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Nucleolus Organizer Region

Known as: Organizer, Nucleolar, Nucleolar Organizers, Organizers, Nucleolar 
A region of a chromosome where nucleoli form during interphase, and where genes encoding the largest rRNA precursor transcript are tandemly arrayed… 
National Institutes of Health

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Cell NucleolusMicrobiologicalProcess of secretionaspects of radiation effects

Papers overview

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Highly Cited
1998
Highly Cited
1998
Assessment of the expression of p53, MIB‐1 (Ki‐67 antigen), and argyrophilic nucleolar organizer regions in carcinoma of the extrahepatic bile duct
The authors retrospectively examined the predictive value of p53, MIB‐1, and the argyrophilic nucleolar organizer regions (AgNOR… 
Highly Cited
1990
Highly Cited
1990
Analysis of the structure and variability of nucleolar organizer regions of Salmo trutta by C-, Ag-, and restriction endonuclease banding.
Nucleolar organizer regions (NORs) of brown trout were investigated using C-, Ag-, and restriction endonuclease banding. The… 
Highly Cited
1989
Highly Cited
1989
Silver‐stained structures (AgNORs), their dependence on tissue fixation and absence of prognostic relevance in rectal adenocarcinoma
The value of a one‐stage silver staining technique for nucleolar organizer region (NOR)‐associated protein was investigated as a… 
Review
1988
Review
1988
A comparison of nucleolar organizer region staining and Ki‐67 immunostaining in non‐Hodgkin's lymphoma
Eighty cases of non‐Hodgkin's lymphomas were examined independently using the monoclonal antibody Ki‐67 and an argyrophilic… 
Highly Cited
1987
Highly Cited
1987
Nucleolar organizer regions in small cell tumours of childhood
A silver colloid technique for nucleolar organizer regions (AgNORs) was applied to paraffin sections of 50 small cell tumours of… 
Highly Cited
1982
Highly Cited
1982
A comparison of the karyotype, constitutive heterochromatin, and nucleolar organizer regions of the new tetraploid species Xenopus epitropicalis Fischberg and Picard with those of Xenopus tropicalis…
A cytological analsis of the recently discovered tetraploid species Xenopus epitropicalis was carried out, using, in addition to… 
Highly Cited
1974
Highly Cited
1974
Amplified ribosomal DNA from Xenopus laevis has heterogeneous spacer lengths.
Eco R(1) restriction endonuclease makes two cuts in each repeating unit of amplified ribosomal DNA (rDNA) from Xenopus laevis… 
Highly Cited
1972
Highly Cited
1972
Amplification as a rectification mechanism for the redundant rRNA genes.
IN eukaryotic cells multiple copies of ribosomal RNA (rRNA) genes are clustered in one or a few nucleolar organizers per haploid… 
Highly Cited
1967
Highly Cited
1967
A cycloid model for the chromosome.
Investigations of lampbrush chromosomes and the nucleolar organizer have suggested that each gene may be duplicated many times in… 
Highly Cited
1960
Highly Cited
1960
[The nucleolus as a component of the cell nucleus essential to life].
1. The two sibling species, Chironomus tentans and C. pallidivittatus, differ genetically with respect to the number and the… 
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