الأربعاء، 28 سبتمبر 2016

The first child born in the world using a new fertilization for "three people" technique

The first child born in the world using a new fertilization for "three people" technique, as reported by the "New Scientist" scientific magazine Tuesday, September 27 / September.

Child, who was born five months ago in Mexico, 
the DNA of three people, the natural mother and father, as well as the genetic code of the donor carries.
US doctors and took the unprecedented step to ensure that children have the same genetic condition carried by Jordan and his mother in their genes and can cause serious mutations.
Experts say the move herald a new era in medicine and can help other rare genetic cases families.
But they warn that there is a need for a thorough review of this new and controversial technology, codenamed "donated mitochondria."
Children from three parents
Mitochondria are small parts found inside every cell of the body and is working to convert food into usable energy.
Some women suffer genetic defects in the mitochondria can be passed on to children. In the case of the Jordanian family, there was a defect called "me syndrome" proved to be fatal for any child to suffer from it.
And me syndrome, a hereditary disease that affects the nervous system. The mother of Jordan has lost two of her children with the disease also aborted four times.
The scientists devised a number of ways around this problem.
The US team, led by Dr. John Chang of the New Hope Center for fertilization in New York, who traveled to Mexico to do this procedure was used because there are no laws prohibiting it, the method that takes all the vital DNA from the mother's egg in addition to sound the mitochondria of ova donors to form new sound egg can be fertilized with the sperm of the father.
This technique uses an egg intact from donor to provide healthy mitochondria.
The result is that the child holds 0.1 percent of the nuclear swollen from the donor (the DNA of the mitochondria) and all of the genetic code for trait
such as hair eye of mother, father and color.

the video : HERE
Source: BBC

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