Monocytes do not make mast cells when cultured in the presence of SCF:Characterization of the circulating mast cell progenitor as a c-kit+, CD34+, Ly-, CD14-, CD17-, colony forming cell - Agis, H; Willheim, M; Sperr, W R; Wilfing, A; Krӧmer, E; Kabrna, E; Spanblӧchl, E; Strobl, H; Geissler, K; Spittler, A; Boltz-Nitulescu, G; Majdic, O; Lechner, K; Valent, P (J Immunol, 1993)