PubMed=4527790; DOI=10.1073/pnas.71.7.2668
Singer D.S., Cooper M., Maniatis G.M., Marks P.A., Rifkind R.A.
Erythropoietic differentiation in colonies of cells transformed by Friend virus.
Proc. Natl. Acad. Sci. U.S.A. 71:2668-2670(1974)
PubMed=177980; DOI=10.1073/pnas.73.4.1232
Ohta Y., Tanaka M., Terada M., Miller O.J., Bank A., Marks P.A., Rifkind R.A.
Erythroid cell differentiation: murine erythroleukemia cell variant with unique pattern of induction by polar compounds.
Proc. Natl. Acad. Sci. U.S.A. 73:1232-1236(1976)