Results 21 to 30 of about 13,775 (242)

Ayahuasca

open access: yesCiencias Sociales y Religión/Ciências Sociais e Religião, 2021
O fenômeno de expansão do uso do yagé da América do Sul para o restante do mundo é caracterizado especialmente a partir da ideia da globalização da ahayuasca. No entanto, essa expansão foi mais recentemente acompanhada da configuração da ideia de uma comunidade ahayuasqueira internacional.
Deana Goldin, Deborah Salani
  +8 more sources

Resilience and Brain Changes in Long-Term Ayahuasca Users: Insights From Psychometric and fMRI Pattern Recognition. [PDF]

open access: yesJ Magn Reson Imaging
ABSTRACT Background Ayahuasca is an Amazonian psychedelic brew that contains dimethyltryptamine (DMT) and beta carbolines. Prolonged use has shown changes in cognitive‐behavioral tasks, and in humans, there is evidence of changes in cortical thickness and an increase in neuroplasticity factors that could lead to modifications in functional neural ...
Ramos LR, Fernandes O, Sanchez TA.
europepmc   +2 more sources

Inhibition of alpha oscillations through serotonin-2A receptor activation underlies the visual effects of ayahuasca in humans [PDF]

open access: yes, 2016
Ayahuasca is an Amazonian psychotropic plant tea typically obtained from two plants, Banisteriopsis caapi and Psychotria viridis. It contains the psychedelic 5-HT2A and sigma-1 agonist N,N-dimethyltryptamine (DMT) plus ß-carboline alkaloids with ...
Alonso, Joan Francesc   +12 more
core   +3 more sources

Shannon entropy of brain functional complex networks under the influence of the psychedelic Ayahuasca [PDF]

open access: yes, 2016
The entropic brain hypothesis holds that the key facts concerning psychedelics are partially explained in terms of increased entropy of the brain's functional connectivity.
de Araujo, Draulio B.   +4 more
core   +6 more sources

Herbal highs: review on psychoactive effects and neuropharmacology [PDF]

open access: yes, 2017
Background: A new trend among users of new psychoactive substances’ the consumption of “herbal highs”: plant parts containing psychoactive substances.
Graziano, S   +5 more
core   +1 more source

Pre-clinical interaction of ayahuasca, a brew used in spiritual movements, with morphine and propofol

open access: yesBrazilian Journal of Pharmaceutical Sciences, 2018
Ayahuasca is a beverage with psychoactive properties used in religious and ceremonial rituals by some religious groups. The main active components of ayahuasca are dimethyltryptamine and the harmala alkaloids with β-carboline structure acting as ...
Júlia Movilla Pires   +5 more
doaj   +1 more source

Reaction of N,N-Dimethyltryptamine with Dichloromethane Under Common Experimental Conditions. [PDF]

open access: yes, 2018
A large number of clinically used drugs and experimental pharmaceuticals possess the N,N-dimethyltryptamine (DMT) structural core. Previous reports have described the reaction of this motif with dichloromethane (DCM), a common laboratory solvent used ...
Dunlap, Lee E, Olson, David E
core   +3 more sources

Ayahuasca and Its DMT- and β-carbolines – Containing Ingredients Block the Expression of Ethanol-Induced Conditioned Place Preference in Mice: Role of the Treatment Environment

open access: yesFrontiers in Pharmacology, 2018
Ayahuasca is a hallucinogenic beverage produced from the decoction of Banisteriopsis caapi (Bc) and Psychotria viridis (Pv), β-carboline- and N,N-dimethyltryptamine(DMT)-containing plants, respectively.
Elisangela G. Cata-Preta   +13 more
doaj   +1 more source

Possible Therapeutics Effects of Ayahuasca, a Psychedelic Compound

open access: yesEuropean Psychiatry, 2022
Introduction Ayahuasca is an hallucinogenic tea prepared from the Amazonian vine Banisteriopsis caapi and the leaves of the plant Psychotria Viridis.
L. Silva, L. Bravo
doaj   +1 more source

Os conteúdos das visões da ayahuasca

open access: yesMana, 2003
Este artigo examina os conteúdos das alucinações visuais induzidas pela infusão psicotrópica ayahuasca. Ele faz parte de uma investigação fenomenológica mais ampla que busca estudar a ayahuasca de uma perspectiva psicológico-cognitiva.
Benny Shanon
doaj   +1 more source

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