anti-cancer drug. This does not alter the authors' adherence to all the PLOS ONE policies on sharing data and materials.

Author Contributions

Conceived and designed the experiments: ND GL MM. Performed the experiments: ND. Analyzed the data: GL ND MM. Contributed reagents/materials/analysis tools: GL. Wrote the paper: GL MM. Proposed directions in project: MM. Directed the project: GL.