Chromatin Structures (image) Colorado State University Share Print E-Mail Caption Top: Two views of eukaryotic chromatin structure. Bottom: Two views of archaeal chromatin structure. Research published in Science has unveiled structural similarities between archaeal and eukaryotic histone-based chromatin. Credit Santangelo and Luger Labs Usage Restrictions None Share Print E-Mail 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.