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Man gets sperm-making stem cell transplant in first-of-its-kind procedure
A man in his early 20s received a transplant of his own sperm-producing stem cells, which had been frozen since his childhood ...
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Drug-delivering aptamers target leukemia stem cells for one-two knockout punch
Drug-carrying DNA aptamers can deliver a one-two punch to leukemia by precisely targeting the elusive cancer stem cells that seed cancer relapses, researchers report. The aptamers -- short ...