Epigenetic landscape modulates pioneer transcription factor binding (IMAGE) St. Jude Children's Research Hospital Caption Mario Halic, PhD, and Kalyan Sinha, PhD, St. Jude Department of Structural Biology, led research to better understand pioneer transcription factors. Credit St. Jude Children's Research Hospital Usage Restrictions No cropping License Original content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.