Aspergillus niger on leather (IMAGE) Applied Microbiology International Caption Aspergillus niger on leather (L) after 6 weeks incubation under Simulated Shipping Conditions Credit Ann Hammad Usage Restrictions Only to be reproduced in stories connected with this article 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.