Lysozyme Crystal (IMAGE) NASA/Johnson Space Center Caption This is a Lysozyme Crystal formation as seen under a light microscope. Crystals grown in microgravity typically reflect fewer imperfections, making them more ideal for drug development and other research. Credit Lawrence DeLucas 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.