Evidence map›Paper›PMID 26763170›Full record

ArticleAnimal genetics2016

A transposable element insertion in APOB causes cholesterol deficiency in Holstein cattle.

F Menzi, N Besuchet-Schmutz, M Fragnière, S Hofstetter, V Jagannathan, T Mock, A Raemy, E Studer, K Mehinagic, N Regenscheit and 3 more

Open access · hybridAbstract read
In one paragraph

Article in Animal genetics, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 29 papers.

0numbers the graph read from it
0cells of the map it votes in
29citing papers in PubMed
3.4field-weighted citation impact, top 8% 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

29 citing papers in PubMed, 84 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

13 authors at 2 institutions in 1 country.

F MenziInstitute of Genetics, Vetsuisse Faculty, University of Bern, Bremgartenstrasse 109a CH-3001, Bern, Switzerland.
N Besuchet-SchmutzInstitute of Genetics, Vetsuisse Faculty, University of Bern, Bremgartenstrasse 109a CH-3001, Bern, Switzerland.
M FragnièreInstitute of Genetics, Vetsuisse Faculty, University of Bern, Bremgartenstrasse 109a CH-3001, Bern, Switzerland.
S HofstetterInstitute of Genetics, Vetsuisse Faculty, University of Bern, Bremgartenstrasse 109a CH-3001, Bern, Switzerland.
V JagannathanInstitute of Genetics, Vetsuisse Faculty, University of Bern, Bremgartenstrasse 109a CH-3001, Bern, Switzerland.
T MockClinic for Ruminants, Vetsuisse Faculty, University of Bern, Bremgartenstrasse 109a CH-3001, Bern, Switzerland.
A RaemyClinic for Ruminants, Vetsuisse Faculty, University of Bern, Bremgartenstrasse 109a CH-3001, Bern, Switzerland.
E StuderClinic for Ruminants, Vetsuisse Faculty, University of Bern, Bremgartenstrasse 109a CH-3001, Bern, Switzerland.
K MehinagicInstitute of Animal Pathology, Vetsuisse Faculty, University of Bern, Länggassstrasse 122 CH-3001, Bern, Switzerland.
N RegenscheitInstitute of Animal Pathology, Vetsuisse Faculty, University of Bern, Länggassstrasse 122 CH-3001, Bern, Switzerland.
M MeylanClinic for Ruminants, Vetsuisse Faculty, University of Bern, Bremgartenstrasse 109a CH-3001, Bern, Switzerland.
F Schmitz-HsuSwissgenetics, Meielenfeldweg 12 CH-3052, Zollikofen, Switzerland.
C DrögemüllerInstitute of Genetics, Vetsuisse Faculty, University of Bern, Bremgartenstrasse 109a CH-3001, Bern, Switzerland.
University of Bern · CHSwiss Federal University for Vocational Education and Training SFUVET · CH

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Cholesterol deficiency, a new autosomal recessive inherited genetic defect in Holstein cattle, has been recently reported to have an influence on the rearing success of calves. The affected animals show unresponsive diarrhea accompanied by hypocholesterolemia and usually die within the first weeks or months of life. Here, we show that whole genome sequencing combined with the knowledge about the pedigree and inbreeding status of a livestock population facilitates the identification of the causative mutation. We resequenced the entire genomes of an affected calf and a healthy partially inbred male carrying one copy of the critical 2.24-Mb chromosome 11 segment in its ancestral state and one copy of the same segment with the cholesterol deficiency mutation. We detected a single structural variant, homozygous in the affected case and heterozygous in the non-affected carrier male. The genetic makeup of this key animal provides extremely strong support for the causality of this mutation. The mutation represents a 1.3kb insertion of a transposable LTR element (ERV2-1) in the coding sequence of the APOB gene, which leads to truncated transcripts and aberrant splicing. This finding was further supported by RNA sequencing of the liver transcriptome of an affected calf. The encoded apolipoprotein B is an essential apolipoprotein on chylomicrons and low-density lipoproteins, and therefore, the mutation represents a loss of function mutation similar to autosomal recessive inherited familial hypobetalipoproteinemia-1 (FHBL1) in humans. Our findings provide a direct gene test to improve selection against this deleterious mutation in Holstein cattle.

Indexed as

Mutagenesis, InsertionalAnimalsApolipoproteins BBreedingCattleCattle DiseasesCholesterolDNA Transposable ElementsExonsFemaleHaplotypesHeterozygoteMalePedigreeSequence Analysis, RNATranscriptomeApolipoproteins BCholesterolDNA Transposable Elementsdiarrheadisruptive mutationgene testhypobetalipoproteinemiahypocholesterolemialipid malabsorptionrearing successRNAseqwhole genome sequencing

Identifiers

PMID26763170
PMCPMC4849205
OpenAlexW2237886765

What OpenQuestion holds

Textmetadata
LicenceCC BY-NC-ND
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.