t-cell colonies derived from peripheral blood mononuclear cells plated in agar with phytohemagglutinin ( pha ) contain about 5-7 % e- , okt3- , okt6- , tdt- , sig- cells phenotypically similar to bone marrow precursors since they are also rfb1+ , okt10+ , hla-dr+ , and pna+ .
C1321301
peripheral blood mononuclear cells
C0007634
cells