Human DNA acquisition techniques can be applied to different types of cell (skin, white cells, bone Human DNA acquisition techniques can be applied to different types of cell (skin, white cells, bone marrow, foetal cells, etc.). When a blood sample is used, the red cells are Θέμαed to haemolysis. marrow, foetal cells, etc.). When a blood sample is used, the red cells are Θέμαed to haemolysis. They are then centrifuged to obtain a residue of white cells from which the DNA is extracted. After a few minutes, a whitish, translucent, filamentous precipitate appears, the jellyfish made up of long filaments of precipitated DNA.
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