Evidence map›Paper›PMID 28655935›Full record

ArticleScientific reports2017

Contribution of plasma membrane lipid domains to red blood cell (re)shaping.

C Leonard, L Conrard, M Guthmann, H Pollet, M Carquin, C Vermylen, P Gailly, P Van Der Smissen, M P Mingeot-Leclercq, D Tyteca

Abstract read
In one paragraph

Article in Scientific reports, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 34 papers.

0numbers the graph read from it
0cells of the map it votes in
34citing 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

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

34 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

10 authors.

C LeonardFACM Unit, Louvain Drug Research Institute & Université catholique de Louvain, 1200, Brussels, Belgium.
L ConrardCELL Unit, de Duve Institute & Université catholique de Louvain, 1200, Brussels, Belgium.
M GuthmannCELL Unit, de Duve Institute & Université catholique de Louvain, 1200, Brussels, Belgium.
H PolletCELL Unit, de Duve Institute & Université catholique de Louvain, 1200, Brussels, Belgium.
M CarquinCELL Unit, de Duve Institute & Université catholique de Louvain, 1200, Brussels, Belgium.
C VermylenPEDI Unit, Institut de Recherche expérimentale et clinique & Université catholique de Louvain, 1200, Brussels, Belgium.
P GaillyCEMO Unit, Institute of Neuroscience & Université catholique de Louvain, 1200, Brussels, Belgium.
P Van Der SmissenCELL Unit, de Duve Institute & Université catholique de Louvain, 1200, Brussels, Belgium.
M P Mingeot-LeclercqFACM Unit, Louvain Drug Research Institute & Université catholique de Louvain, 1200, Brussels, Belgium.
D TytecaCELL Unit, de Duve Institute & Université catholique de Louvain, 1200, Brussels, Belgium. donatienne.tyteca@uclouvain.be.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Although lipid domains have been evidenced in several living cell plasma membranes, their roles remain largely unclear. We here investigated whether they could contribute to function-associated cell (re)shaping. To address this question, we used erythrocytes as cellular model since they (i) exhibit a specific biconcave shape, allowing for reversible deformation in blood circulation, which is lost by membrane vesiculation upon aging; and (ii) display at their outer plasma membrane leaflet two types of submicrometric domains differently enriched in cholesterol and sphingomyelin. We here reveal the specific association of cholesterol- and sphingomyelin-enriched domains with distinct curvature areas of the erythrocyte biconcave membrane. Upon erythrocyte deformation, cholesterol-enriched domains gathered in high curvature areas. In contrast, sphingomyelin-enriched domains increased in abundance upon calcium efflux during shape restoration. Upon erythrocyte storage at 4 °C (to mimick aging), lipid domains appeared as specific vesiculation sites. Altogether, our data indicate that lipid domains could contribute to erythrocyte function-associated (re)shaping.

Indexed as

Cell ShapeCalciumCellular SenescenceCholesterolElliptocytosis, HereditaryErythrocyte DeformabilityErythrocyte MembraneErythrocytesHumansMembrane LipidsMembrane MicrodomainsModels, BiologicalCalciumCholesterolMembrane Lipids

Identifiers

PMID28655935
PMCPMC5487352

What OpenQuestion holds

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LicenceCC BY
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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.