Viral DNA is Also Present in Bone (IMAGE) University of Helsinki Caption The researchers document the presence of parvovirus DNA in the bones of Finnish World War II casualties who remained exposed to diverse climatic conditions in former Finnish, current Russian territory, until recent years when they were repatriated to their homeland. Credit Veikko Somerpuro / University of Helsinki Usage Restrictions The image may only be used with appropriate caption and credit. 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.