Ebola Virus Variants (IMAGE) Institut Pasteur Caption This is a map of Ebola virus variants circulating in Guinea and Sierra Leone. Credit Creative Commons - <i>Nature</i> Usage Restrictions The image's copyright belongs to the journal Nature. Use permitted under creative commons. 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.