Evidence map›Paper›PMID 18379846›Full record

ArticleMammalian genome : official journal of the International Mammalian Genome Society2008

Recombination within mouse t haplotypes has replaced significant segments of t-specific DNA.

Lyle T Wallace, Mark A Erhart

Abstract read
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In one paragraph

Article in Mammalian genome : official journal of the International Mammalian Genome Society, 2008. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 4 papers.

0numbers the graph read from it
0cells of the map it votes in
4citing papers in PubMed
–field-weighted citation impact
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

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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

4 citing papers in PubMed.

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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.

Lyle T WallaceDepartment of Biological Sciences, Chicago State University, Chicago, IL 60628, USA.
Mark A Erhart

Funding

NIGMS NIH HHS GM08043
6 · The paper itself

Abstract

Previous studies on the fourth inversion of the t complex, In17(4), suggest that loci near the center of this inversion have been subjected to segmental recombination during the past 1-2 million years. We have used a combination of PCR-based restriction site (PBR) analysis and DNA sequencing to perform a high-resolution analysis of a 2-million base pair (Mbp) segment in the middle of In17(4). We examined 21 restriction sites that are polymorphic between t haplotypes and their wild-type homologs, over nine distinct loci. In addition, we examined several other polymorphic sites through DNA sequence analysis of two of these nine loci. We analyzed several haplotypes in this way, including the "complete" t haplotypes tw2, t0, tw32, tw71, and tw75. We show that only tw32 is a true "complete" t haplotype; the remaining four t haplotypes have segments of wild-type DNA ranging from less than 100 bp to 2 Mbp. The sizes of these wild-type DNA segments are consistent with their being generated by gene-conversion events. The 2-Mbp segment is located in a region that may contain the t-complex distorter gene Tcd2. One of the nine loci examined in this study is Fgd2, a gene that has been proposed to encode Tcd2. Sequencing and PBR data show that at least a portion of the Fgd2 gene has been converted to the wild-type within tw71 and tw75mice.

Indexed as

HaplotypesRecombination, GeneticAnimalsBase SequenceChromosomes, MammalianGenomeGuanine Nucleotide Exchange FactorsMaleMiceMice, Inbred StrainsMicrotubule-Associated ProteinsMolecular Sequence DataNuclear ProteinsPolymerase Chain ReactionPolymorphism, Restriction Fragment LengthSequence Analysis, DNAFgd2 protein, mouseGuanine Nucleotide Exchange FactorsMicrotubule-Associated ProteinsNuclear Proteins

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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.