ISS Daily Summary Report – 9/22/2017 – NASA https://www.nasa.gov/blogs/stationreport/2017/09/22/iss-daily-summary-report-9-22-2017/
Marrow: Today a 52S crewmember conducted breath and ambient air sample collections for the Marrow investigation, which looks at the effect of microgravity on bone marrow. It is believed that microgravity, like long-duration bed rest on Earth, has a negative effect on the bone marrow and the blood cells that are produced in the bone …
Electrostatic Levitation Furnace (ELF) Chamber Cap Removal and Cartridge Installation