Reagent	Stock concentration	Working concentration	Dilution factor	Storage
Erythropoietin	1000 unit/mL	2 unit/mL	1:500	−20°C
SCF	50 μg/mL	50 ng/mL	1:1′000	−20°C
IGF-1	40 μg/mL	40 ng/mL	1:1′000	−20°C
IL-3	10 μg/mL	10 ng/mL	1:1′000	−20°C
Dexamethasone	10 mM	1 μM	1:10′000	−20°C