Growth Mechanism of Fungi Decoded (image) Karlsruher Institut für Technologie (KIT) Share Print E-Mail Caption A protein (colored red) is located at the tip of a hypha of Aspergillus nidulans and controls growth. The hypha is about 3 micrometers in diameter and extends by about 1 micrometer per minute. Credit (Photo: KIT) Usage Restrictions None Share Print E-Mail 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.