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Research Square

ISSN 2693-5015

300 papers in the library · 141 citations · publishing 2020-2026

Papers

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Cultural Humility and Psychedelics: A Framework Analysis of Psychedelic-Assisted Therapy Manuals and Practice Guidelines

Research Square February 13, 2025 Ayanna K. Bell, Bianca R. Watt, Arturo S. Lopez Flores et al. 1 citation preprint

Abstract Background Cultural biases within healthcare systems result in inequitable treatment, harms, and mistrust—particularly for individuals with marginalized identities. Cultural humility training is dynamic, reflective, and emphasizes person-centered care and mutual respect. Psychedelic-assisted therapy (PAT) is an emerging modality for treating psychiatric disorders. Practice manuals and...

A scoping review on randomized controlled trials investigating effects of breathwork in women with breast cancer

Research Square January 30, 2025 Vinitha Ganesan, Kathryn Kaiser, Anjani Allada et al. preprint

Abstract Background: Patients with breast cancer experience distress, treatment-related discomfort, and fear of recurrence, from initial diagnosis through survivorship. Aims: This study aimed to assess the effects of breathwork interventions on the mental health and quality of life of breast cancer patients and survivors. Methods: We searched multiple databases for randomized controlled trials...

Efficacy of Online Conscious Connected Breathwork in Reducing Symptoms of Anxiety: A Quantitative Study

Research Square December 13, 2024 Richard Lawrence Blake preprint

Abstract Amidst the growing prevalence of anxiety disorders and the limitations of existing treatments, this research paper posits that we need to expand treatment options rather than simply to include more people in therapy or on medication. The popularity of breathwork has grown enormously but is still in the process of creating a robust body of evidence to validate its utility. This research...

The Effect of Mindfulness-Based Cognitive Therapy on Auditory Hallucinations in Patients with Schizophrenia: A Randomized Controlled Trial

Research Square December 3, 2024 Qiubi Tang, Wenqing Zhou, Tao Zheng et al. preprint

Abstract Background Schizophrenia is a severe mental disorder characterized by symptoms such as auditory hallucinations, which can seriously impact patients' quality of life and social functioning. Mindfulness-Based Cognitive Therapy (MBCT) has emerged as a promising non-pharmacological intervention to manage these symptoms. This study aims to evaluate the effectiveness of MBCT on auditory...

Non-ordinary states of consciousness evoked by breathwork correlate with improved heart-rate variability

Research Square November 21, 2024 Tiziano Canello, Alejandro Tlaie, Kamlesh Chalise et al. preprint

Abstract High ventilation breathwork is a breathing practice that involves deep, accelerated breathing over a prolonged duration (> 15 minutes). This basic practice underpins a wide range of traditions, from Pranayama to Holotropic and Conscious-Connected breathwork. Anecdotal reports suggest that it can benefit physical and mental health, often by evoking altered states of consciousness....

The Reporting of Setting in Psychedelic Clinical Trials (ReSPCT) Guidelines: An international Delphi consensus study

Research Square November 18, 2024 Chloé Pronovost-Morgan, Kyle T. Greenway, Leor Roseman 2 citations preprint

Abstract Background Psychedelic substances exhibit complex interactions with the ‘set and setting’ of use, i.e., the internal state of the user and the external environment in which a psychedelic experience takes place. Despite the known importance of these contextual variables, psychedelic research has suffered from methodological weaknesses in reporting extra-pharmacological factors and from...

DOI: 10.21203/rs.3.rs-5428217/v1 (opens in new tab) Full text (opens in new tab) Delphi method Clinical trial Medical physics Artificial intelligence

The Effect of Psychedelics on Individuals with a Personality Disorder: Results from two Prospective Cohort Studies

Research Square October 15, 2024 Alexandra R. Gordon, Brennan M. Carrithers, Broc A. Pagni et al. 3 citations preprint

Abstract Background: Personality disorders (PDs) are characterized by impairments in psychological functioning for which pharmacologic treatments have demonstrated limited efficacy. Psychedelics may offer a possible PD treatment, given preliminary evidence for their potential long-term positive effects on psychological functioning. However, little is known about safety or potential therapeutic...

Ketamine and Psilocybin Differentially Impact Sensory LearningDuring the Mismatch Negativity

Research Square September 26, 2024 Shona G. Allohverdi, Milad Soltanzadeh, André Schmidt et al. preprint

Abstract Ketamine and psilocybin show potential as therapies for various mental illnesses, including major depressive disorder. However, further investigation into their neural mechanisms is required to understand their effects on the brain. By combining computational modelling with electroencephalography (EEG), we examine the effects of ketamine and psilocybin on hierarchical sensory...

