However, the scientists emphasized that the theory predicts animals will accept only very young nonkin, when their chance of successful phenotypic cloning is highest.

In 1986, Dr. Willadsen published a paper in Nature announcing the first successful cloning of cells from sheep embryos.

These nuclear transfers, which are also the way that cloned animals are made, are at present highly inefficient and require some 200 oocytes for each successful cloning.

A biotechnician's successful cloning of dinosaurs for use in a theme park leads to a global emergency.

Despite successful cloning and expression in yeast, the parasite enzyme fails to function in yeast.

With the announcement of the successful cloning of Dolly the sheep in 1996, Wicker became an advocate for human cloning.

Another contemporary example is the Raelian Movement, which earned international attention with their claims of successful human cloning.

This program came on the announcement of the successful cloning of a family dog Missy, which was widely publicized in the Missyplicity Project.

Its first large development project, in conjunction with Triton Biosciences, was the successful cloning, expression, modification, and production of beta-interferon.

In May, 2013 the group of scientists published a report of successful human cloning .