A blastocyst is an early-stage embryo that resembles a fluid-filled ball, with cells forming the outer wall and an inner cell mass like a bunch of grapes attached to it on the inside.


An overview of current stem cell practice relating to the knee and a hint of the future.



Stem Cells in Skeletal Tissue Engineering: Technologies and Models. Langhans MT, Yu S and Tuan RS. Curr Stem Cell Res Ther. 2016; 11(6): 453–474.

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