Isolated coronary arterial dissection: a complication of cardiac operations.
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Biomedical subjects
Publications and source records attributed to W C Roberts.
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Light and electron microscopic study of aspirated bone marrow of a patient with type I hyperlipoproteinemia disclosed large, birefringent foam cells which develop from phagocytosis of chylomicrons by histiocytes. Chylomicrons are taken up, singly and in aggregates, by infoldings of the plasma membranes of histiocytes; these infoldings become phagocytic vacuoles within the cytoplasm. As chylomicrons are metabolized, the foam cells decrease in size, lose birefringence and develop autofluorescent, electron-dense deposits of ceroid.