title: Haemopoietic microenvironments in vitro--which cells are involved?
mesh_terms: D000818:Animals; D001854:Bone Marrow Cells; D002454:Cell Differentiation; D002478:Cells, Cultured; D006412:Hematopoietic Stem Cells / Q000166:cytology* / Q000648:ultrastructure; D007700:Kinetics; D008297:Male; D051379:Mice; D008809:Mice, Inbred C3H; D008854:Microscopy, Electron; D013997:Time Factors