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Paulo Roberto Haidamus de Oliveira Bastos

4 papers in the library · 52 citations · publishing 2015-2026

Papers

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Brain functional network dynamics in women with alleged mediumship: a controlled study.

Psychiatry Research Neuroimaging June 2026 Jéssica Plácido, Marco Aurélio Vinhosa Bastos, Paulo Roberto Haidamus de Oliveira Bastos et al.

The Brain Functional Networks (BFN) approach integrates Electroencephalography, Graph Theory, and Motif Synchronization to identify brain regions that are functionally connected over time, even if spatially distant. This contrasts with previous studies on mediumship. To analyze BFN topological indices during mediumistic trance. Secondary data collected in Campo Grande, Brazil, were analyzed....

"Seat of the soul"? The structure and function of the pineal gland in women with alleged spirit possession-Results of two experimental studies.

Brain and Behavior July 1, 2020 Marco Aurélio Vinhosa Bastos, Paulo Roberto Haidamus de Oliveira Bastos, Loyná Euá Flores E Paez et al. 8 citations

Cultural traditions attribute to pineal gland an important role for spiritual experiences. Mediumship and spirit possession are cultural phenomena found worldwide which have been described as having dissociative and psychotic-like characteristics, but with nonpathological aspects. A sympathetic activation pattern in response to spirit possession has been reported in some studies, but empirical...

DOI: 10.1002/brb3.1693 (opens in new tab) Full text (opens in new tab) 6-sulfatoxymelatonin Dissociation Mediumship Pineal gland +2

Physiologic correlates of culture-bound dissociation: A comparative study of Brazilian spiritist mediums and controls.

Transcultural Psychiatry April 1, 2018 Marco Aurélio Vinhosa Bastos, Paulo Roberto Haidamus de Oliveira Bastos, Igraíne Helena Scholz Osório et al. 12 citations

Mediumship and spirit possession are cultural phenomena found in many societies worldwide. In Brazil, Spiritism (a tradition in which mediumship is emphasized) is the third largest religious denomination. The present study aimed to investigate physiologic correlates of nonpathological dissociative experiences by comparing 20 female spiritist mediums with several years of socially sanctioned...

DOI: 10.1177/1363461518759202 (opens in new tab) Full text (opens in new tab) Dissociation Heart rate variability Melatonin Noradrenaline +2

Mediumship: review of quantitatives studies published in the 21st century

Archives of Clinical Psychiatry (São Paulo) October 1, 2015 Marco Aurélio Vinhosa Bastos, Paulo Roberto Haidamus de Oliveira Bastos, Lídia Gonçalves et al. 32 citations

Background Mediumship can be defined as the alleged ability to communicate with deceased persons. The last decade has been particularly productive for this field of research and the study of mediumship can help the understanding of the human mind-brain relationship and provide objective data to the scientific community and to the general population. Objective The aim of this review is to...