Israeli Scientists Announce Creation of Embryo Model in Lab — VOA Learning English
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Israeli scientists say they have created a model of a human embryo from stem cells in a laboratory.
The embryo model – created without using sperm, eggs or a uterus – is designed to support research on early human development.
Only stem cells were used in the process. Stem cells are simple cells in the body that can develop into one of many specialized cells. Researchers say the embryo models cannot grow into babies. But they are complete enough to provide information about what happens in the embryo during a pregnancy.
The use of embryo models permits scientists to carry out research without the ethical concerns linked to experiments using real embryos.
Several international research teams…
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