Psilocybin ameliorates neuropathic pain-like behaviour in mice and facilitates the gabapentin-mediated analgesia

Research Square September 19, 2024 Maria Maiarù, Tatum Askey, Daniel Allen-Ross et al. 2 citations preprint

Abstract Chronic pain states are challenging to control with current drug therapies. Here, we demonstrate that a single dose of psilocybin can produce a sustained anti-nociceptive effect in a mouse model of chronic neuropathic pain. Beyond this, the single dose of psilocybin caused a dramatic increase in the anti-nociceptive potential of gabapentin, a widely used treatment for neuropathic pain,...

Exploring U.K. cancer doctors’ attitudes toward psilocybin-assisted psychotherapy for cancer-related distress

Research Square September 18, 2024 Shane Mageean, Anderson Daniel, Sara Tai preprint

Abstract Background A diagnosis of cancer is often associated with significant psychological distress. Current approaches to cancer-related distress predominantly fall short of meeting the needs of patients. Recent investigations have shown that administering psilocybin in combination with psychotherapy might be effective at reducing distress in cancer patients. Oncologists are often...

Advanced tractography results agree with communication between Global Workspace and Integrated Information consciousness areas

Research Square September 6, 2024 Nicolas Lori, José Machado preprint

Abstract The study of consciousness is gaining importance in both neuroscience and the development of Artificial Intelligence (AI). We show here that an advanced White Matter (WM) tractography method, termed gridography, can explore the potential integration of two prominent theories of consciousness: Global Workspace Theory (GWT) and Integrated Information Theory (IIT). Using gridography on...

Single-Dose Psilocybin Therapy for Alcohol Use Disorder: Pharmacokinetics, Feasibility, Safety, and Efficacy in an Open-Label Study

Research Square August 23, 2024 Mathias E. Jensen, Dea Siggaard Stenbæk, Catharina Messell et al. 1 citation preprint

Abstract Background Psilocybin, a serotonin 2A receptor agonist with psychedelic properties, shows promise as a novel treatment for alcohol use disorder (AUD). While current studies involve two dosing sessions, the effects a single dose have not been investigated. Aims To investigate the pharmacokinetics, feasibility, safety, and efficacy of single-dose psilocybin therapy in AUD. Methods This...

Prevalence and Correlates of Psychedelic Use in Poland: A Study on a Representative Sample of Polish Adults

Research Square August 15, 2024 Paweł Holas, Justyna Kamińska preprint

Abstract Objective Recent years have witnessed a resurgence in research exploring the therapeutic potential of classic psychedelics like psilocybin and LSD for treating mental disorders. However, there is a limited knowledge regarding the epidemiology of classic psychedelics consumption and the factors associated with their recreational use in Poland. Methods A representative sample of Polish...

DOI: 10.21203/rs.3.rs-4860906/v1 (opens in new tab) Psychedelic use Psychedelic engagement Psychedelic experience Past use +8

Large language models auto-profile conscious awareness changes under psychedelic drug effects

Research Square August 8, 2024 Danilo Bzdok, Robin Carhart-Harris, Chloe Savignac et al. 3 citations preprint

Abstract Psychedelic experiences open a colorful view into drug-induced changes in conscious awareness. Small-sample studies on psychedelic drug action have gained traction in recent years. Yet, today’s means for measuring changes in subjective experience are mostly limited to legacy questionnaires of pre-assumed relevance, which could be complemented by bottom-up explorations of semantic...

DOI: 10.21203/rs.3.rs-4670805/v1 (opens in new tab) Ai consciousness mapping Psychedelic research Subjective experience Therapeutic potential

Immediate Effects of Mindful Awareness in Body-oriented Therapy as an Adjunct to Medication for Opioid Use Disorder.

Research Square July 15, 2024 Cynthia U Price, Kenneth C Pike, Anna Treadway et al. preprint

While effective, medication for opioid use disorder (MOUD) treatment outcomes can be limited by co-occurring polysubstance use, mental health and chronic pain conditions. Interoceptive training may facilitate well-being and support medication treatment for MOUD. This study examined the pre-post effects of the mindfulness-based intervention Mindful Awareness in Body-oriented Therapy (MABT) as an...

Psilocin fosters neuroplasticity in iPSC-derived human cortical neurons

Research Square June 7, 2024 Målin Schmidt, Anne Hoffrichter, Mahnaz Davoudi et al. 5 citations preprint

Abstract Psilocybin is studied as innovative medication in anxiety, substance abuse and treatment-resistant depression. Animal studies show that psychedelics promote neuronal plasticity by strengthening synaptic responses and protein synthesis. However, the exact molecular and cellular changes induced by psilocybin in the human brain are not known. Here, we treated human cortical neurons...

