Evidence map›Paper›PMID 42037650›Full record

ArticleEcology and evolution2026

Wherefore the Magic? The Evolutionary Role of Psilocybin in Nature.

K J Matthews Nicholass, I Flis, M E Hanley, M E Knight, S M Lane, G Littlejohn, M D F Thom, R A Billington, R Boden, R Cummins and 7 more

Abstract read
In one paragraph

Article in Ecology and evolution, 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Not yet cited in PubMed.

0numbers the graph read from it
0cells of the map it votes in
0citing 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

0 citing papers in PubMed.

No citing paper in PubMed yet.

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

17 authors.

K J Matthews NicholassSchool of Biological and Marine Sciences University of Plymouth Plymouth UK.ORCID https://orcid.org/0000-0003-0271-7622
I FlisSchool of Biological and Marine Sciences University of Plymouth Plymouth UK.ORCID https://orcid.org/0000-0003-4869-557X
M E HanleySchool of Biological and Marine Sciences University of Plymouth Plymouth UK.
M E KnightSchool of Biological and Marine Sciences University of Plymouth Plymouth UK.
S M LaneSchool of Biological and Marine Sciences University of Plymouth Plymouth UK.
G LittlejohnSchool of Biological and Marine Sciences University of Plymouth Plymouth UK.
M D F ThomSchool of Biological and Marine Sciences University of Plymouth Plymouth UK.
R A BillingtonSchool of Biological and Marine Sciences University of Plymouth Plymouth UK.
R BodenSchool of Biological and Marine Sciences University of Plymouth Plymouth UK.ORCID https://orcid.org/0000-0002-4496-152X
R CumminsSchool of Biological and Marine Sciences University of Plymouth Plymouth UK.
B J GreenSchool of Biological and Marine Sciences University of Plymouth Plymouth UK.
C GriffinSchool of Biological and Marine Sciences University of Plymouth Plymouth UK.
S JonesSchool of Biological and Marine Sciences University of Plymouth Plymouth UK.
D SalmonSchool of Biosciences University of Exeter Exeter UK.
I SleepSchool of Biological and Marine Sciences University of Plymouth Plymouth UK.
N SmirnoffSchool of Biosciences University of Exeter Exeter UK.
J S EllisSchool of Biological and Marine Sciences University of Plymouth Plymouth UK.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Research into psychedelic compounds is in resurgence because of the exciting potential for their use in the treatment of psychiatric and mental health disorders. Despite this revival, remarkably little is known about their evolution. One of the most intriguing psychedelic compounds is psilocybin, the compound found in 'magic' mushrooms and used in ritual ceremonies in North America for generations. Associated with agaricomycete fungi across eight distantly related genera, psilocybin acts in a similar way to the neurotransmitter serotonin, yet how and why natural selection favoured its biosynthesis remains unclear. Given the resemblance to serotonin, a highly conserved neurotransmitter across invertebrates and vertebrates, modulation of invertebrate behaviour for defence is a likely explanation, but neither this nor alternative hypotheses have ever been formally tested. Here, we show that

Indexed as

defenceevolutioninvertebratepsilocybin

Identifiers

PMID42037650
PMCPMC13103472

What OpenQuestion holds

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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.