the results show that t-lymphocytes from fractions 2 , 3 , and 4 from the density gradient ( high density lymphocytes ) which contain up to 75 % fcmu receptor-bearing cells , and less than 0.2 % monocytes could be stimulated by pha for the production of il-2 only in the presence of additional monocytes .
C0108768
2
C0026473
monocytes