The bone marrow serves as the main site of hematopoiesis in humans, giving rise to red and white blood cells. This space is highly organized into distinct regions, or niches, that perform different ...
Morning Overview on MSN
Extra bones are more common than you think, here's how often it happens
Human skeletons are often described in neat textbook numbers, but real bodies are far messier and more interesting. Extra bones, tiny or substantial, are scattered through the population, quietly ...
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