The Sheep Dolly Cloned yet again:

A Cloned Sheep:

Dolly the Sheep, the first mammal successfully cloned from a mature cell lived only six years. But scientist’s statement that taking similar tissue samples used to clone Dolly to generate four precise genetic reproduction.

Dolly is alive as well as healthy, Nottingham University Professor Keith Campbell, who keeps the Dollies as pets, up-to-date by Genetically these are Dolly. 

before this When researchers have given information regarding cloned a sheep in July 1996, only this sheep, Dolly stays alive from the 29 embryos produced from 277 eggs. This time just five embryos were essential to producing each of the Dollies sheep.

The latest experiments, which took place three and a half years ago, became public awareness after Campbell reveal them during a lecture.

Dolly was put down in Feb. 2003 because she is ill with lung disease and arthritis. On the other hand, up to now, the new Dolly quartets are doing well, according to Campbell.