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Psilocybin: all studies

Page 269 of 440: studies 2,681 to 2,690 of 4,392, newest first. Back to the psilocybin overview

Research

Hallucinogen persisting perception disorder: A literature review and three case reports

Journal of Addictive Diseases October 2, 2018 Valentin Yurievich Skryabin, М.а. Винникова, A. Yu. Nenastieva et al. 27 citations

The paper describes diagnostic criteria, clinical presentation and types of hallucinogen persisting perception disorder (HPPD), as well as current approaches to the treatment of this phenomenon using available scientific sources. Three case reports are also presented to demonstrate different types of this disorder. The first case report describes a 23-year old patient with a previous history of...

Psychedelics, Meditation, and Self-Consciousness

Frontiers in Psychology September 4, 2018 Raphaël Millière, Robin Carhart-Harris, Leor Roseman et al. 402 citations

In recent years, the scientific study of meditation and psychedelic drugs has seen remarkable developments. The increased focus on meditation in cognitive neuroscience has led to a cross-cultural classification of standard meditation styles validated by functional and structural neuroanatomical data. Meanwhile, the renaissance of psychedelic research has shed light on the neurophysiology of...

Psychedelic fungus (Psilocybe sp.) authentication in a case of illegal drug traffic: sporological, molecular analysis and identification of the psychoactive substance

Science & Justice August 21, 2018 Jaime Solano, Leonardo Anabalón, Sylvia Figueroa et al. 17 citations

In nature, there are >200 species of fungi with hallucinogenic properties. These fungi are classified as Psilocybe, Gymnopilus, and Panaeolus which contain active principles with hallucinogenic properties such as ibotenic acid, psilocybin, psilocin, or baeocystin. In Chile, fungi seizures are mainly of mature specimens or spores. However, clandestine laboratories have been found that process...

Efficacy, tolerability, and safety of serotonergic psychedelics for the management of mood, anxiety, and substance-use disorders: a systematic review of systematic reviews

Expert Review of Clinical Pharmacology August 13, 2018 Rafael G. Dos Santos, José Carlos Bouso, Miguel Ángel Alcázar‐córcoles et al. 231 citations

Mood, anxiety, and substance-use disorders are among the most prevalent psychiatric disorders in the population. Although several pharmacological treatments are available, they are not effective for a significant proportion of patients and are associated with several adverse reactions. Therefore, new treatments should be explored. Recent studies suggest that serotonergic...

Iterative l‐Tryptophan Methylation in Psilocybe Evolved by Subdomain Duplication

ChemBioChem August 11, 2018 Felix Blei, Janis Fricke, Jonas Wick et al. 31 citations

Abstract Psilocybe mushrooms are best known for their l ‐tryptophan‐derived psychotropic alkaloid psilocybin. Dimethylation of norbaeocystin, the precursor of psilocybin, by the enzyme PsiM is a critical step during the biosynthesis of psilocybin. However, the “magic” mushroom Psilocybe serbica also mono‐ and dimethylates l ‐tryptophan, which is incompatible with the specificity of PsiM. Here,...

DOI: 10.1002/cbic.201800336 (opens in new tab) Psilocybin Tryptamine Biochemistry Biosynthesis +3

“Ayahuasca turned on my mind’s eye”: Enhanced visual imagery after ayahuasca intake in a man with “blind imagination” (aphantasia)

Journal of Psychedelic Studies July 25, 2018 Rafael G. Dos Santos, Scotty Enyart, José Carlos Bouso et al. 18 citations

Aphantasia ("blind imagination") is a poorly described condition with an uncertain etiology, characterized by reduced or lack of voluntary visual imagery. Preliminary evidence in humans suggests that hallucinogenic or psychedelic drugs that act as agonists of cortical 5-HT2A receptors [lysergic acid diethylamide, psilocybin, and dimethyltryptamine (DMT)] enhance visual imagery. Interview and...

Dark Classics in Chemical Neuroscience: 3,4-Methylenedioxymethamphetamine

ACS Chemical Neuroscience July 12, 2018 Lee E. Dunlap, Anne M. Andrews, David E. Olson 105 citations

Better known as "ecstasy", 3,4-methylenedioxymethamphetamine (MDMA) is a small molecule that has played a prominent role in defining the ethos of today's teenagers and young adults, much like lysergic acid diethylamide (LSD) did in the 1960s. Though MDMA possesses structural similarities to compounds like amphetamine and mescaline, it produces subjective effects that are unlike any of the...

2018/7/6/curcumin-breast-cancer-therapeutic-agent-to-replace-allopathic-treatments-with-extensive-side-effects

July 9, 2018 Chu Hsien Lim, Brian D Kangas, Jack Bergman 1 citation

Cancer patients experience a higher rate of depression and anxiety which can result in negative healthcare outcomes. With the limited treatment options available, there has been an interest in using psychedelics such as psilocybin to manage such complications. Recently, two studies demonstrated the

Psychedelic-Assisted Psychotherapy: A Paradigm Shift in Psychiatric Research and Development

Frontiers in Pharmacology July 5, 2018 Eduardo Ekman Schenberg 242 citations

Mental disorders are rising while development of novel psychiatric medications is declining. This stall in innovation has also been linked with intense debates on the current diagnostics and explanations for mental disorders, together constituting a paradigmatic crisis. A radical innovation is psychedelic-assisted psychotherapy (PAP): professionally supervised use of ketamine, MDMA, psilocybin,...

Psychedelics as anti-inflammatory agents

International Review of Psychiatry July 4, 2018 Thomas W. Flanagan, Charles D. Nichols 263 citations

Serotonin (5-hydroxytryptamine, 5-HT)2A receptor agonists have recently emerged as promising new treatment options for a variety of disorders. The recent success of these agonists, also known as psychedelics, like psilocybin for the treatment of anxiety, depression, obsessive-compulsive disorder (OCD), and addiction, has ushered in a renaissance in the way these compounds are perceived in the...