Yulia Iossifova (IMAGE) University of Cincinnati Caption Environmental health student Yulia Iossifova calibrates an air sampling device used to collect fungal spores. Credit Photo credit to University of Cincinnati Academic Health Center. Usage Restrictions None 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.