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Psilocybin: all studies

Page 401 of 440: studies 4,001 to 4,010 of 4,392, newest first. Back to the psilocybin overview

Research

Improving cognitive functioning in major depressive disorder with psychedelics: A dimensional approach

Neurobiology of Learning and Memory May 25, 2021 Igor Magaraggia, Zilla Kuiperes, Rudy Schreiber 49 citations

The high symptomatic and biological heterogeneity of major depressive disorder (MDD) makes it very difficult to find broadly efficacious treatments that work against all symptoms. Concentrating on single core symptoms that are biologically well understood might consist of a more viable approach. The Research Domain Criteria (RDoC) framework is a trans-diagnostic dimensional approach that...

The need for publicly funded research on therapeutic use of psychedelic drugs

World Psychiatry May 18, 2021 Wayne Hall 17 citations

A psychedelic drug is one that “produces thought, mood and perceptual changes otherwise rarely experienced except in dreams, contemplative and religious exaltation, flashes of vivid involuntary memory, and acute psychosis”1. It does so “without causing physical addiction, craving, major physiological disturbances, delirium, disorientation or amnesia”1. The “classic psychedelics” include...

DMT und Ayahuasca

Suchttherapie May 1, 2021

[ Abb. 1 ] zeigt die Strukturformel, die Anwendungsarten und die handelsüblichen Formen von DMT (Dimethyltryptamin). Substanz Tryptaminhaltige Pflanzen wurden über mehrere 1000 Jahre von südamerikanischen Ureinwohnern bei religiösen Ritualen und zu medizinischen Zwecken eingenommen. Ziel dabei war die Provokation visionärer Erlebnisse als Kontaktaufnahme mit einer jenseitigen Welt, z. B. um die...

Molecular and Functional Imaging Studies of Psychedelic Drug Action in Animals and Humans

Molecules April 22, 2021 Paul Cumming, Milan Scheidegger, Dario Dornbierer et al. 45 citations

Hallucinogens are a loosely defined group of compounds including LSD, N,N-dimethyltryptamines, mescaline, psilocybin/psilocin, and 2,5-dimethoxy-4-methamphetamine (DOM), which can evoke intense visual and emotional experiences. We are witnessing a renaissance of research interest in hallucinogens, driven by increasing awareness of their psychotherapeutic potential. As such, we now present a...

DOI: 10.3390/molecules26092451 (opens in new tab) Action physics Drug action Pharmacology

A draft sequence reference of the Psilocybe cubensis genome

F1000Research April 9, 2021 Kevin Mckernan, Liam T. Kane, Seth Crawford et al. 3 citations

We describe the use of high-fidelity single molecule sequencing to assemble the genome of the psychoactive Psilocybe cubensis mushroom. The genome is 46.6Mb, 46% GC, and in 32 contigs with an N50 of 3.3Mb. The BUSCO completeness scores are 97.6% with 1.2% duplicates. The Psilocybin synthesis cluster exists in a single 3.2Mb contig. The dataset is available from NCBI BioProject with accessions...

DOI: 10.12688/f1000research.51613.1 (opens in new tab) Contig Computational biology Whole genome sequencing Genetics +1

Phenomenological assessment of psychedelic induced experiences: Translation and validation of the German Challenging Experience Questionnaire (CEQ) and Ego-Dissolution Inventory (EDI)

April 2, 2021 Katharina Dworatzyk, Tallulah Jansen, Timo Torsten Schmidt 3 citations preprint

Several measures have been designed to assess subjective experiences induced by psychedelic substances and other mind-altering drugs or non-pharmacological methods. Recently, two self-report questionnaires have been introduced to measure acute adverse effects following psilocybin ingestion and the phenomenon of ego-dissolution associated with psychedelic use, respectively. The 26-item...

DOI: 10.31234/osf.io/kxmgq (opens in new tab) Full text (opens in new tab) Anxiety Confirmatory factor analysis Exploratory factor analysis Construct validity +9

Blinding and Expectancy Confounds in Psychedelic Randomised Controlled Trials

March 8, 2021 Suresh Muthukumaraswamy, Anna Forsyth, Thomas Lumley 16 citations preprint

There is increasing interest in the potential for psychedelic drugs such as psilocybin, LSD and ketamine to treat a number of mental health disorders. To gain evidence for the therapeutic effectiveness of psychedelics, a number of randomised controlled trials (RCTs) have been conducted using the traditional RCT framework and these trials have generally shown promising results, with large effect...

DOI: 10.31234/osf.io/q2hzm (opens in new tab) Full text (opens in new tab) Blinding Expectancy theory Randomized controlled trial Clinical trial +3

Association Between Lifetime Classic Psychedelic Use and Hypertension in the Past Year

Hypertension March 8, 2021 Otto Simonsson, Peter S. Hendricks, Robin Carhart-Harris et al. 36 citations

Using data from the National Survey on Drug Use and Health (2005–2014), weighted to be representative of the US adult population, the present study investigated the association between lifetime classic psychedelic use and hypertension in the past year among adults in the United States. The results showed that respondents who reported having used a classic psychedelic at least once in their...

Complete mitochondrial genome sequence of Gymnopilus junonius

Mitochondrial DNA Part B March 4, 2021 Sung‐eun Cho, Jong Won Jo, Young-Nam Kwag et al. 3 citations

Gymnopilus junonius, a well-known poisonous mushroom, is distributed worldwide. It contains a hallucinogenic alkaloid psilocybin and several other bioactive compounds. The mitochondrial genome, a circular DNA molecule of 161,145 bp, comprises 15 protein-coding genes, 24 transfer RNA genes, and 2 ribosomal RNA genes. The guanine-cytosine content was 31.56%. Based on the mitochondrial genome...

DOI: 10.1080/23802359.2021.1895692 (opens in new tab) Mitochondrial dna Phylogenetic tree Transfer rna Genetics +4