title: The combined action of certain mutagenic substances on the hereditary structures of barley. Communication I. Action of 8-ethoxycaffeine and 1,4-bis-diazoacetylbutane.
mesh_terms: D000272:Adipates / Q000031:analogs & derivatives* / Q000494:pharmacology; D001391:Azo Compounds / Q000494:pharmacology*; D002110:Caffeine / Q000031:analogs & derivatives* / Q000494:pharmacology; D002842:Chromatids / Q000187:drug effects; D002869:Chromosome Aberrations; D002875:Chromosomes / Q000187:drug effects; D002523:Edible Grain / Q000187:drug effects*; D005796:Genes / Q000187:drug effects; D001467:Hordeum / Q000187:drug effects* / Q000648:ultrastructure; D009153:Mutagens / Q000494:pharmacology*
chemical_list: D000272:Adipates; D001391:Azo Compounds; D009153:Mutagens; D002110:Caffeine