Quantitative interference microscopy of polytene chromosomes. I. Cytophysical studies on refractive index and dry mass concentration.
D000818:Animals; D002467:Cell Nucleus; D002875:Chromosomes / Q000032:analysis*; D003080:Cold Temperature; D003593:Cytoplasm; D004247:DNA / Q000032:analysis*; D004330:Drosophila; D008675:Metamorphosis, Biological; D008857:Microscopy, Interference; D012313:RNA / Q000032:analysis*; D012469:Salivary Glands / Q000166:cytology / Q000196:embryology*
D012313:RNA; D004247:DNA