About the Authors

Scott Thomas

Affiliation Division of Hematology and Oncology, Department of Medicine, University of California San Francisco, San Francisco, California, United States of America

K. Ted Thurn

Affiliation Division of Hematology and Oncology, Department of Medicine, University of California San Francisco, San Francisco, California, United States of America

Paromita Raha

Affiliation Division of Hematology and Oncology, Department of Medicine, University of California San Francisco, San Francisco, California, United States of America

Stephanie Chen

Affiliation Division of Hematology and Oncology, Department of Medicine, University of California San Francisco, San Francisco, California, United States of America

Pamela N. Munster

pmunster@medicine.ucsf.edu

Affiliation Division of Hematology and Oncology, Department of Medicine, University of California San Francisco, San Francisco, California, United States of America

Competing Interests

Pharmacyclics Inc. provided to the authors the compound PCI-24781 and a modest research grant. However, these provisions have not altered the authors' adherence to all the PLOS ONE policies on sharing data and materials.

Author Contributions

Conceived and designed the experiments: PNM ST. Performed the experiments: ST KT PR SC. Analyzed the data: PNM ST. Wrote the manuscript: ST PNM. Wrote the materials transfer agreement for the compound PCI-24781: KT.