Journal of Psychopharmacology
October 17, 2012
Daniel I. Brierley, Colin Davidson
42 citations
Harmine is a β-carboline alkaloid and major component of ayahuasca, a traditional South American psychoactive tea with anecdotal efficacy for treatment of cocaine dependence. Harmine is an inhibitor of monoamine oxidase A (MAO-A) and interacts in vitro with several pharmacological targets which modulate dopamine (DA) neurotransmission. In vivo studies have demonstrated dopaminergic effects of...
Health Culture and Society
September 8, 2012
E J Langdon, I S Rose
9 citations
The psychoactive substance known as ayahuasca has long been identified with Amazonian shamanism and traditional medicine. Over the last two decades its use has spread outside this region to urban populations in different parts of the world. This paper examines the adoption of the ritual use of the beverage by the Guarani Indians along the southern coast of Brazil. We argue that this process is...
PLoS One
August 8, 2012
José Carlos Bouso, Débora González, Sabela Fondevila et al.
313 citations
Ayahuasca is an Amazonian psychoactive plant beverage containing the serotonergic 5-HT(2A) agonist N,N-dimethyltryptamine (DMT) and monoamine oxidase-inhibiting alkaloids (harmine, harmaline and tetrahydroharmine) that render it orally active. Ayahuasca ingestion is a central feature in several Brazilian syncretic churches that have expanded their activities to urban Brazil, Europe and North...
Journal of Psychoactive Drugs
July 1, 2012
Ede Frecska, Csaba E. Móré, András Vargha et al.
88 citations
Studying the effect of psychedelic substances on expression of creativity is a challenging problem. Our primary objective was to study the psychometric measures of creativity after a series of ayahuasca ceremonies at a time when the acute effects have subsided. The secondary objective was to investigate how entoptic phenomena emerge during expression of creativity. Forty individuals who were...
Journal of Psychoactive Drugs
July 1, 2012
Rachel Harris, Lee Gurel
69 citations
Eighty-one subjects who used ayahuasca at least once in North America answered a lengthy set of open-ended questions and completed the 81-item After the Spiritual Experience Questionnaire. An additional 50 ayahuasca users were interviewed in person. The data for this study represent ayahuasca experience based on more than 2,267 ceremonies. A comparison group of 46 people attending a Catholic...
Journal of Psychoactive Drugs
July 1, 2012
Mitchell B. Liester, James I. Prickett
78 citations
Ayahuasca is a medicinal plant mixture utilized by indigenous peoples throughout the Amazon River basin for healing purposes. The "vine of the soul" or "vine of death," as it is known in South America, contains a combination of monoamine oxidase inhibitors and N,N-dimethyltryptamine (DMT). When ingested together, these medicines produce profound alterations in consciousness. Increasingly,...
June 12, 2012
Alex Roberto Melgar Figueroa
\n O chá ayahuasca é uma bebida psicotrópica que tem provocado polêmica devido ao uso indiscriminado por alguns grupos de pessoas e pela facilidade de compra pela internet. A bebida é feita por meio da decocção conjunta das plantas Banisteriopsis Caapi e Psychotria Viridis. Contém alcaloides beta-carbolínicos (?-carbolínicos) como harmina (HRM), harmalina (HRL) e harmalol, que possuem efeitos...
Progress in Neuro-Psychopharmacology and Biological Psychiatry
June 10, 2012
Daniel I. Brierley, Colin Davidson
133 citations
Ayahuasca is a hallucinogenic botanical mixture originating in the Amazon area where it is used ritually, but is now being taken globally. The 2 main constituents of ayahuasca are N,N-dimethyltryptamine (DMT), a hallucinogen, and harmine, a monoamine oxidase inhibitor (MAOI) which attenuates the breakdown of DMT, which would otherwise be broken down very quickly after oral consumption. Recent...
June 8, 2012
Ethan H. Mcilhenny
1 citation
Ayahuasca denotes an Amazonian psychotropic plant tea obtained from Banisteriopsis caapi, which contains beta-carboline (b-carboline) alkaloids, chiefly harmine, harmaline and tetrahydroharmine. The tea usually incorporates the leaves of Psychotria viridis, which are rich in N,N-dimethyltryptamine (DMT), a psychoactive 5-HT2A agonist. The beta-carbolines reversibly inhibit monoamine-oxidase...
Drug Testing and Analysis
April 19, 2012
Jordi Riba, Ethan H. Mcilhenny, Marta Valle et al.
