Korean company clones dogs from stem cells


 
A South Korean biotech company announced yesterday that it has cloned two dogs using stem cell technology for the first time in the world.

RNL Bio, in cooperation with a team of Seoul National University scientists, created two black and white puppies this week using stem cells from fat tissue of a female beagle.

U.S., Japanese and New Zealand scientists have cloned mice, pigs and deer using stem cells, but the births on Tuesday were the first time stem cells were successfully used to clone dogs, according to the university team. Seoul National University cloned the world’s first dog, Snuppy, in 2005.

Snuppy was created using an ordinary skin cell. Stem cells are prized for their ability to grow into a variety of more specialized cells. RNL Bio, based on Seoul, plans to commercialize the stem cell technology, which will allow clients to store their dogs’ stem cells, which can be used to cure disease, or clone them after they die.

RNL Bio head Ra Jeong-chan said the approach would also help scientists study how to treat human diseases such as diabetes and arthritis by putting human disease-related genes into dogs’ stem cells and creating clones. Ra also predicted the new technology could lower the price of dog cloning, now $100,000 or more.

Lee Byeong-chun, head of the university research team, said stem cells offer an advantage over ordinary cells for such genetic research. Lee said his team has cloned about 35 dogs and five wolves.

The two new cloned dogs — named Magic and Stem — have been living with their surrogate mother, a golden retriever, in a university facility since they were born Tuesday.

(Photo courtesy of RNL Bio)

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