About the Authors

Ester Fernández-Salas

fernandez_ester@allergan.com

Affiliation Department of Biological Sciences, Allergan Inc., Irvine, California, United States of America

Joanne Wang
Yanira Molina
Jeremy B. Nelson
Birgitte P. S. Jacky
K. Roger Aoki

Competing Interests

The authors declare competing financial interests: EFS, JW, YM, JBN, BPSJ, and KRA are employees of Allergan Inc. and hold Allergan stock. This study was solely funded by Allergan Inc. A US patent has been issued covering this assay (US Patent 8,198,034), and other additional patent applications covering this assay have been filed. These competing interests do not alter the authors' adherence to all the PLOS ONE policies on sharing data and materials.

Author Contributions

Conceived and designed the experiments: EFS JW YM JBN BPSJ KRA. Performed the experiments: EFS JW YM JBN BPSJ. Analyzed the data: EFS JW YM JBN BPSJ. Contributed reagents/materials/analysis tools: EFS JW YM BPSJ. Wrote the paper: EFS KRA.