title: Effects of chemical and physical factors on the chromosome number in Nicotiana anther callus cultures.
mesh_terms: D002478:Cells, Cultured; D002875:Chromosomes / Q000187:drug effects*; D003470:Culture Media; D003624:Darkness; D006824:Hybridization, Genetic; D008027:Light; D008722:Methods; D010937:Plant Growth Regulators / Q000494:pharmacology*; D010944:Plants; D013223:Statistics as Topic; D013997:Time Factors
chemical_list: D003470:Culture Media; D010937:Plant Growth Regulators