Evidence map›Paper›PMID 16763778›Full record

ArticleCellular and molecular neurobiology2006

Adrenomedullin improves the blood-brain barrier function through the expression of claudin-5.

Masaru Honda, Shinsuke Nakagawa, Kentaro Hayashi, Naoki Kitagawa, Keisuke Tsutsumi, Izumi Nagata, Masami Niwa

Open access · greenAbstract read
In one paragraph

Article in Cellular and molecular neurobiology, 2006. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 45 papers.

0numbers the graph read from it
0cells of the map it votes in
45citing papers in PubMed
2.2field-weighted citation impact, top 13% 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

45 citing papers in PubMed, 86 citations in OpenAlex.

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  16. Review
  17. Claudin-5: gatekeeper of neurological function.Fluids and barriers of the CNS · 2019
    Review
  18. Review
  19. Engineering and monitoring cellular barrier models.Journal of biological engineering · 2018
    Review
  20. 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

7 authors at 2 institutions in 1 country.

Masaru HondaDepartment of Neurosurgery, Nagasaki University School of Medicine, Nagasaki, Japan. mahonda-nsu@umin.ac.jp
Shinsuke Nakagawa
Kentaro Hayashi
Naoki Kitagawa
Keisuke Tsutsumi
Izumi Nagata
Masami Niwa
Nagasaki University · JPUniversity of Nagasaki · JP

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

aimsBrain vascular endothelial cells secret Adrenomedullin (AM) has multifunctional biological properties. AM affects cerebral blood flow and blood-brain barrier (BBB) function. We studied the role of AM on the permeability and tight junction proteins of brain microvascular endothelial cells (BMEC).

methodsBMEC were isolated from rats and a BBB in vitro model was generated. The barrier functions were studied by measuring the transendothelial electrical resistance (TEER) and the permeability of sodium fluorescein and Evans' blue albumin. The expressions of tight junction proteins were analyzed using immunocytochemistry and immunoblotting.

resultsAM increased TEER of BMEC monolayer dose-dependently. Immunocytochemistry revealed that AM enhanced the claudin-5 expression at a cell-cell contact site in a dose-dependent manner. Immunoblotting also showed an overexpression of claudin-5 in AM exposure.

conclusionsAM therefore inhibits the paracellular transport in a BBB in vitro model through claudin-5 overexpression.

Indexed as

AdrenomedullinAnimalsBlood-Brain BarrierCells, CulturedCerebrovascular CirculationClaudin-5Electric ImpedanceEndothelial CellsEndothelium, VascularMaleMembrane ProteinsPermeabilityRatsRats, WistarRegional Blood FlowAdrenomedullinClaudin-5Cldn5 protein, ratMembrane Proteins

Identifiers

PMID16763778
PMCPMC11520619
OpenAlexW2091147607

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.