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45S rDNA Regions Are Chromosome Fragile Sites Expressed as Gaps In Vitro on Metaphase Chromosomes of Root-Tip Meristematic Cells in Lolium spp

By Jing Huang, Lu Ma, Fei Yang, Shui-zhang Fei and Lijia Li
Topics: Research Article
Publisher: Public Library of Science
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Provided by: PubMed Central

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  17. (1996). Comparisons of ribosomal DNA sites in Lolium species by fluorescent in situ hybridization.
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  32. (1984). Heritable fragile sites on human chromosomes. XI. Factors affecting expression of fragile sites at 10q25, 16q22, and 17p12.
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  37. (1994). Integrated YAC contig containing the 3p14. 2 hereditary renal carcinoma 3; 8 translocation breakpoint and the fragile site FRA3B.
  38. (1996). Methylation of expanded CCG triplet repeat DNA from fragile X syndrome patients enhances nucleosome exclusion.
  39. (1998). Molecular characterization of a common fragile site (FRA7H) on human chromosome 7 by the cloning of a simian virus 40 integration site.
  40. (2006). Nucleolar dominance: a model for rRNA gene silencing.
  41. (1991). Preferential integration of marker DNA into the chromosomal fragile site at 3p14: an approach to cloning fragile sites.
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  44. (1992). Ribosomal DNA is a site of chromosome breakage in aneuploid strains of Neurospora.
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  47. (2000). The cytogenetic analysis of a Robertsonian rearrangement in Lolium multiflorum.
  48. (1995). The fragile X syndromes.
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