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Fluorescein microscope analyses of peripheral leucocytes in chimeric mice. Four weeks after reconstitution, the peripheral blood leucocytes of normal C57BL/6 as a control (A). In the chimeric mice, some of the peripheral leucocytes expressed both PI+ and GFP+ (yellow) (B). (Original magnification ×100). Flow cytometric analyses of splenocyte chimerisms of radiation BM chimeras (C).
