The use of bone marrow stem cells is safe in treating children with brain trauma, a team from the University of Texas Health Science Center at Houston determined.

休斯顿德克萨斯大学的一支团队决定使用骨髓干细胞来治疗儿童的脑部创伤，因为这种治疗方法对孩子们也安全。

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Earlier this week a team in the U.S. led by Shoukhrat Mitalipov of the Oregon National Primate Research Center, announced they had created the first cloned monkey embryo and extracted stem cells from it.

CNN: You, again: Are we getting closer to cloning humans?