Evidence map›Paper›PMID 30560203›Full record

ArticleeNeuro

LOTUS Inhibits Neuronal Apoptosis and Promotes Tract Regeneration in Contusive Spinal Cord Injury Model Mice.

Shuhei Ito, Narihito Nagoshi, Osahiko Tsuji, Shinsuke Shibata, Munehisa Shinozaki, Soya Kawabata, Kota Kojima, Kaori Yasutake, Tomoko Hirokawa, Morio Matsumoto and 3 more

Open access · goldAbstract read
In one paragraph

Article in eNeuro. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 19 papers.

0numbers the graph read from it
0cells of the map it votes in
19citing papers in PubMed
2.1field-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

19 citing papers in PubMed, 40 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

13 authors at 2 institutions in 1 country.

Shuhei ItoDepartment of Physiology, Keio University School of Medicine, Tokyo 160-8582, Japan.ORCID 0000-0002-0047-0884
Narihito NagoshiDepartment of Physiology, Keio University School of Medicine, Tokyo 160-8582, Japan.
Osahiko TsujiDepartment of Orthopaedic Surgery, Keio University School of Medicine, Tokyo 160-8582, Japan.
Shinsuke ShibataDepartment of Physiology, Keio University School of Medicine, Tokyo 160-8582, Japan.
Munehisa ShinozakiDepartment of Physiology, Keio University School of Medicine, Tokyo 160-8582, Japan.
Soya KawabataDepartment of Physiology, Keio University School of Medicine, Tokyo 160-8582, Japan.
Kota KojimaDepartment of Physiology, Keio University School of Medicine, Tokyo 160-8582, Japan.ORCID 0000-0002-6505-7310
Kaori YasutakeDepartment of Physiology, Keio University School of Medicine, Tokyo 160-8582, Japan.
Tomoko HirokawaMolecular Medical Bioscience Laboratory, Yokohama City University Graduate School of Medical Life Science, Yokohama 230-0045, Japan.
Morio MatsumotoDepartment of Orthopaedic Surgery, Keio University School of Medicine, Tokyo 160-8582, Japan.ORCID 0000-0002-1934-6998
Kohtaro TakeiMolecular Medical Bioscience Laboratory, Yokohama City University Graduate School of Medical Life Science, Yokohama 230-0045, Japan.ORCID 0000-0001-6938-0812
Masaya NakamuraDepartment of Orthopaedic Surgery, Keio University School of Medicine, Tokyo 160-8582, Japan.
Hideyuki OkanoDepartment of Physiology, Keio University School of Medicine, Tokyo 160-8582, Japan.ORCID 0000-0001-7482-5935
Keio University · JPYokohama City University Medical Center · JP

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Nogo receptor-1 (NgR1) signaling is involved in the limitation of axonal regeneration following spinal cord injury (SCI) through collapsing the growth cone and inhibiting neurite outgrowth. Lateral olfactory tract usher substance (LOTUS), a NgR antagonist, suppresses these pathological conditions. A previous report demonstrated the positive effects of LOTUS expression on motor function through raphespinal tract regeneration using pan-neuronally LOTUS-overexpressing transgenic mice. However, this report used a hemi-section model, which does not represent the majority of clinical SCI cases, and lacked a detailed histological analysis of other descending tracts. To determine the true therapeutic effects of LOTUS, we used a more clinically relevant contusive SCI model in female transgenic mice. Definitive tracing analyses revealed that LOTUS promoted the extensive regeneration of the reticulospinal tract across the lesion site and suppressed axonal dieback of corticospinal tract (CST). A significant increase in raphespinal tract fibers was seen from the subacute to the chronic phase after the injury, strongly suggesting that LOTUS promoted translesional elongation of this tract. Furthermore, histological analyses revealed that LOTUS had a neuroprotective effect on the injured spinal cord through suppressing cellular apoptosis during the acute phase. These neuroprotective and regenerative effects contributed to significant motor functional recovery and restoration of the motor evoked potential (MEP). Therefore, LOTUS application could prove beneficial in the treatment of SCI by promoting axonal regeneration of some descending fibers, reducing axonal dieback of CST fibers and encouraging motor function recovery.

Indexed as

AnimalsApoptosisAxonsDisease Models, AnimalGene Expression RegulationGrowth ConesMice, Inbred C57BLNerve RegenerationNeuronsNogo ProteinsNogo Receptor 1Pyramidal TractsRecovery of FunctionSpinal Cord InjuriesNogo ProteinsNogo Receptor 1axonal regenerationLOTUSneuronal protectionNogo receptorspinal cord injurytransgenic mice

Identifiers

PMID30560203
PMCPMC6294604
OpenAlexW2897406786

What OpenQuestion holds

Textmetadata
LicenceCC BY
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.