Schematic of Template Assisted Ligation (IMAGE) DOE/Brookhaven National Laboratory Caption This is a schematic drawing of template-assisted ligation, shown in this model to give rise to autocatalytic systems. Credit Brookhaven National Laboratory Usage Restrictions OK for use with stories about this research License Licensed 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.