Evidence map›Paper›PMID 8168823›Full record

ArticleHuman genetics1994

Mapping of two new markers within the smallest interval harboring the spinal muscular atrophy locus by family and radiation hybrid analysis.

C Brahe, I Velonà, G van der Steege, S Zappata, A Y van de Veen, J Osinga, C M Tops, R Fodde, P M Khan, C H Buys

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Article in Human genetics, 1994. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 9 papers.

0numbers the graph read from it
0cells of the map it votes in
9citing papers in PubMed
6.4field-weighted citation impact, top 3% 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

9 citing papers in PubMed, 26 citations in OpenAlex.

  1. Article
  2. When is a deletion not a deletion? When it is converted.American journal of human genetics · 1997
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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

10 authors at 3 institutions in 2 countries.

C BraheInstitute of Medical Genetics, A. Gemelli School of Medicine, Catholic University, Rome, Italy.
I Velonà
G van der Steege
S Zappata
A Y van de Veen
J Osinga
C M Tops
R Fodde
P M Khan
C H Buys
Leiden University · NLUniversity of Groningen · NLAgostino Gemelli University Polyclinic · IT

Funding

Telethon 66
6 · The paper itself

Abstract

The locus responsible for the childhood-onset proximal spinal muscular atrophies (SMA) has recently been mapped to an area of 2-3 Mb in the region q12-q13.3 of chromosome 5. We have used a series of radiation hybrids (RHs) containing distinct parts of the SMA region as defined by reference markers. A cosmid library was constructed from one RH. Thirteen clones were isolated and five of these were mapped within the SMA region. Both RH mapping and fluorescence in situ hybridization analysis showed that two clones map in the region between loci D5S125 and D5S351. One of the cosmids contains expressed sequences. Polymorphic dinucleotide repeats were identified in both clones and used for segregation analysis of key recombinant SMA families. One recombination between the SMA locus and the new marker 9Ic (D5S685) indicates that 9Ic is probably the closest distal marker. The absence of recombination between the SMA locus and marker Fc (D5S684) suggests that Fc is located close to the disease gene. These new loci should refine linkage analysis in SMA family studies and may facilitate the isolation of the disease gene.

Indexed as

Chromosomes, Human, Pair 5Genetic MarkersAnimalsBase SequenceCHO CellsChromosome MappingCosmidsCricetinaeDNA PrimersFemaleHumansHybrid CellsImmunoblottingIn Situ Hybridization, FluorescenceMaleMolecular Sequence DataDNA PrimersGenetic Markers

Identifiers

PMID8168823
OpenAlexW2003606948

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Registered trials

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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.