China sends human bone cells to Tiangong space station (video) 

 A Chinese space freighter has delivered human bone cells to the Tiangong space station for on-orbit research that could help people here on Earth. 

https://cdn.mos.cms.futurecdn.net/3YNai7QFBnjcG3vvdvTfc7.jpg

https://www.space.com/china-human-bone-cells-tiangong-space-station