cultures grown to a density of 110,000 cells/well secreted 0.18 +/- 0.02 u/ml per 10 ( 5 ) cells , whereas cultures grown to 38,000 cells/well secreted 0.59 +/- 0.06 u/ml per 10 ( 5 ) cells ( p less than 0.001 ) .
C1327616
secreted
C0007634
cells