Evidence map›Paper›PMID 24501436›Full record

ArticleSleep2014

Degeneration of brainstem respiratory neurons in dementia with Lewy bodies.

Michael F Presti, Ann M Schmeichel, Phillip A Low, Joseph E Parisi, Eduardo E Benarroch

Open access · bronzeAbstract read
In one paragraph

Article in Sleep, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 12 papers.

0numbers the graph read from it
0cells of the map it votes in
12citing papers in PubMed
0.9field-weighted citation impact, top 31% 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

12 citing papers in PubMed, 34 citations in OpenAlex.

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  12. Sleep-disordered breathing in dementia with Lewy bodies.Current neurology and neuroscience reports · 2015
    Review
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

5 authors at 1 institution in 1 country.

Michael F PrestiDepartment of Neurology.
Ann M SchmeichelDepartment of Neurology.
Phillip A LowDepartment of Neurology.
Joseph E ParisiDepartment of Neurology ; Division of Anatomical Pathology, Mayo Clinic, Rochester, MN.
Eduardo E BenarrochDepartment of Neurology.
Mayo Clinic in Arizona · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundRespiratory dysfunction, including sleep disordered breathing, is characteristic of multiple system atrophy (MSA) and may reflect degeneration of brainstem respiratory nuclei involved in respiratory rhythmogenesis and chemosensitivity, including the pre-Bötzinger complex (preBötC), nucleus raphe pallidus (RPa), and nucleus raphe obscurus (ROb). However, impaired ventilatory responses to hypercapnia have also been reported in dementia with Lewy bodies (DLB), suggesting that these nuclei may also be affected in DLB.

objectivesTo determine whether there is involvement of the preBötC, RPa, and ROb in DLB.

designWe applied stereological methods to analyze sections immunostained for neurokinin-1 receptor and tryptophan hydroxylase in neuropathologically confirmed cases of DLB, MSA, and controls.

resultsReduction of neuronal density occurred in all three nuclei in DLB, as well as in MSA. The magnitude of neuronal depletion in ROb was similar in DLB and MSA (49% versus 56% respectively, compared to controls, P < 0.05), but neuronal loss in the preBötC and RPa was less severe in DLB than in MSA (40% loss in preBötC of DLB, P < 0.05 and 68% loss in MSA, P < 0.0001, compared to controls; 46% loss in RPa of DLB, P < 0.05 and 73% loss in MSA P < 0.0001, compared to controls).

conclusionsMedullary respiratory nuclei are affected in dementia with Lewy bodies but less severely than in multiple system atrophy. This may help explain differences in the frequency of sleep disordered breathing in these two disorders.

Indexed as

Aged, 80 and overalpha-SynucleinCase-Control StudiesFemaleHumansLewy Body DiseaseMaleMedulla OblongataMiddle AgedMultiple System AtrophyNeuronsReceptors, Neurokinin-1Sleep Apnea SyndromesTryptophan Hydroxylasealpha-SynucleinReceptors, Neurokinin-1Tryptophan HydroxylaseDLBmedullary rapheMSAPre-Bötzingerrespiration

Identifiers

PMID24501436
PMCPMC3900631
OpenAlexW2013656109

What OpenQuestion holds

Textmetadata
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.