Over several millennia, various native plant species in South America have been used for
their healing and psychoactive properties. Chemical analysis of archaeological artifacts …

Bufotenine (5-hydroxy-N, N-dimethyltryptamine) is a natural tryptamine derivative with
hallucinogenic activity. In this paper, we present novel chemical and molecular …

In 1973, analysis of the mummified remains of a young boy dated to 700AD and from the
Late Nasca period (Peru) identified (i) chronic Pott's disease, leading to loss of lower body …

The preservation of naturally mummified bodies in the Nazca drainage and Yauca Valley
provided an opportunity to analyse for the first time which of the psychoactive plants were …

Cocaine hydrochloride salts are one of the most commonly used drugs of our days, yet there
is very little hard evidence regarding when people started consuming such an extensively …

Endogenous images are geometric shapes visualized involuntarily due to psychotropic (eg,
intoxicants) or physical (eg, migraines) stimuli. According to the Lewis-Williams and Dowson …

Background Cardiovascular disease has emerged as the world's leading cause of death in
the last century. An epidemiological focus of this disease that extends not only beyond the …

Interaction is viewed within anthropological theory as an important causal mechanism for
culture change. It has played an especially prominent role in western South American …

Endogenous images are geometric shapes visualized involuntarily due to psychotropic (eg,
intoxicants) or physical (eg, migraines) stimuli. According to the Lewis-Williams and Dowson …

Résumé L'ayahuasca, ou yagé, est une boisson hallucinogène consommée principalement
lors de rituels chamaniques à des fins thérapeutiques et divinatoires. Traditionnellement, ce …