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Estela Càmara

7 papers in the library · 101 citations · publishing 2019-2024

Papers

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Inducing a meditative state by artificial perturbations: A mechanistic understanding of brain dynamics underlying meditation.

Network Neuroscience 2024 Paulina Clara Dagnino, Javier A. Galadí, Estela Càmara et al. 4 citations

Contemplative neuroscience has increasingly explored meditation using neuroimaging. However, the brain mechanisms underlying meditation remain elusive. Here, we implemented a mechanistic framework to explore the spatiotemporal dynamics of expert meditators during meditation and rest, and controls during rest. We first applied a model-free approach by defining a probabilistic metastable substate...

The meditative brain: State and trait changes in harmonic complexity for long-term mindfulness meditators

bioRxiv (Cold Spring Harbor Laboratory) November 17, 2023 Selen Atasoy, Anira Escrichs, Eloise Stark et al. 6 citations preprint

ABSTRACT Meditation is an ancient practice that is shown to yield benefits for cognition, emotion regulation and human flourishing. In the last two decades, there has been a surge of interest in extracting the neural correlates of meditation, in particular of mindfulness meditation. Yet, these efforts have been mostly limited to the analysis of certain regions or networks of interest and a...

Inducing a meditative state by artificial perturbations: A causal mechanistic understanding of brain dynamics underlying meditation

bioRxiv Preprint Server July 27, 2023 Paulina Clara Dagnino, Javier A. Galadí, Estela Càmara et al. 1 citation preprint

Contemplative neuroscience has increasingly explored meditation using neuroimaging. However, the brain mechanisms underlying meditation remain elusive. Here, we implemented a causal mechanistic framework to explore the spatiotemporal dynamics of expert meditators during meditation and rest. We first applied a model-free approach by defining a probabilistic metastable substate (PMS) space for...

Unifying turbulent dynamics framework distinguishes different brain states

Communications Biology June 29, 2022 Anira Escrichs, Yonatan Sanz Perl, Carme Uribe et al. 67 citations

Significant advances have been made by identifying the levels of synchrony of the underlying dynamics of a given brain state. This research has demonstrated that non-conscious dynamics tend to be more synchronous than in conscious states, which are more asynchronous. Here we go beyond this dichotomy to demonstrate that different brain states are underpinned by dissociable spatiotemporal...

DOI: 10.1038/s42003-022-03576-6 (opens in new tab) Full text (opens in new tab) Dynamics music Turbulence Statistical physics Cognitive science +1

Meditation-induced effects on whole-brain structural and effective connectivity

Brain Structure and Function May 6, 2022 Eleonora de Filippi, Anira Escrichs, Estela Càmara et al. 23 citations

In the past decades, there has been a growing scientific interest in characterizing neural correlates of meditation training. Nonetheless, the mechanisms underlying meditation remain elusive. In the present work, we investigated meditation-related changes in functional dynamics and structural connectivity (SC). For this purpose, we scanned experienced meditators and control (naive) subjects...

Characterizing the Dynamical Complexity Underlying Meditation.

Frontiers in Systems Neuroscience July 10, 2019 Anira Escrichs, Ana Sanjuán, Selen Atasoy et al.

Over the past 2,500 years, contemplative traditions have explored the nature of the mind using meditation. More recently, neuroimaging research on meditation has revealed differences in brain function and structure in meditators. Nevertheless, the underlying neural mechanisms are still unclear. In order to understand how meditation shapes global activity through the brain, we investigated the...

Characterizing the Dynamical Complexity underlying Meditation

Anira Escrichs, Ana Sanjuán, Selen Atasoy et al. preprint

Abstract Over the past 2,500 years, contemplative traditions have explored the nature of the mind using meditation. More recently, neuroimaging research on meditation has revealed differences in brain function and structure in meditators. Nevertheless, the underlying neural mechanisms are still unclear. In order to understand how meditation shapes global activity through the brain, we...