title: Bone marrow reactions of young and old rats to chemical stressors.
mesh_terms: D000324:Adrenocorticotropic Hormone / Q000494:pharmacology*; D000367:Age Factors; D000818:Animals; D001853:Bone Marrow / Q000187:drug effects*; D001854:Bone Marrow Cells; D004731:Endotoxins / Q000494:pharmacology*; D004804:Eosinophils / Q000187:drug effects; D004926:Escherichia coli; D005260:Female; D008297:Male; D008854:Microscopy, Electron; D008938:Mitosis; D009192:Myelography; D051381:Rats
chemical_list: D004731:Endotoxins; D000324:Adrenocorticotropic Hormone