title: Cross-linking of DNA with trimethylpsoralen is a probe for chromatin structure.
mesh_terms: D000818:Animals; D002467:Cell Nucleus; D002843:Chromatin / Q000032:analysis*; D003374:Coumarins; D004247:DNA / Q000378:metabolism; D003851:Deoxyribonucleases; D008099:Liver / Q000648:ultrastructure; D051379:Mice; D008970:Molecular Weight; D014307:Trioxsalen / Q000378:metabolism; D014466:Ultraviolet Rays
chemical_list: D002843:Chromatin; D003374:Coumarins; D004247:DNA; D003851:Deoxyribonucleases; D014307:Trioxsalen