Whole mount electron microscopy of fibril-rings in alkali-urea treated salivary gland chromosomes of Drosophila melanogaster.
D000468:Alkalies / Q000494:pharmacology; D000818:Animals; D002875:Chromosomes / Q000648:ultrastructure*; D004247:DNA; D004331:Drosophila melanogaster / Q000648:ultrastructure*; D008854:Microscopy, Electron / Q000379:methods; D012469:Salivary Glands / Q000648:ultrastructure; D014508:Urea / Q000494:pharmacology
D000468:Alkalies; D014508:Urea; D004247:DNA