title: The role of lampbrush chromosomes in the formation of nucleoli in amphibian oocytes.
mesh_terms: D000663:Amphibians; D000818:Animals; D002466:Cell Nucleolus; D002467:Cell Nucleus; D002875:Chromosomes; D005260:Female; D066298:In Vitro Techniques; D008858:Microscopy, Phase-Contrast; D010063:Ovum; D013194:Staining and Labeling; D014357:Trypsin
chemical_list: D014357:Trypsin