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Maria Lara Porpino de Meiroz Grilo

4 papers in the library · 23 citations · publishing 2021-2026

Papers

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Preliminary analysis of ayahuasca-induced anatomical alterations in the somatosensory cortex of juvenile non-human primates (Callithrix jacchus) subjected to chronic stress

Translational Psychiatry February 19, 2026 Luís Carlos Pereira, Wigínio Gabriel Lira-Bandeira, Andréa Silva Medeiros-Bandeira et al.

Major depressive disorder remains a debilitating mental health disorder affecting millions worldwide, with growing prevalence among adolescents. Recent studies highlight the critical role of the somatosensory cortex in the neuropathology of depression, including structural alterations that impair cortical function. This study investigates the prophylactic effects of ayahuasca, a classic...

Ayahuasca partially preserves striatal integrity in juvenile non-human primates exposed to chronic stress: evidence from stereological evaluation.

Frontiers in Neuroanatomy 2025 Wigínio Gabriel de Lira-Bandeira, Lílian Andrade Carlos de Mendonça Batista, Andréa Silva de Medeiros Bandeira et al. 4 citations

The striatum (St) integrates cognitive, motor, and limbic functions and plays a critical role in processing emotions, motivation, and rewards. It may undergo several morphophysiological changes in neuropsychiatric diseases. Depression, a complex psychiatric disorder, affects millions of people around the world and leads to an increased risk of suicide, decreased quality of life, and functional...

Prophylactic action of ayahuasca in a non-human primate model of depressive-like behavior.

Frontiers in Behavioral Neuroscience 2022 Maria Lara Porpino de Meiroz Grilo, Geovan Menezes de Sousa, Lilían Andrade Carlos de Mendonça et al. 12 citations

Observational studies of long-term users of ayahuasca, an Amazonian psychedelic brew, suggest an increase in resilience via improvements in emotion and cognition. Ayahuasca has also demonstrated clinical antidepressant effects in human and animal studies; however, its potential prophylactic action in depression has not been previously studied. Therefore, this experimental study sought to...

Natural and Experimental Evidence Drives Marmosets for Research on Psychiatric Disorders Related to Stress

Frontiers in Behavioral Neuroscience June 11, 2021 Maria Bernardete Cordeiro de Sousa, Maria Lara Porpino de Meiroz Grilo, Nicole Leite Galvão‐coelho 7 citations

Knowledge of the behavioral ecology of marmosets carried out in their natural habitat associated with the advent of a non-invasive technique for measuring steroid hormones in feces has made a significant contribution to understanding their social relationships and sexual strategies. These studies showed that they are mainly monogamous, live in relatively stable social groups according to a...