Adhesion of CD34+ cells and CFC to FN in the presence or absence of supraphysiological concentrations of cytokines
| Condition . | FN (CFC) (n = 2-6) . | FN (CD34+) (n = 9) . | PLL (CFC) (n = 2-6) . | PLL (CD34+) (n = 9) . |
|---|---|---|---|---|
| None | 18 ± 4 | 15 ± 3 | 62 ± 8 | 56 ± 3 |
| IL3 | 16 ± 4 | 14 ± 2 | 58 ± 10 | 49 ± 6 |
| GM-CSF | 15 ± 4 | — | 53 ± 8 | — |
| SCF | 21 ± 4 | 13 ± 3 | 66 ± 12 | 56 ± 3 |
| Flt3-L | 20 ± 3 | — | 60 ± 8 | — |
| Condition . | FN (CFC) (n = 2-6) . | FN (CD34+) (n = 9) . | PLL (CFC) (n = 2-6) . | PLL (CD34+) (n = 9) . |
|---|---|---|---|---|
| None | 18 ± 4 | 15 ± 3 | 62 ± 8 | 56 ± 3 |
| IL3 | 16 ± 4 | 14 ± 2 | 58 ± 10 | 49 ± 6 |
| GM-CSF | 15 ± 4 | — | 53 ± 8 | — |
| SCF | 21 ± 4 | 13 ± 3 | 66 ± 12 | 56 ± 3 |
| Flt3-L | 20 ± 3 | — | 60 ± 8 | — |
Data are shown as mean ± SEM. CFC indicates colony-forming cells; FN, fibronectin; PLL, poly-L-lysine; IL3, interleukin-3; GM-CSF, granulocyte-macrophage–colony stimulating factor; SCF, stem cell factor; and Flt3-L, fetal liver tyrosine kinase-3 ligand.