The expression of specific receptor molecules was measured with a fluorescent-activated cell corter (FACS) and the total number of cells in samples was measured with a Flow cytometer (Cell-Dyn 3200).
Það var gert með því að mæla tjáningu yfirborðssameinda á frumunum í frumuflæðisjá og heildarfjölda í sjálfvirku frumutalningartæki.