Kindness is lesser preferable than happiness: Investigating interest in different effects of the Loving-kindness and Compassion Meditations

Research Square June 5, 2024 Yanhe Deng, Wen Wang, Taoyuan Du et al. preprint

Abstract The primary purpose of the Loving-kindness and Compassion Meditations (LKCM) in Buddhism was the cultivation of kindness, but many modern LKCM trainings focused on happiness, and even used the “kindness for happiness” strategy that advocate cultivation of kindness for the benefit of happiness. This study investigated whether cultivating kindness was lesser desired than enhancing...

Effects of brief remote high ventilation breathwork with retention on mental health and wellbeing: A randomised placebo-controlled trial

Research Square April 22, 2024 Guy W. Fincham, Elissa S Epel, Alessandro Colasanti et al. preprint

Abstract High ventilation breathwork with retention (HVBR) might be beneficial for mental/physical health and has been growing in popularity over the past decade. However, little research has investigated the potential therapeutic effects of brief, remotely delivered HVBR and the tolerability profile of this technique. This study (NCT06064474) was the largest blinded randomised-controlled trial...

High-order brain interactions in ketamine during rest and task: A double-blinded cross-over design using portable EEG.

Research Square March 21, 2024 Agustin Ibanez, Rubén Herzog, Florentine Barbey et al. 1 citation preprint

In a double-blinded cross-over design, 30 adults (mean age = 25.57, SD = 3.74; all male) were administered racemic ketamine and compared against saline infusion as a control. Both task-driven (auditory oddball paradigm) and resting-state EEG were recorded. HOI were computed using advanced multivariate information theory tools, allowing us to quantify nonlinear statistical dependencies between...

DOI: 10.21203/rs.3.rs-3954073/v1 (opens in new tab) Full text (opens in new tab) Psychopharmacology Consciousness-research Brain-connectivity Ketamine-studies

Lightening the Mind: Comparing Audiovisual Stimulation and Meditation for Mood and Cognition Enhancement

Research Square March 14, 2024 Micah Johnson, Ninette Simonian, Nicco Reggente preprint

Abstract In this randomized, controlled, and double-blind experiment with a relatively large sample (n = 262), a novel technique of audiovisual stimulation (AVS) was demonstrated to substantially improve self-reported mood states by reducing several negative affects, including anxiety and depression, and enhancing performance on mood-sensitive cognitive tasks. Most of the AVS effects were...

Improvements in well-being following naturalistic psychedelic use and underlying mechanisms of change in older adults: A prospective cohort study.

Research Square March 8, 2024 Hannes Kettner, Leor Roseman, Adam Gazzaley et al. 5 citations preprint

Affective symptoms such as anxiety, low mood, and loneliness are prevalent and highly debilitating symptoms among older adults (OA). Serotonergic psychedelics are novel experimental interventions for affective disorders, yet little is known regarding their effects in OA. Using a prospective cohort design, we identified 62 OA (age ≥ 60 years) and 62 matched younger adults (YA) who completed...

Development, Content Validation and Pilot Study Feasibility of Heartfulness Meditation and Yoga Protocol for Anxiety

Research Square February 29, 2024 Mansee Thakur preprint

Integrating contemplative practices such as meditation and yoga may offer a comprehensive approach for the rise in mental health issues. We aimed to develop and validate a Heartfulness Meditation and Yoga protocol for individuals with low to moderate anxiety. In Phase 1, we developed the protocol from extensive literature survey using classical yoga texts and scientific studies. Phase 2...

The Temporal Trajectory of the Psychedelic Mushroom Experience Mimics the Narrative Arc of the Hero’s Journey

Research Square February 23, 2024 Ari Brouwer, Joshua K. Brown, Earth Erowid et al. 5 citations preprint

Abstract Psychedelic therapy has the potential to become a revolutionary and transdiagnostic mental health treatment, yielding enduring benefits that are often attributed to the experiences that coincide with peak psychedelic effects. However, there may be an underrecognized temporal structure to this process that helps explain why psychedelic and related altered states of consciousness can...

Decreased CO2 saturation during circular breathwork supports emergence of altered states of consciousness

Research Square February 22, 2024 Martha N. Havenith, Max Leidenberger, Jelena Brasanac et al. 3 citations preprint

Abstract Altered states of consciousness (ASCs), induced e.g. by psychedelics, show great potential to treat widespread mental health disorders like depression and PTSD. However, access to such treatments is restricted by legal, medical, and financial barriers. Here, we explore the potential of circular breathwork to serve as an accessible, non-pharmacological alternative to engage similar...

DOI: 10.21203/rs.3.rs-3976380/v1 (opens in new tab) Non-ordinary states Circular breathwork Respiration Breathing techniques +14