Evidence map›Paper›PMID 24694022›Full record

ArticleBMC veterinary research2014

Influence of endogamy and mitochondrial DNA on immunological parameters in cattle.

Auricélio A Macedo, Joely F F Bittar, Paula B Bassi, Juliano B Ronda, Eustáquio R Bittar, João C C Panetto, Márcio S S Araujo, Renato L Santos, Olindo A Martins-Filho

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In one paragraph

Article in BMC veterinary research, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 5 papers.

0numbers the graph read from it
0cells of the map it votes in
5citing 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

5 citing papers in PubMed.

  1. Article
  2. Article
  3. Article
  4. Article
  5. Mitochondrial DNA T7719G inJournal of animal science and biotechnology · 2017
    Article
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

9 authors.

Auricélio A Macedo
Joely F F Bittar
Paula B Bassi
Juliano B Ronda
Eustáquio R Bittar
João C C Panetto
Márcio S S Araujo
Renato L SantosDepartamento de Clínica e Cirurgia Veterinárias, Escola de Veterinária, Universidade Federal de Minas Gerais, Belo Horizonte, Brazil. rsantos@vet.ufmg.br.
Olindo A Martins-Filho

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundEndogamy increases the risk of manifestation of deleterious recessive genes. Mitochondrial DNA allows the separation of American Zebu (Bos indicus and Bos taurus) and evaluate the effect of mitochondrial DNA on productive traits of cattle. However, the effect of endogamy and mitochondrial DNA (mtDNA) on the immune system remains unclear. The aim of this study was to evaluate the association between endogamy, mtDNA and immune parameters.

resultsA total of 86 cattle (43 cows and 43 calves) were used in this study. Age, endogamy, milk yield, and origin of mtDNA were measured and their influence on immunological parameters was evaluated. Older cows had increased CD4+ T cells, decreased CD21+ and γδhigh T cells as well as increased CD4+/CD8+ and T/B ratio. Multiple regression analysis indicated that endogamy in calves was associated with increased CD8+ T and CD21+ B lymphocytes, and decreased γδhigh T cells in peripheral blood. Cows with medium and lower endogamy had a lower percentage of B lymphocytes and γδlow T cells and cows with lower endogamy had higher levels of γδ T cells and γδhigh T cells, as well as the CD4+/CD48+ cell ratio. Calves with higher endogamy had higher levels of CD8+ T lymphocytes, whereas calves with lower endogamy had lower levels of γδlow T cells.

conclusionsThese results demonstrated for the first time that endogamy influences the immune system of cattle.

Indexed as

InbreedingAge FactorsAnimalsCattleCD4-CD8 RatioCD4 Lymphocyte CountDNA, MitochondrialFemaleFlow CytometryImmunityMaleDNA, Mitochondrial

Identifiers

PMID24694022
PMCPMC4230805

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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.