Scientists have created part of the jaw joint in the lab using human adult stem cells. They say it is the first time a complex, anatomically-sized bone has been accurately created in this way.
It is hoped the technique could be used not only to treat disorders of the specific joint, but more widely to correct problems with other bones too.
The bone which has been created in the lab is known as the temporomandibular joint (TMJ).
The latest study used human stem cells taken from bone marrow. These were seeded into a tissue scaffold, formed into the precise shape of the human jaw bone by using digital images from a patient.
The cells were then cultured using a specially-designed bioreactor which was able to infuse the growing tissue with exactly the level of nutrients found during natural bone development.
Original article here.
Sunday, October 11, 2009
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