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Article: bone marrow
- Article from:
- The Columbia Encyclopedia, Sixth Edition
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Copyright informationThe Columbia Encyclopedia, Sixth Edition. Copyright 2008 Columbia University Press. (Hide copyright information)
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bone marrow soft tissue filling the spongy interiors of animal bones. Red marrow is the principal organ that forms blood cells in mammals, including humans (see
blood
). In children, the bones contain only red marrow. As the skeleton matures, fat-storing yellow marrow displaces red marrow in the shafts of the long bones of the limbs. In adults red marrow remains chiefly in the ribs, the vertebrae, the pelvic bones, and the skull. Erythrocytes (red blood cells), platelets, and all but one kind of leukocyte (white blood cell) are manufactured in human red marrow. The marrow releases about 10 million to 15 million new erythrocytes every second, while an equivalent number are destroyed by ...
Related newspaper, magazine, and journal articles:
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Article: Bone marrow donor Keith answers call.
Southern Reporter (Selkirk, Scotland);
January 5, 2006 ;
550 words
......leukaemia sufferer after donating some of his bone marrow cells through the UK's most successful bone marrow register - The Anthony Nolan Trust. I...life. I joined The Anthony Nolan Trust bone marrow register 11 years ago after a local appeal...
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