Evidence map›Paper›PMID 32162744›Full record

ArticleFASEB journal : official publication of the Federation of American Societies for Experimental Biology2020

Sensory neurons directly promote angiogenesis in response to inflammation via substance P signaling.

Lingjia Liu, Reza Dana, Jia Yin

Open access · greenAbstract read
In one paragraph

Article in FASEB journal : official publication of the Federation of American Societies for Experimental Biology, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 36 papers.

0numbers the graph read from it
0cells of the map it votes in
36citing papers in PubMed
6.3field-weighted citation impact, top 3% 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

36 citing papers in PubMed, 57 citations in OpenAlex.

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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

3 authors at 2 institutions in 2 countries.

Lingjia LiuSchepens Eye Research Institute of Massachusetts Eye and Ear, Harvard Medical School, Boston, MA, USA.
Reza DanaSchepens Eye Research Institute of Massachusetts Eye and Ear, Harvard Medical School, Boston, MA, USA.
Jia YinSchepens Eye Research Institute of Massachusetts Eye and Ear, Harvard Medical School, Boston, MA, USA.
Massachusetts Eye and Ear Infirmary · USSmith-Kettlewell Eye Research Institute · US

Funding

VISION RESEARCHP30EY003790 · NEI · SCHEPENS EYE RESEARCH INSTITUTE · PI Patricia Ann D'Amore · 1985 to 2026
$25.5M
Mass Eye and Ear-Vision Clinical Scientist Development ProgramK12EY016335 · NEI · MASSACHUSETTS EYE AND EAR INFIRMARY · PI Reza Dana · 2004 to 2026
$12.3M
Mechanisms of Neuroregulation of Corneal AngiogenesisK08EY031340 · NEI · MASSACHUSETTS EYE AND EAR INFIRMARY · PI YIN, JIA · 2020 to 2022
$756k
NEI NIH HHS K08 EY031340NEI NIH HHS K12 EY016335NEI NIH HHS P30 EY003790
6 · The paper itself

Abstract

Blood vessels and nerves travel together to supply most tissues in the body. However, there is a knowledge gap in the mechanisms underlying the direct regulation of angiogenesis by nerves. In the current study, we examined the regulation of angiogenesis by sensory nerves in response to inflammation using the cornea, a normally avascular and densely innervated ocular tissue, as a model. We used desiccating stress as an inflammatory stimulus in vivo and found that sub-basal and epithelial nerve densities in the cornea were reduced in dry eye disease (DED). We established a co-culture system of trigeminal ganglion sensory neurons and vascular endothelial cells (VEC) and found that neurons isolated from mice with DED directly promoted VEC proliferation and tube formation compared with normal controls. In addition, these neurons expressed and secreted higher levels of substance P (SP), a proinflammatory neuropeptide. SP potently promoted VEC activation in vitro and blockade of SP signaling with spantide I, an antagonist of SP receptor Neurokinin-1, significantly reduced corneal neovascularization in vivo. Spantide I and siRNA knockdown of SP abolished the promotion of VEC activation by DED neurons in vitro. Taken together, our data suggested that sensory neurons directly promote angiogenesis via SP signaling in response to inflammation in the cornea.

Indexed as

AnimalsCorneal NeovascularizationDry Eye SyndromesEndothelial CellsInflammationMaleMiceMice, Inbred BALB CMice, Inbred C57BLReceptors, Neurokinin-1Sensory Receptor CellsSignal TransductionSubstance PReceptors, Neurokinin-1Substance Pangiogenesiscorneal neovascularizationcorneal nervesdry eye diseaseocular surface inflammationsubstance P

Identifiers

PMID32162744
PMCPMC7200295
OpenAlexW3012279072

What OpenQuestion holds

Textmetadata
LicenceTDM
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.