Evidence map›Paper›PMID 33246411›Full record

ArticleBMC molecular and cell biology2020

Transcriptome and proteome profiling reveal complementary scavenger and immune features of rat liver sinusoidal endothelial cells and liver macrophages.

Sabin Bhandari, Ruomei Li, Jaione Simón-Santamaría, Peter McCourt, Steinar Daae Johansen, Bård Smedsrød, Inigo Martinez-Zubiaurre, Karen Kristine Sørensen

Open access · goldAbstract read
In one paragraph

Article in BMC molecular and cell biology, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 26 papers.

0numbers the graph read from it
0cells of the map it votes in
26citing papers in PubMed
2.7field-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

26 citing papers in PubMed, 34 citations in OpenAlex.

  1. Article
  2. The Scavenger Function of LSECs, a Regulator of Liver Diseases.Current issues in molecular biology · 2026
    Review
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  5. Scavenger endothelial cells alleviate tissue damage by engulfing toxic molecules derived from hemolysis.Proceedings of the National Academy of Sciences of the United States of America · 2025
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  16. Obesity and inflammation influence pharmacokinetic profiles of PEG-based nanoparticles.Journal of controlled release : official journal of the Controlled Release Society · 2023
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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

8 authors at 2 institutions in 1 country.

Sabin BhandariDepartment of Medical Biology, Vascular Biology Research Group, University of Tromsø (UiT) -The Arctic University of Norway, Hansine Hansens veg 18, N-9037, Tromsø, Norway.
Ruomei LiDepartment of Medical Biology, Vascular Biology Research Group, University of Tromsø (UiT) -The Arctic University of Norway, Hansine Hansens veg 18, N-9037, Tromsø, Norway.
Jaione Simón-SantamaríaDepartment of Medical Biology, Vascular Biology Research Group, University of Tromsø (UiT) -The Arctic University of Norway, Hansine Hansens veg 18, N-9037, Tromsø, Norway.
Peter McCourtDepartment of Medical Biology, Vascular Biology Research Group, University of Tromsø (UiT) -The Arctic University of Norway, Hansine Hansens veg 18, N-9037, Tromsø, Norway.
Steinar Daae JohansenDepartment of Medical Biology, Vascular Biology Research Group, University of Tromsø (UiT) -The Arctic University of Norway, Hansine Hansens veg 18, N-9037, Tromsø, Norway.
Bård SmedsrødDepartment of Medical Biology, Vascular Biology Research Group, University of Tromsø (UiT) -The Arctic University of Norway, Hansine Hansens veg 18, N-9037, Tromsø, Norway. bard.smedsrod@uit.no.ORCID http://orcid.org/0000-0002-3308-8948
Inigo Martinez-ZubiaurreDepartment of Clinical Medicine, UiT -The Arctic University of Norway, Tromsø, Norway.
Karen Kristine SørensenDepartment of Medical Biology, Vascular Biology Research Group, University of Tromsø (UiT) -The Arctic University of Norway, Hansine Hansens veg 18, N-9037, Tromsø, Norway.
UiT The Arctic University of Norway · NONord University · NO

Funding

Research Council of Norway 262538Tromsø Research Foundation (NO) NA
6 · The paper itself

Abstract

backgroundLiver sinusoidal endothelial cells (LSECs) and Kupffer cells (KCs; liver resident macrophages) form the body's most effective scavenger cell system for the removal of harmful blood-borne substances, ranging from modified self-proteins to pathogens and xenobiotics. Controversies in the literature regarding the LSEC phenotype pose a challenge when determining distinct functionalities of KCs and LSECs. This may be due to overlapping functions of the two cells, insufficient purification and/or identification of the cells, rapid dedifferentiation of LSECs in vitro, or species differences. We therefore characterized and quantitatively compared expressed gene products of freshly isolated, highly pure LSECs (fenestrated SE-1/FcγRIIb2

resultsWe observed a robust correlation between the proteomes and transcriptomes of the two cell types. Integrative analysis of the global molecular profile demonstrated the immunological aspects of LSECs. The constitutive expression of several immune genes and corresponding proteins of LSECs bore some resemblance with the expression in macrophages. LSECs and KCs both expressed high levels of scavenger receptors (SR) and C-type lectins. Equivalent expression of SR-A1 (Msr1), mannose receptor (Mrc1), SR-B1 (Scarb1), and SR-B3 (Scarb2) suggested functional similarity between the two cell types, while functional distinction between the cells was evidenced by LSEC-specific expression of the SRs stabilin-1 (Stab1) and stabilin-2 (Stab2), and the C-type lectins LSECtin (Clec4g) and DC-SIGNR (Clec4m). Many immune regulatory factors were differentially expressed in LSECs and KCs, with one cell predominantly expressing a specific cytokine/chemokine and the other cell the cognate receptor, illustrating the complex cytokine milieu of the sinusoids. Both cells expressed genes and proteins involved in antigen processing and presentation, and lymphocyte co-stimulation.

conclusionsOur findings support complementary and partly overlapping scavenging and immune functions of LSECs and KCs. This highlights the importance of including LSECs in studies of liver immunity, and liver clearance and toxicity of large molecule drugs and nano-formulations.

Indexed as

Gene Expression ProfilingAnimalsAntigen PresentationCD11 AntigensEndothelial CellsGene Expression RegulationGene OntologyKupffer CellsLectinsLeukocyte Common AntigensLiverLymphocyte ActivationMacrophagesMaleProteomeRats, Sprague-DawleyCD11 AntigensLectinsLeukocyte Common AntigensProteomeReceptors, ScavengerImmune functions, cell markersKupffer cellsMacrophagesProteomicsScavenger receptorsSinusoidal endothelial cellsSprague Dawley ratTranscriptomics

Identifiers

PMID33246411
PMCPMC7694354
OpenAlexW3108812798

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.