[PRESENCE OF 2 MORPHOLOGICALLY DISTINCT RIBONUCLEOPROTEINS IN THE NUCLEOLUS].
D003585:Cell Biology; D002466:Cell Nucleolus; D002467:Cell Nucleus; D004583:Electrons; D008853:Microscopy; D008854:Microscopy, Electron; D009698:Nucleoproteins; D012106:Research; D012261:Ribonucleoproteins
D009698:Nucleoproteins; D012261:Ribonucleoproteins
CELL NUCLEUS; CYTOLOGY; EXPERIMENTAL LAB STUDY; MICROSCOPY, ELECTRON; NUCLEOPROTEINS
PR'ESENCE DANS LE NUCL'EOLE DE DEUX TYPES DE RIBONUCL'EOPROT'EINES MORPHOLOGIQUEMENT DISTINCTES.