... PHP.AbbreviationsCYP, cytochrome P450 protein; Ebf, early B -cell factor; ESC,embryonic stem cell; GO, Gene Ontology; HSC, hematopoi-etic stem cell; mESC, murine embryonic stem cell; Nf2f,nuclear ... study we illustrate our methodology in the analysis of a database of stem- cell related DNA microarray samples thatwe previously developed (StemBase [7]). In particular, westudy 83 mouse stem cell ... method produces a set of 4,449 cell and tissue markers, including 45 out of 71 known stem cell markers (69%). Analysis of the markers that segre-gate six types of stem cells (hematopoietic, mast,...