XB-ART-33633J Mol Biol November 14, 1970; 53 (3): 329-38.
Reduction of ribosomal RNA synthesis and ribosomal RNA genes in a mutant of Xenopus laevis which organizes only a partial nucleolus. II. The number of ribosomal RNA genes in animals of different nucleolar types.
PubMed ID: 5493280
Article link: J Mol Biol