Evidence map›Paper›PMID 8834256›Full record

ArticleHuman genetics1996

The enigma of common fragile sites.

I Simonic, G S Gericke

Abstract read
PubMed Publisher
In one paragraph

Article in Human genetics, 1996. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 8 papers.

0numbers the graph read from it
0cells of the map it votes in
8citing papers in PubMed
2.9field-weighted citation impact, top 9% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

8 citing papers in PubMed, 39 citations in OpenAlex.

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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

2 authors at 1 institution in 1 country.

I SimonicDepartment of Human Genetics and Developmental Biology, University of Pretoria, South Africa.
G S Gericke
University of Pretoria · ZA

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

One hundred and fifty breakpoint sites were recorded during an analysis of aphidicolin-ethanol inducible fragile sites (FS) in 56 blood samples and 13 amniocyte cultures and were classified according to the criteria formulated by the Chromosome Coordinating Meeting. The finding of previously unlisted FS in this sample, the altered expression of FS in conditions not usually associated with chromosomal abnormalities and the apparent lack of tissue specificity indicate the importance of one or more fundamental mechanisms operating to produce the diverse associated clinical phenotypes, with the chromosomal fragility representing an intermediate phenotype. Several lines of evidence converge towards the conclusion that FS are a manifestation of an altered state of genetic activity at areas associated with transcriptional regulation, because of their concordance with CpG islands, nuclease sensitive sites, replication origins, zinc finger protein domains and viral integration sites. An investigation is required whether this phenomenon could contribute both to evolutionary diversity through increased recombination, the formation of unstable repeat sequences and variable methylation, and to the expression of multigene disease processes resulting in the production of variable and complex phenotypes, even within families.

Indexed as

Chromosome FragilityChromosome Fragile SitesChromosomes, HumanFemaleHumansKaryotypingMaleTourette Syndrome

Identifiers

PMID8834256
OpenAlexW2064415142

What OpenQuestion holds

Textmetadata
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.