Evidence map›Paper›PMID 25860977›Full record

ArticlePloS one2015

Relationship between human evolution and neurally mediated syncope disclosed by the polymorphic sites of the adrenergic receptor gene α2B-AR.

Tomoyoshi Komiyama, Takatsugu Hirokawa, Kyoko Sato, Akira Oka, Hiroshi Kamiguchi, Eiichiro Nagata, Hiroshi Sakura, Kuniaki Otsuka, Hiroyuki Kobayashi

Open access · goldAbstract read
In one paragraph

Article in PloS one, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 11 papers.

0numbers the graph read from it
0cells of the map it votes in
11citing papers in PubMed
0.6field-weighted citation impact, top 30% 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

11 citing papers in PubMed, 15 citations in OpenAlex.

  1. Article
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  10. Urological dysfunction in synucleinopathies: epidemiology, pathophysiology and management.Clinical autonomic research : official journal of the Clinical Autonomic Research Society · 2018
    Review
  11. 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 at 1 institution in 1 country.

Tomoyoshi KomiyamaDepartment of Clinical Pharmacology, Tokai University School of Medicine, 143 Shimokasuya, Isehara, Kanagawa, 259-1193, Japan.
Takatsugu HirokawaThe National Institute of Advanced Industrial Science and Technology (AIST), Tokyo Waterfront Bio-IT Research Building 2-4-7 Aomi, Koto-ku, Tokyo, 135-0064, Japan.
Kyoko SatoTokyo Women's Medical University Medical Center East, 2-1-10 Higashiogu, Arakawa-ku, Tokyo, 116-8567, Japan.
Akira OkaThe Institute of Medical Science, Tokai University, 143 Shimokasuya, Isehara, Kanagawa, 259-1193, Japan.
Hiroshi KamiguchiSupport Center for Medical Research and Education, Tokai University, 143 Shimokasuya, Isehara, Kanagawa, 259-1193, Japan.
Eiichiro NagataDepartment of Neurology, Tokai University School of Medicine, 143 Shimokasuya, Isehara, Kanagawa, 259-1193, Japan.
Hiroshi SakuraTokyo Women's Medical University Medical Center East, 2-1-10 Higashiogu, Arakawa-ku, Tokyo, 116-8567, Japan.
Kuniaki OtsukaTokyo Women's Medical University Medical Center East, 2-1-10 Higashiogu, Arakawa-ku, Tokyo, 116-8567, Japan.
Hiroyuki KobayashiDepartment of Clinical Pharmacology, Tokai University School of Medicine, 143 Shimokasuya, Isehara, Kanagawa, 259-1193, Japan.
Tokai University · JP

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The objective of this study was to clarify the effects of disease on neurally mediated syncope (NMS) during an acute stress reaction. We analyzed the mechanism of the molecular interaction and the polymorphisms of the alpha-2 adrenoreceptor (α2B-AR) gene as the potential psychiatric cause of incentive stress. We focused on the following three genotypes of the repeat polymorphism site at Glu 301-303 in the α2B-AR gene: Glu12/12, Glu12/9, and Glu9/9. On the basis of our clinical research, NMS is likely to occur in people with the Glu12/9 heterotype. To verify this, we assessed this relationship with the interaction of Gi protein and adenylate cyclase by in silico analysis of the Glu12/9 heterotype. By measuring the difference in the dissociation time of the Gi-α subunit twice, we found that the Glu12/9 heterotype suppressed the action of adenylate cyclase longer than the Glu homotypes. As this difference in the Glu repeat number effect is thought to be one of the causes of NMS, we investigated the evolutionary significance of the Glu repeat number. Glu8 was originally repeated in simians, while the Glu12 repeats occurred over time during the evolution of bipedalism in humans. Taken with the Glu12 numbers, NMS would likely become a defensive measure to prevent significant blood flow to the human brain.

Indexed as

AllelesAnimalsBase SequenceDNADNA, MitochondrialEpinephrineEvolution, MolecularFemaleGene FrequencyGenotypeGTP-Binding Protein alpha Subunits, Gi-GoHumansMaleNorepinephrinePhylogenyPolymorphism, Single NucleotideDNADNA, MitochondrialEpinephrineGTP-Binding Protein alpha Subunits, Gi-GoNorepinephrineReceptors, Adrenergic, alpha-2

Identifiers

PMID25860977
PMCPMC4393242
OpenAlexW2004147341

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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.