Evidence map›Paper›PMID 26715431›Full record

ArticleJournal of neurotrauma2016

Fatty Acid Binding Protein 5 Modulates Docosahexaenoic Acid-Induced Recovery in Rats Undergoing Spinal Cord Injury.

Johnny D Figueroa, Miguel Serrano-Illan, Jenniffer Licero, Kathia Cordero, Jorge D Miranda, Marino De Leon

Abstract read
In one paragraph

Article in Journal of neurotrauma, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 18 papers.

0numbers the graph read from it
0cells of the map it votes in
18citing papers in PubMed
0.8field-weighted citation impact, top 27% 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

18 citing papers in PubMed, 35 citations in OpenAlex.

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  4. Polyunsaturated fatty acid metabolism in the retinal pigment epithelium and its association with outer retinal disease.Mammalian genome : official journal of the International Mammalian Genome Society · 2026
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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

6 authors at 2 institutions in 2 countries.

Johnny D Figueroa1 Department of Basic Sciences, Center for Health Disparities and Molecular Medicine, Loma Linda University School of Medicine , Loma Linda, California.
Miguel Serrano-Illan1 Department of Basic Sciences, Center for Health Disparities and Molecular Medicine, Loma Linda University School of Medicine , Loma Linda, California.
Jenniffer Licero1 Department of Basic Sciences, Center for Health Disparities and Molecular Medicine, Loma Linda University School of Medicine , Loma Linda, California.
Kathia Cordero1 Department of Basic Sciences, Center for Health Disparities and Molecular Medicine, Loma Linda University School of Medicine , Loma Linda, California.
Jorge D Miranda2 Physiology Department, University of Puerto Rico Medical Sciences Campus , San Juan, Puerto Rico .
Marino De Leon1 Department of Basic Sciences, Center for Health Disparities and Molecular Medicine, Loma Linda University School of Medicine , Loma Linda, California.
Loma Linda University · USUniversity of Puerto Rico, Medical Sciences Campus · PR

Funding

The Role of Sensory Input to Mammalian Locomotion After the Loss of supraspinal.P20GM103642 · NIGMS · UNIVERSITY OF PUERTO RICO MED SCIENCES · PI LASALDE-DOMINICCI, JOSE ANTONIO · 2013 to 2023
$20.6M
NIH-LLU Initiative for Maximizing Student DiversityR25GM060507 · NIGMS · LOMA LINDA UNIVERSITY · PI DE LEON, MARINO · 2001 to 2022
$11.3M
Research Training/Education CoreP20MD006988 · NIMHD · LOMA LINDA UNIVERSITY · PI DE LEON, MARINO · 2012 to 2016
$6.2M
NIGMS NIH HHS P20 GM103642NIGMS NIH HHS R25 GM060507NIMHD NIH HHS P20 MD006988
6 · The paper itself

Abstract

Omega-3 polyunsaturated fatty acids (n-3 PUFAs) promote functional recovery in rats undergoing spinal cord injury (SCI). However, the precise molecular mechanism coupling n-3 PUFAs to neurorestorative responses is not well understood. The aim of the present study was to determine the spatiotemporal expression of fatty acid binding protein 5 (FABP5) after contusive SCI and to investigate whether this protein plays a role in n-3 PUFA-mediated functional recovery post-SCI. We found that SCI resulted in a robust spinal cord up-regulation in FABP5 mRNA levels (556 ± 187%) and protein expression (518 ± 195%), when compared to sham-operated rats, at 7 days post-injury (dpi). This upregulation coincided with significant alterations in the metabolism of fatty acids in the injured spinal cord, as revealed by metabolomics-based lipid analyses. In particular, we found increased levels of the n-3 series PUFAs, particularly docosahexaenoic acid (DHA; 22:6 n-3) and eicosapentaenoic acid (EPA; 20:5 n-3) at 7 dpi. Animals consuming a diet rich in DHA and EPA exhibited a significant upregulation in FABP5 mRNA levels at 7 dpi. Immunofluorescence showed low basal FABP5 immunoreactivity in spinal cord ventral gray matter NeuN(+) neurons of sham-operated rats. SCI resulted in a robust induction of FABP5 in glial (GFAP(+), APC(+), and NG2(+)) and precursor cells (DCX(+), nestin(+)). We found that continuous intrathecal administration of FABP5 silencing with small interfering RNA (2 μg) impaired spontaneous open-field locomotion post-SCI. Further, FABP5 siRNA administration hindered the beneficial effects of DHA to ameliorate functional recovery at 7 dpi. Altogether, our findings suggest that FABP5 may be an important player in the promotion of cellular uptake, transport, and/or metabolism of DHA post-SCI. Given the beneficial roles of n-3 PUFAs in ameliorating functional recovery, we propose that FABP5 is an important contributor to basic repair mechanisms in the injured spinal cord.

Indexed as

AnimalsDocosahexaenoic AcidsDoublecortin ProteinEye ProteinsFatty Acid-Binding ProteinsFemaleNerve Tissue ProteinsRatsRats, Sprague-DawleyRecovery of FunctionSpinal Cord InjuriesDcx protein, ratDocosahexaenoic AcidsDoublecortin ProteinEye ProteinsFabp5 protein, ratFatty Acid-Binding ProteinsNerve Tissue ProteinsDHAlocomotionn-3 fatty acidsrepairspinal cord injury

Identifiers

PMID26715431
PMCPMC4971412
OpenAlexW2322497048

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.