after a previously described absorption schedule used at present with some modifications , the sera were tested by indirect immunofluorescence and by a complement-dependent microcytotoxicity technique on a panel of cells : various types of all , lymphoblastoid cell lines of t , b and non-t , non-b surface characteristics , other leukemias ( aml , cll , ph1 positive cml-bc ) , nonleukemic tissue of normal bone marrow , lymph-nodes and tonsils and also pbl .
C0279543
ph1 positive
C0005953
bone marrow