Artificial Organ Regrowth - NOVA scienceNOW

http://www.youtube.com/watch?v=okJjWG__Cyw

An artificial lung ____________________ (to grow) in a laboratory.
In the future, spare organs _____________________ (to manufacture) in a facility somewhere and ________________________ (to keep) in jars until they ___________________(to need).
The organs _______________________ (to accept) by transplant patients, and _______________________ (to reject) because they ________________________ (to make) from the patient’s own cells.
If identical, ideal organ replacements _________________________ (to develop) for each patient from his/her own cells, donors __________________________ (to need).
Organs _______________________ (only - to grow) without a body if a structure or scaffold _________________________ (to build) for cells to develop on.

Understanding Embryonic Stem Cells