Orsay Virus (image) Rice University Caption Rice University researchers have determined the crystal structure of the Orsay virus known to infect at least one type of nematode. The structure of the viral shell known as a capsid, seen in a computer model, will help scientists understand how such viruses infect their targets. Credit Tao Laboratory/Rice University Usage Restrictions None 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.