91 citations
Ayahuasca is an Amazonian psychotropic plant tea obtained from Banisteriopsis caapi , which contains β ‐carboline alkaloids, chiefly harmine, harmaline and tetrahydroharmine. The tea usually incorporates the leaves of Psychotria viridis or Diplopterys cabrerana , which are rich in N , N ‐dimethyltryptamine (DMT), a psychedelic 5‐HT 2A/1A/2C agonist. The β ‐carbolines reversibly inhibit...
Nova Religio: The Journal of Alternative and Emergent Religions
April 13, 2012
Esther Jean Langdon, Isabel Santana de Rose
17 citations
This paper is a reflection on the ritual incorporation of ayahuasca, an Amazonian psychoactive ritual substance, by members of a Guarani Indian village on the Atlantic coast of the state of Santa Catarina, Brazil. Their shamanic leaders have adapted the use of this beverage into their ritual practices and recognize it as part of their culture and tradition. This process of appropriation is a...
Microchemical Journal
April 5, 2012
Alain Gaujac, Sabrina Teixeira Martinez, Arão Araújo Gomes et al.
34 citations
N,N-dimethyltryptamine (DMT) is a psychoactive indole alkaloid present in beverages consumed in religious ceremonies and in neo-shamanic rituals all around the world. It is a substance banned in most countries, which makes its acquisition difficult. In Brazil, a beverage rich in DMT named ayahuasca is legally consumed in a religious context. On the other hand, DMT is a controlled drug, enforced...
Anthropology of Consciousness
March 1, 2012
Bethe Hagens, Steven Lansky
4 citations
Abstract What is the potential significance of community in a prolonged dieta (10‐day restricted diet with regular ritual consumption of ayahuasca and other medicinal plants) in a remote jungle location in the A mazon basin of P eru? Pre‐dieta experiences including how participants join the community, cleansing routines prior to departure to P eru, sharing with the shaman one's personal...
Anthropology of Consciousness
March 1, 2012
Frank Echenhofer
8 citations
Abstract Ayahuasca is an A mazonian psychoactive shamanic brew that often elicits spontaneous, intense, and meaningful imagery narratives related to psychological and physical healing, problem solving, knowledge acquisition, community cohesion, creativity, and spiritual development. My EEG and phenomenology ayahuasca research found it caused the greatest changes in EEG beta coherence from 25 to...
Anthropology of Consciousness
March 1, 2012
Beatriz Caiuby Labate
21 citations
Abstract The B razilian ayahuasca religions, S anto D aime, B arquinha, and U nião do V egetal, have increasingly sought formal recognition by government agencies in B razil and other countries to guarantee their legal use of ayahuasca, which contains DMT , a substance that is listed. This article focuses on new alliances and rifts that have emerged between and among different ayahuasca groups...
Anthropology of Consciousness
March 1, 2012
Evgenia Fotiou
44 citations
Abstract Healing is an essential aspect of A mazonian mestizo shamanism. Not only is it one of the most commonly quoted motives for W esterners for participating in ayahuasca ceremonies, but most elements of an ayahuasca ceremony are aimed to heal and protect. This article is purely ethnographic, and its purpose is to provide insight into the ways healing is conceived by both ayahuasqueros and...
Anthropology of Consciousness
March 1, 2012
B. Anderson
29 citations
Abstract There is a growing interest among scientists and the lay public alike in using the S outh A merican psychedelic brew, ayahuasca, to treat psychiatric disorders like depression and anxiety. Such a practice is controversial due to a style of reasoning within conventional psychiatry that sees psychedelic‐induced modified states of consciousness as pathological. This article analyzes the...
Anthropology of Consciousness
March 1, 2012
Richard Doyle
26 citations
Abstract Numerous and diverse reports indicate the efficacy of shamanic plant adjuncts (e.g., iboga, ayahuasca, psilocybin) for the care and treatment of addiction, post‐traumatic stress disorder, cancer, cluster headaches, and depression. This article reports on a first‐person healing of lifelong asthma and atopic dermatitis in the shamanic context of the contemporary P eruvian A mazon and the...
February 2, 2012
Donald G. Barceloux
3 citations
This chapter contains sections titled: History Identifying Characteristics Exposure Dose Effect Toxicokinetics Histopathology and Pathophysiology Clinical Response Diagnostic Testing Treatment References
Anthropos
2012
Bettina E. Schmidt
1 citation
Anthropos , Seite 276 - 277