Evidence map›Paper›PMID 22739839›Full record

ReviewNeurotoxicity research2013

Melatonin antioxidative defense: therapeutical implications for aging and neurodegenerative processes.

Seithikurippu R Pandi-Perumal, Ahmed S BaHammam, Gregory M Brown, D Warren Spence, Vijay K Bharti, Charanjit Kaur, Rüdiger Hardeland, Daniel P Cardinali

Registry-linked trialOpen access · greenAbstract readReview
PubMed Publisher
In one paragraph

Review in Neurotoxicity research, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT03368430 (Is Dietary Melatonin Supplementation a Viable Adjunctive Therapy for Chronic Periodontitis? A Preliminary Randomized Clinical Trial.), which is not on this map. Cited by 123 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
123citing papers in PubMed, 1 pooled it
9.7field-weighted citation impact, top 1% 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.

NCT03368430 phase4completednot on this mapstarted 2016, after this paper: background citation

Is Dietary Melatonin Supplementation a Viable Adjunctive Therapy for Chronic Periodontitis? A Preliminary Randomized Clinical Trial.

TypeinterventionalSponsorMansoura UniversityRan2016 to 2017Enrolled74ConditionsPeriodontal DiseasesArmsMelatonin, Placebo
3 · Its place in the literature

Who cites it

123 citing papers in PubMed, 1 synthesis or guideline pooled it, 318 citations in OpenAlex.

  1. Exogenous melatonin for sleep disorders in neurodegenerative diseases: a meta-analysis of randomized clinical trials.Neurological sciences : official journal of the Italian Neurological Society and of the Italian Society of Clinical Neurophysiology · 2016
    Pooled it
  2. Effect of melatonin on incidence of delirium among patients with hip fracture: a multicentre, double-blind randomized controlled trial.CMAJ : Canadian Medical Association journal = journal de l'Association medicale canadienne · 2014
    Trial
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63 more citing papers are in PubMed but not listed here.

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 7 institutions in 6 countries.

Seithikurippu R Pandi-PerumalSomnogen Canada Inc, College Street, Toronto, ON M6H 1C5, Canada.
Ahmed S BaHammam
Gregory M Brown
D Warren Spence
Vijay K Bharti
Charanjit Kaur
Rüdiger Hardeland
Daniel P Cardinali
King Saud University · SABrock University · CADefence Institute of High Altitude Research · INNational University of Singapore · SGPontificia Universidad Católica Argentina · ARUniversity of Göttingen · DEUniversity of Toronto · CA

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The pineal product melatonin has remarkable antioxidant properties. It is secreted during darkness and plays a key role in various physiological responses including regulation of circadian rhythms, sleep homeostasis, retinal neuromodulation, and vasomotor responses. It scavenges hydroxyl, carbonate, and various organic radicals as well as a number of reactive nitrogen species. Melatonin also enhances the antioxidant potential of the cell by stimulating the synthesis of antioxidant enzymes including superoxide dismutase, glutathione peroxidase, and glutathione reductase, and by augmenting glutathione levels. Melatonin preserves mitochondrial homeostasis, reduces free radical generation and protects mitochondrial ATP synthesis by stimulating Complexes I and IV activities. The decline in melatonin production in aged individuals has been suggested as one of the primary contributing factors for the development of age-associated neurodegenerative diseases. The efficacy of melatonin in preventing oxidative damage in either cultured neuronal cells or in the brains of animals treated with various neurotoxic agents, suggests that melatonin has a potential therapeutic value as a neuroprotective drug in treatment of Alzheimer's disease (AD), Parkinson's disease (PD), amyotrophic lateral sclerosis (ALS), Huntington's disease (HD), stroke, and brain trauma. Therapeutic trials with melatonin indicate that it has a potential therapeutic value as a neuroprotective drug in treatment of AD, ALS, and HD. In the case of other neurological conditions, like PD, the evidence is less compelling. Melatonin's efficacy in combating free radical damage in the brain suggests that it can be a valuable therapeutic agent in the treatment of cerebral edema following traumatic brain injury or stroke. Clinical trials employing melatonin doses in the range of 50-100 mg/day are warranted before its relative merits as a neuroprotective agent is definitively established.

Indexed as

AgingAnimalsAntioxidantsApoptosisBrain InjuriesCircadian RhythmClinical Trials as TopicDouble-Blind MethodDrug Evaluation, PreclinicalFree RadicalsHomeostasisHumansLightMelatoninMiceMice, TransgenicAntioxidantsFree RadicalsMelatoninNerve Tissue ProteinsNeuroprotective AgentsTryptophan

Identifiers

PMID22739839
OpenAlexW2047730749

What OpenQuestion holds

Textmetadata
Read underepoch 390

Registered trials

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.