Research Team Nell-1 (IMAGE) NASA/Johnson Space Center Caption Drs Kang Ting, Chia Soo, Ben Wu, and Jin Hee Kwak are the research team behind the Systemic Therapy of NELL-1 for Spaceflight-Induced Osteoporosis. This International Space Station study may to help identify key characteristics of the NELL-1 protein for use in future bone growth treatments on Earth. Credit Peter Bracke Usage Restrictions For news coverage in connection with this news story. 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.