TY - GEN AU - Hart,D N AU - Beard,M E TI - Natural killer cells SN - 0028-8446 PY - 1984///0913 KW - Age Factors KW - Animals KW - Cytotoxicity, Immunologic KW - Hematopoietic Stem Cells KW - immunology KW - Humans KW - Killer Cells, Natural KW - Mice KW - Mice, Inbred Strains KW - Monocytes KW - physiology KW - Spleen KW - cytology N1 - Publication Type: Journal Article ER -