Astronaut Loral O’Hara works on a bone cell study inside the Life Science Glovebox

iss070e091759 (Feb. 12, 2024) NASA astronaut Loral O'Hara works on MABL-A, a study of how microgravity affects cells that help form bone and repair skeletal tissue. Results could help scientists understand the basic molecular mechanisms of bone loss that occurs during spaceflight and from aging on Earth.