Evidence map›Paper›PMID 40005971›Full record

ReviewPharmaceuticals (Basel, Switzerland)2025

Demystifying the Antidepressant Mechanism of Action of Stinels, a Novel Class of Neuroplastogens: Positive Allosteric Modulators of the NMDA Receptor.

John E Donello, Roger S McIntyre, Donald B Pickel, Stephen M Stahl

Abstract readReview
In one paragraph

Review in Pharmaceuticals (Basel, Switzerland), 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 10 papers.

0numbers the graph read from it
0cells of the map it votes in
10citing papers in PubMed
–field-weighted citation impact
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

10 citing papers in PubMed.

  1. Review
  2. Review
  3. Article
  4. Review
  5. Review
  6. New Antidepressant Development in the Treatment of Depression.Advances in experimental medicine and biology · 2026
    Review
  7. Emerging Therapeutic Interventions for Treatment‑Resistant Depression.Advances in experimental medicine and biology · 2026
    Review
  8. Review
  9. Review
  10. 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

4 authors.

John E DonelloGate Neurosciences, Indianapolis, IN 46202, USA.ORCID 0009-0004-9295-2208
Roger S McIntyreDepartment of Psychiatry, University of Toronto, Toronto, ON M5S 1A1, Canada.
Donald B PickelMetis Medical Media, Carlsbad, CA 92008, USA.
Stephen M StahlDepartment of Psychiatry and Neuroscience, University of California, Riverside, Riverside, CA 92521, USA.

Funding

Gate Neurosciences N/A
6 · The paper itself

Abstract

Plastogens are a class of therapeutics that function by rapidly promoting changes in neuroplasticity. A notable example, ketamine, is receiving great attention due to its combined rapid and long-term antidepressant effects. Ketamine is an N-methyl-D-aspartate receptor (NMDAR) antagonist, and, in addition to its therapeutic activity, it is associated with psychotomimetic and dissociative side effects. Stinels-rapastinel, apimostinel, and zelquistinel-are also plastogens not only with rapid and long-term antidepressant effects but also with improved safety and tolerability profiles compared to ketamine. Previous descriptions of the mechanism by which stinels modulate NMDAR activity have been inconsistent and, at times, contradictory. The purpose of this review is to clarify the mechanism of action and contextualize stinels within a broader class of NMDAR-targeting therapeutics. In this review, we present the rationale behind targeting NMDARs for treatment-resistant depression and other psychiatric conditions, describe the various mechanisms by which NMDAR activity is regulated by different classes of therapeutics, and present evidence for the stinel mechanism. In contrast with previous descriptions of glycine-like NMDAR partial agonists, we define stinels as positive allosteric modulators of NMDAR activity with a novel regulatory binding site.

Indexed as

antidepressantsketaminemechanismneuroplastogensN-methyl-D-aspartate receptorplastogenspositive allosteric modulator

Identifiers

PMID40005971
PMCPMC11858332

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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.