About the Authors

Cassandra R. Farthing

Contributed equally to this work with: Cassandra R. Farthing, Gabriella Ficz, Ray Kit Ng, Chun-Fung Chan, Simon Andrews

Affiliation Laboratory of Developmental Genetics and Imprinting, The Babraham Institute, Cambridge, United Kingdom

Gabriella Ficz

Contributed equally to this work with: Cassandra R. Farthing, Gabriella Ficz, Ray Kit Ng, Chun-Fung Chan, Simon Andrews

Affiliation Laboratory of Developmental Genetics and Imprinting, The Babraham Institute, Cambridge, United Kingdom

Ray Kit Ng

Contributed equally to this work with: Cassandra R. Farthing, Gabriella Ficz, Ray Kit Ng, Chun-Fung Chan, Simon Andrews

Affiliation Laboratory of Developmental Genetics and Imprinting, The Babraham Institute, Cambridge, United Kingdom

Chun-Fung Chan

Contributed equally to this work with: Cassandra R. Farthing, Gabriella Ficz, Ray Kit Ng, Chun-Fung Chan, Simon Andrews

Address Current address: CRYOLIFE, Cell Therapy Technologies Centre Limited, Siu Lek Yuen, Shatin, Hong Kong Special Administrative Region, People's Republic of China

Affiliation Laboratory of Developmental Genetics and Imprinting, The Babraham Institute, Cambridge, United Kingdom

Simon Andrews

Contributed equally to this work with: Cassandra R. Farthing, Gabriella Ficz, Ray Kit Ng, Chun-Fung Chan, Simon Andrews

Affiliation Bioinformatics Group, The Babraham Institute, Cambridge, United Kingdom

Wendy Dean

Affiliation Laboratory of Developmental Genetics and Imprinting, The Babraham Institute, Cambridge, United Kingdom

Myriam Hemberger

Affiliations Laboratory of Developmental Genetics and Imprinting, The Babraham Institute, Cambridge, United Kingdom, Centre for Trophoblast Research, University of Cambridge, Cambridge, United Kingdom

Wolf Reik

wolf.reik@bbsrc.ac.uk

Affiliations Laboratory of Developmental Genetics and Imprinting, The Babraham Institute, Cambridge, United Kingdom, Centre for Trophoblast Research, University of Cambridge, Cambridge, United Kingdom

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: CF GF RN CC WD MH WR. Performed the experiments: CF GF RN CC. Analyzed the data: CF GF RN CC SA WD MH WR. Contributed reagents/materials/analysis tools: CF GF RN SA WD MH WR. Wrote the paper: CF GF RN SA WD MH WR.