Ayahuasca blocks ethanol preference in an animal model of dependence and shows no acute toxicity

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Autor(es): dc.contributorCentro Brasileiro de Informações sobre Drogas Psicotrópicas (CEBRID)-
Autor(es): dc.contributorUniversidade de São Paulo (USP)-
Autor(es): dc.contributorRua Prof Eneas de Siqueira Neto-
Autor(es): dc.contributorUniversidade Estadual de Londrina (UEL)-
Autor(es): dc.contributorUniversidade Estadual Paulista (UNESP)-
Autor(es): dc.contributorUniversidade Estadual de Campinas (UNICAMP)-
Autor(es): dc.creatorGianfratti, Bruno-
Autor(es): dc.creatorTabach, Ricardo-
Autor(es): dc.creatorSakalem, Marna Eliana-
Autor(es): dc.creatorStessuk, Talita-
Autor(es): dc.creatorMaia, Lucas Oliveira-
Autor(es): dc.creatorCarlini, Elisaldo Araujo-
Data de aceite: dc.date.accessioned2025-08-21T20:18:33Z-
Data de disponibilização: dc.date.available2025-08-21T20:18:33Z-
Data de envio: dc.date.issued2022-04-29-
Data de envio: dc.date.issued2022-04-29-
Data de envio: dc.date.issued2022-03-01-
Fonte completa do material: dc.identifierhttp://dx.doi.org/10.1016/j.jep.2021.114865-
Fonte completa do material: dc.identifierhttp://hdl.handle.net/11449/231559-
Fonte: dc.identifier.urihttp://educapes.capes.gov.br/handle/11449/231559-
Descrição: dc.descriptionEthnopharmacological relevance: Ayahuasca, a psychoactive beverage prepared from Banisteriopsis caapi and Psychotria viridis, is originally used by Amazon-based indigenous and mestizo groups for medicinal and ritualistic purposes. Nowadays, ayahuasca is used in religious and shamanic contexts worldwide, and preliminary evidence from preclinical and observational studies suggests therapeutic effects of ayahuasca for the treatment of substance (including alcohol) use disorders. Aim of the study: To investigate the initial pharmacological profile of ayahuasca and its effects on ethanol rewarding effect using the conditioned place preference (CPP) paradigm in mice. Materials and methods: Ayahuasca beverage was prepared using extracts of B. caapi and P. viridis, and the concentration of active compounds was assessed through high performance liquid chromatography (HPLC). The following behavioral tests were performed after ayahuasca administration: general pharmacological screening (13, 130, or 1300 mg/kg – intraperitoneally – i.p., and 65, 130, 1300, or 2600 mg/kg – via oral – v.o.); acute toxicity test with elevated doses (2600 mg/kg – i.p., and 5000 mg/kg – v.o.); motor activity, motor coordination, and hexobarbital-induced sleeping time potentiation (250, 500, or 750 mg/kg ayahuasca or vehicle – v.o.). For the CPP test, the animals received ayahuasca (500 mg/kg – v.o.) prior to ethanol (1.8 g/kg – i.p.) or vehicle (control group – i.p.) during conditioning sessions. Results: Ayahuasca treatment presented no significant effect on motor activity, motor coordination, hexobarbital-induced sleeping latency or total sleeping time, and did not evoke signs of severe acute toxicity at elevated oral doses. Ayahuasca pre-treatment successfully inhibited the ethanol-induced CPP and induced CPP when administered alone. Conclusions: Our results indicate that ayahuasca presents a low-risk acute toxicological profile when administered orally, and presents potential pharmacological properties that could contribute to the treatment of alcohol use disorders.-
Descrição: dc.descriptionAssociação Fundo de Incentivo à Pesquisa-
Descrição: dc.descriptionUniversidade de São Paulo-
Descrição: dc.descriptionFundação de Amparo à Pesquisa do Estado de São Paulo (FAPESP)-
Descrição: dc.descriptionCentro Brasileiro de Informações sobre Drogas Psicotrópicas (CEBRID), Rua Marselhesa, 557, Vila Clementino, CEP 04020-060-
Descrição: dc.descriptionDepartment of Psychobiology Federal University of Sao Paulo (UNIFESP), Rua Botucatu, 862, Edifício Ciências Biomédicas - 1° Andar, Vila Clementino, CEP 04724-000-
Descrição: dc.descriptionUNISA – Universidade Santo Amaro Rua Prof Eneas de Siqueira Neto, 340 - Jardim das Imbuias, CEP 04829-300-
Descrição: dc.descriptionDepartment of Anatomy State University of Londrina (UEL) Centro de Ciências Biológicas, Campus Universitário s/n, Caixa Postal 10011, CEP 86057-970-
Descrição: dc.descriptionInterunits Graduate Program in Biotechnology University of São Paulo (USP) Avenida Prof. Lineu Prestes 2415 - Edifício ICB - III Cidade Universitária, CEP 05508-900-
Descrição: dc.descriptionDepartment of Biotechnology São Paulo State University (UNESP), Campus Assis, Avenida Dom Antônio 2100, CEP 19806-900-
Descrição: dc.descriptionInterdisciplinary Cooperation for Ayahuasca Research and Outreach (ICARO) School of Medical Sciences University of Campinas (UNICAMP) Rua Tessália Vieira de Camargo 126 Cidade Universitária Zeferino Vaz, CEP 13083-887-
Descrição: dc.descriptionDepartment of Biotechnology São Paulo State University (UNESP), Campus Assis, Avenida Dom Antônio 2100, CEP 19806-900-
Descrição: dc.descriptionFAPESP: 06-58723-4-
Idioma: dc.languageen-
Relação: dc.relationJournal of Ethnopharmacology-
???dc.source???: dc.sourceScopus-
Palavras-chave: dc.subjectAyahuasca-
Palavras-chave: dc.subjectDMT-
Palavras-chave: dc.subjectEthanol abuse-
Palavras-chave: dc.subjectMedicinal plants-
Palavras-chave: dc.subjectPsychotropic drugs-
Título: dc.titleAyahuasca blocks ethanol preference in an animal model of dependence and shows no acute toxicity-
Tipo de arquivo: dc.typelivro digital-
Aparece nas coleções:Repositório Institucional - Unesp

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