Table 1.

Influence of γ-secretase inhibition by DAPT on human cellularity and cell number of human subpopulations after 28 days of FTOC seeded with human CD34+Lin- cord blood progenitor cells




DAPT treatment
Cell type
Control, no. cells
2 μM, no. cells
5 μM, no. cells
10 μM, no. cells
Human cells   55 645 ± 8 676   41 591 ± 6 869   24 541 ± 3 191*  32 089 ± 1 755  
CD34+  5 618 ± 1 469   1 792 ± 736*  1 411 ± 110*  1 930 ± 188  
CD7+  50 646 ± 8 137   27 448 ± 9 725*  8 531 ± 2 563*  4 533 ± 1 060* 
CD4ISP   24 828 ± 3 974   18 487 ± 4 598   915 ± 596*  0 ± 0* 
DP   8 562 ± 3 238   2 549 ± 951   345 ± 173*  0 ± 0* 
IC CD3+  53 119 ± 8 319   35 414 ± 6 671   5 333 ± 1 856*  518 ± 326* 
IC TCR-β   14 103 ± 3 490   344 ± 210*  25 ± 25*  0 ± 0* 
CD3+  10 952 ± 5 146   1 474 ± 737*  21 ± 21*  0 ± 0* 
TCR-αβ   8 449 ± 2 740   291 ± 212*  0 ± 0*  0 ± 0* 
TCR-γδ   2 479 ± 313   294 ± 114*  0 ± 0*  0 ± 0* 
CD4+HLA-DR+  1 614 ± 266   1 391 ± 496   2 640 ± 502   5 266 ± 790* 
CD14+  231 ± 75   241 ± 60   533 ± 107*  1 352 ± 356* 
CD56+  1 247 ± 656   2 052 ± 379   4 324 ± 1 134*  3 079 ± 861  
CD19+
 
38 ± 45
 
454 ± 171*
 
6 516 ± 2 219*
 
17 357 ± 3 052*
 



DAPT treatment
Cell type
Control, no. cells
2 μM, no. cells
5 μM, no. cells
10 μM, no. cells
Human cells   55 645 ± 8 676   41 591 ± 6 869   24 541 ± 3 191*  32 089 ± 1 755  
CD34+  5 618 ± 1 469   1 792 ± 736*  1 411 ± 110*  1 930 ± 188  
CD7+  50 646 ± 8 137   27 448 ± 9 725*  8 531 ± 2 563*  4 533 ± 1 060* 
CD4ISP   24 828 ± 3 974   18 487 ± 4 598   915 ± 596*  0 ± 0* 
DP   8 562 ± 3 238   2 549 ± 951   345 ± 173*  0 ± 0* 
IC CD3+  53 119 ± 8 319   35 414 ± 6 671   5 333 ± 1 856*  518 ± 326* 
IC TCR-β   14 103 ± 3 490   344 ± 210*  25 ± 25*  0 ± 0* 
CD3+  10 952 ± 5 146   1 474 ± 737*  21 ± 21*  0 ± 0* 
TCR-αβ   8 449 ± 2 740   291 ± 212*  0 ± 0*  0 ± 0* 
TCR-γδ   2 479 ± 313   294 ± 114*  0 ± 0*  0 ± 0* 
CD4+HLA-DR+  1 614 ± 266   1 391 ± 496   2 640 ± 502   5 266 ± 790* 
CD14+  231 ± 75   241 ± 60   533 ± 107*  1 352 ± 356* 
CD56+  1 247 ± 656   2 052 ± 379   4 324 ± 1 134*  3 079 ± 861  
CD19+
 
38 ± 45
 
454 ± 171*
 
6 516 ± 2 219*
 
17 357 ± 3 052*
 

Results represent mean ± SEM of 4 independent experiments.

*

Significant difference (P < .05; paired Student t test) compared with the vehicle-treated control cultures

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