when cultured on a collagen matrix at a density of 7 x 10 ( 4 ) cells/cm2 for 48 hr , 80 +/- 10 % of unfractionated and 70 +/- 14 % of t-enriched human blood lymphocytes from eight healthy individuals developed a motile morphology defined as the presence of lamellar surface activity and cytoplasmic flattening .
C0007634
cells
C0010834
cytoplasmic