Scientists have created a "neo-bladder" that's engineered in a laboratory. It is just one of many different forms of tissue engineering currently being explored. Bone and skin regeneration already exists, and in the future, parts of or entire complex organs like the heart may even be replicated in a laboratory. (Tengion, Inc. ) See the full article in: Straight Out of Science Fiction: Organs Engineered in a Lab http://abcnews.go.com/Health/story?id=1800727&page=1
life, from my point of view :)