Image 3 (IMAGE) Nanyang Technological University Caption A freshly sprouted oyster mushroom, which takes not only less time to grow when cultivated from a base of food waste, but is more nutritious than its commercial counterparts. Credit NTU Singapore Usage Restrictions No restrictions. License Public Domain 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.