NASA astronaut Jessica Meir installs the Bone Densitometer

iss061e068057 (Dec. 9, 2019) --- NASA astronaut and Expedition 61 Flight Engineer Jessica Meir installs the Bone Densitometer in an EXPRESS (EXpedite the PRocessing of Experiments to Space Station) rack located inside the Japanese Kibo laboratory module. The Bone Densitometer enables the imaging of rodent bones for the Rodent Research-19 experiment that is investigating two proteins that may prevent muscle and bone loss in space.

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