Evidence map›Paper›PMID 33274166›Full record

ReviewCureus2020

Multiple Sclerosis and Serotonin: Potential Therapeutic Applications.

Aleyda M San Hernandez, Chetana Singh, Danel J Valero, Javariya Nisar, Jose I Trujillo Ramirez, Karisma K Kothari, Sasank Isola, Domonick K Gordon

Open access · diamondAbstract readReview
In one paragraph

Review in Cureus, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 21 papers.

0numbers the graph read from it
0cells of the map it votes in
21citing papers in PubMed
1.7field-weighted citation impact, top 15% 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

21 citing papers in PubMed, 31 citations in OpenAlex.

  1. Article
  2. Review
  3. Article
  4. Article
  5. Review
  6. Review
  7. Review
  8. Article
  9. Behavioral disorders in multiple sclerosis: a comprehensive review.Journal of neural transmission (Vienna, Austria : 1996) · 2025
    Review
  10. Review
  11. Review
  12. Obsessive-compulsive symptoms and brain lesions compatible with multiple sclerosis.Journal of neural transmission (Vienna, Austria : 1996) · 2024
    Article
  13. Article
  14. Review
  15. Article
  16. Review
  17. Review
  18. T Lymphocyte Serotonin 5-HTBiomedicines · 2022
    Article
  19. Review
  20. 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 2 institutions in 2 countries.

Aleyda M San HernandezInternal Medicine, California Institute of Behavioral Neurosciences & Psychology, Fairfield, USA.
Chetana SinghPrimary Care, California Institute of Behavioral Neurosciences & Psychology, Fairfield, USA.
Danel J ValeroAnesthesia, California Institute of Behavioral Neurosciences & Psychology, Fairfield, USA.
Javariya NisarInternal Medicine, California Institute of Behavioral Neurosciences & Psychology, Fairfield, USA.
Jose I Trujillo RamirezInternal Medicine, California Institute of Behavioral Neurosciences & Psychology, Fairfield, USA.
Karisma K KothariPrimary Care, California Institute of Behavioral Neurosciences & Psychology, Fairfield, USA.
Sasank IsolaInternal Medicine, California Institute of Behavioral Neurosciences & Psychology, Fairfield, USA.
Domonick K GordonInternal Medicine, California Institute of Behavioral Neurosciences & Psychology, Fairfield, USA.
California Institute of Behavioral Neurosciences and Psychology (United States) · USScarborough General Hospital · GB

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Multiple sclerosis (MS) is a neurodegenerative disease with a complex autoimmune component, and it has a high prevalence among middle-aged females. The manifestations of the disease range from episodic somatosensory dysfunction to progressive and permanent central nervous system (CNS) damage. Due to a high prevalence of psychiatric comorbidities and proven abnormalities in serotonin (5-HT) levels among MS patients, they are usually on drugs that modify the serotonergic system. Through a comprehensive literature review of studies published in the last 10 years related to 5-HT in MS and its therapeutic applications, we aimed to elucidate the mechanism behind the neurotransmitter (NT) levels' abnormalities. Most importantly, we endeavored to gather the most up-to-date information about the full therapeutic potential of agents acting on this system. We discovered that multiple processes cause low levels of 5-HT in MS patients. The varying levels of the availability of the 5-HT transporter (SERT) in the CNS decreasing overall tryptophan (TRP) levels, and diversion of the amino acid away from its synthetic pathway constitute some of those. Studies in animals have shown that 5-HT levels' elevations could cause immune-modulating effects and could probably slow down the disease progression rate. Human studies have shown a more diverse and complex response. Promising results have been obtained in the last 10 years regarding 5-HT's immune-modulatory role in MS patients and its therapeutic applications. Human studies with a larger population and feasible designs are still needed to fully ascertain the effects of serotonin on the immune system and disease progression in patients with MS.

Indexed as

chemistry of multiple sclerosismultiple sclerosismultiple sclerosis and serotoninserotonin

Identifiers

PMID33274166
PMCPMC7707915
OpenAlexW3097399802

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.