Early-stage sperm cells created from human bone marrow

Human bone marrow has been used to create early-stage sperm cells for the first time, a scientific step forward that will help researchers understand more about how sperm cells are created.

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<p><a href="http://www.physorg.com/news95666479.html">Early-stage sperm cells created from human bone marrow</a></p> <p>Human bone marrow has been used to create early-stage sperm cells for the first time, a scientific step forward that will help researchers understand more about how sperm cells are created.</p>