Researchers at Newcastle University in England report they have coaxed the first human sperm cells from embryonic stem cells, in a remarkable demonstration of how quickly the field of stem-cell ...
Germ cell tumors are a heterogenous group of tumors that account for 0.4%-3.4% of all intracranial neoplasms. Of these, germinomas are the most common, accounting for 40%-65% of all germ cell tumors.
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