Evidence map›Paper›PMID 27013593›Full record

ArticleOncotarget2016

Up-regulation of serotonin receptor 2B mRNA and protein in the peri-infarcted area of aged rats and stroke patients.

Ana-Maria Buga, Ovidiu Ciobanu, George Mihai Bădescu, Catalin Bogdan, Ria Weston, Mark Slevin, Mario Di Napoli, Aurel Popa-Wagner

Open access · diamondAbstract read
In one paragraph

Article in Oncotarget, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 17 papers.

0numbers the graph read from it
0cells of the map it votes in
17citing papers in PubMed
2.5field-weighted citation impact, top 11% 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

17 citing papers in PubMed, 31 citations in OpenAlex.

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  8. miR-22 and cerebral microbleeds in brainstem and deep area are associated with depression one month after ischemic stroke.Brazilian journal of medical and biological research = Revista brasileira de pesquisas medicas e biologica · 2020
    Article
  9. Optimizing functional outcome endpoints for stroke recovery studies.Journal of cerebral blood flow and metabolism : official journal of the International Society of Cerebral Blood Flow and Metabolism · 2019
    Review
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  17. Optimized 5-HTAlzheimer's & dementia (New York, N. Y.)
    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

8 authors at 3 institutions in 3 countries.

Ana-Maria BugaDepartment of Psychiatry and Psychotheraphy, University of Medicine Rostock, Rostock, Germany.
Ovidiu CiobanuCenter of Clinical and Experimental Medicine, University of Medicine and Pharmacy Craiova, Craiova, Romania.
George Mihai BădescuPsychiatry Clinical Hospital, University of Medicine and Pharmacy of Craiova, Craiova, Romania.
Catalin BogdanCenter of Clinical and Experimental Medicine, University of Medicine and Pharmacy Craiova, Craiova, Romania.
Ria WestonDepartment of Healthcare Science, Manchester Metropolitan University, Manchester, UK.
Mark SlevinDepartment of Healthcare Science, Manchester Metropolitan University, Manchester, UK.
Mario Di NapoliNeurological Service, San Camillo de' Lellis General Hospital, Rieti, Italy.
Aurel Popa-WagnerDepartment of Psychiatry and Psychotheraphy, University of Medicine Rostock, Rostock, Germany.
University of Medicine and Pharmacy of Craiova · ROManchester Metropolitan University · GBUniversity of Rostock · DE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Despite the fact that a high proportion of elderly stroke patients develop mood disorders, the mechanisms underlying late-onset neuropsychiatric and neurocognitive symptoms have so far received little attention in the field of neurobiology. In rodents, aged animals display depressive symptoms following stroke, whereas young animals recover fairly well. This finding has prompted us to investigate the expression of serotonin receptors 2A and 2B, which are directly linked to depression, in the brains of aged and young rats following stroke. Although the development of the infarct was more rapid in aged rats in the first 3 days after stroke, by day 14 the cortical infarcts were similar in size in both age groups i.e. 45% of total cortical volume in young rats and 55.7% in aged rats. We also found that the expression of serotonin receptor type B mRNA was markedly increased in the perilesional area of aged rats as compared to the younger counterparts. Furthermore, histologically, HTR2B protein expression in degenerating neurons was closely associated with activated microglia both in aged rats and human subjects. Treatment with fluoxetine attenuated the expression of Htr2B mRNA, stimulated post-stroke neurogenesis in the subventricular zone and was associated with an improved anhedonic behavior and an increased activity in the forced swim test in aged animals. We hypothesize that HTR2B expression in the infarcted territory may render degenerating neurons susceptible to attack by activated microglia and thus aggravate the consequences of stroke.

Indexed as

AgedAged, 80 and overAge FactorsAnimalsBrainDepressionDisease Models, AnimalFemaleFluoxetineHumansMaleMiddle AgedNeurogenesisRandom AllocationRatsRats, Sprague-DawleyFluoxetineReceptor, Serotonin, 5-HT2BRNA, MessengerSelective Serotonin Reuptake InhibitorsagingGerotargetneurogenesispost-stroke depressionserotonin receptor type Bstroke

Identifiers

PMID27013593
PMCPMC4951222
OpenAlexW2330571482

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.