C. elegans imaging (IMAGE) Cold Spring Harbor Laboratory Caption To observe development in the C. elegans worm, seen here, Professor Christopher Hammell’s team at the CSHL Cancer Center expanded upon an imaging technique originally developed for use in single cells. This allowed them to witness, for the first time, active gene expression taking place inside an animal. Credit Christopher Hammell/Cold Spring Harbor Laboratory Usage Restrictions Attribution required 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.