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Psilocybin: all studies

Page 277 of 440: studies 2,761 to 2,770 of 4,392, newest first. Back to the psilocybin overview

Research

A persisting perception disorder after cannabis use

Progress in Neurology and Psychiatry 2015 Zoë Ellison‐wright, Ben Sessa 7 citations

Hallucinogen persisting perception disorder is a disorder of uncertain aetiology occurring mainly after ‘classical’ hallucinogen use ( ie mescaline, psilocybin, dimethyltryptamine and LSD) use. Here, the authors describe the case of a boy with similar symptoms developing after he reported using cannabis seven times.

Type and treatment of toxic mushroom poisoning in Korea

Journal of Korean Medical Association 2015 Chang Hwan Sohn 11 citations

To eat unidentified or misidentified mushrooms taken from the wild can be very dangerous. In the vast majority of toxic mushroom ingestions in Korea, the mushroom was incorrectly identified. In general, poisoning of toxic mushrooms can be classified into seven types according to the toxins that they contain; amatoxin, gyromitrin, coprine, muscarine, ibotenic acid-muscimol, psilocybin-psilocin...

Can psychedelic compounds play a part in drug dependence therapy?

The British Journal of Psychiatry 2015 Ben Sessa, Matthew W. Johnson 58 citations

Summary After a 40-year hiatus there is now a revisiting of psychedelic drug therapy throughout psychiatry, with studies examining the drugs psilocybin, ketamine, ibogaine and ayahuasca in the treatment of drug dependence. Limitations to these therapies are both clinical and legal, but the possibility of improving outcomes for patients with substance dependency imposes an obligation to research...

Recreational Use, Analysis and Toxicity of Tryptamines

Current Neuropharmacology December 10, 2014 Roberta Tittarelli, Giulio Mannocchi, Flaminia Pantano et al. 217 citations

Information from Internet and from published scientific literature, organized in the way we proposed in this review, provides an effective tool for specialists facing the emerging NPS threat to public health and public security, including the personnel working in Emergency Department.

Phylogenetic and chemical studies in the potential psychotropic species complex of Psilocybe atrobrunnea with taxonomic and nomenclatural notes

Persoonia - Molecular Phylogeny and Evolution of Fungi November 26, 2014 Jan Borovička, Miroslav Obornı́k, J Strĭbrný et al. 30 citations

Five Psilocybe species with unresolved systematic position ( P. atrobrunnea , P. laetissima , P. medul- losa , P. pelliculosa , and P. silvatica ) were investigated using four molecular markers (EF1-α, ITS, LSU, and IGS). Phylogenetic analysis revealed that with the exception of P. laetissima , which is now rightfully classified in the genus Leratiomyces , all investigated species belong to...

The effect of particular active substances of hallucinogenic mushrooms

Acta Universitatis Lodziensis Folia Biologica et Oecologica November 26, 2014 Marek Wieczorek 4 citations

Magic mushrooms have accompanied man for thousands of years. Formerly they were used for religious and culture purposes. Those fungi belong mainly to the genera Conocybe, Copelandia, Panaeolus, Psilocybe and Stropharia. A number of these fungal species produce substances, like psilocybin, psilocin, ibotenic acid or muscimol. Because of their chemical similarity to naturally occurring...

Pholiotina cyanopus, a rare fungus producingpsychoactive tryptamines

Open Life Sciences November 19, 2014 Marek Halama, Anna Poliwoda, Іzabela Jasicka-Misiak et al.

Abstract Pholiotina cyanopus was collected from wood chips and other woody remnants of undetermined tree species. Its basidiomata were found in June within the area of closed sawmill in the central part of Żywiec city (SW Poland). Description and illustration of Ph. cyanopus based on Polish specimens are provided and its ecology, general distribution and comparison with similar taxa –...

DOI: 10.1515/biol-2015-0005 (opens in new tab) Psilocybin Basidiocarp Tryptamines Dry weight +1

ENTHEOGENS, MYSTICISM, AND NEUROSCIENCE

Zygon: Journal of Religion and Science August 26, 2014 Ron Cole-Turner 11 citations

Entheogens or psychedelic drugs such as lysergic acid diethylamide (LSD) and psilocybin are associated with mystical states of experience. Drug laws currently limit research, but important new work is under way at major biomedical research facilities showing that entheogens reliably occasion mystical experiences and thereby allow research into brain states during these experiences. Are...

Classical hallucinogens as antidepressants? A review of pharmacodynamics and putative clinical roles.

Therapeutic Advances in Psychopharmacology August 1, 2014 David Baumeister, Georgina Barnes, Giovanni Giaroli et al.

Hallucinogens have been part of spiritual practice for millennia, but controversy surrounding their mind-manifesting effects led to their proscription by the mid-20th century, largely without evidence of harm or toxicity and despite nascent data suggesting therapeutic utility in treating depressive illnesses. This review explores their pharmacodynamic actions and the current limited data on...

Does the Nervous System Have an Intrinsic Archaic Language? Entoptic Images and Phosphenes

NeuroQuantology June 2, 2014 H. Umit Sayin 7 citations

Psychoactive plants have been consumed by many cultures, cults and groups during religious rituals and ceremonies for centuries and they have been influential on the eruption of the many images, secret and religious symbols, esoteric geometrical shapes, archetypes, religious figures, philosophy of religions since the dawn of Homo sapiens. Some of the psychoactive plants used for religious...