Sunday, July 30, 2017

First time ever DNA of a human embryos sucessfully Edited in U.S.

For the first time ever, American scientists have successfully edited the DNA of a human embryo — in the attempt to correct genes that cause inherited diseases, a report says.we discuss full report read the full story,

    Scientists in Portland, Oregon have successfully created the first genetically modified human embryo. Led by Shoukhrat Mitalipov of the Oregon Health and Science University, the team has reportedly-

 "broken new ground for both in the number of embryos experimented upon and by demonstrating that it is possible to safely and efficiently correct defective genes that cause inherited diseases."

          The team made use of the CRISPR gene-editing technology which enables scientists to edit the DNA of living organisms. The technology will be used to edit human genes linked to cystic fibrosis and other fatal hereditary conditions.

            Up until now, China was the only known country to carry out the practice. But they only managed to make their desired DNA changes on a small number of cells, creating an effect known as “mosaicism.”      Mitalipov’s team, however, was able to prevent this from happening.

“They significantly reduced mosaicism,” explained one researcher, who chose to remain anonymous.The milestone means scientists in the US are officially one step closer to engineering the first genetically modified human beings on earth.“It is proof of principle that it can work,” the researcher said. “I don’t think it’s the start of clinical trials yet, but it does take it further than anyone has before.”

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