bone marrow

noun

1. marrow.

bone marrow

noun

1. See marrow 1

bone marrow

1. The spongy, red tissue that fills the bone cavities of mammals. Bone marrow is the source of red blood cells, platelets, and most white blood cells.

bone marrow

1. See marrow.

Example Sentences

The bone marrow usually operates quietly and goes largely unnoticed.

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Every moment, the bone marrow generates millions of fresh blood and immune cells.

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Then the real impact of the radiation strikes, with grisly symptoms that range from hair loss and extreme fatigue to the destruction of bone marrow and internal bleeding.

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To make the procedure more flexible, researchers modified donor bone marrow before transplantation.

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"For instance, human blood-forming stem cells reside in niches within bone marrow where they divide to self-renew and make new blood cells," said Mann.

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