Cybin Announces Promising Results from Sponsored Kernel Flow® Feasibility Study Measuring Psychedelic Effects on the Brain
Cybin Inc. announced promising results from a feasibility study using Kernel Flow, a wearable technology designed to measure the psychedelic effects of ketamine on brain activity. Conducted in partnership with Kernel, the study found that Kernel Flow successfully provides real-time assessments of blood oxygenation changes linked to neural activity. Key findings included ketamine's impact on functional brain biomarkers and its potential utility in predicting therapeutic outcomes. Cybin aims to further explore psychedelics' effects for mental health treatments, holding exclusive rights to innovations from this study.
- Promising proof-of-principle for Kernel Flow as a real-time monitoring system of neural activity.
- Demonstrated ketamine's potential therapeutic effects through changes in brain function.
- Ability to predict mystical experience scores linked to reduced depressive symptoms.
- Reliable physiological measurements that could streamline future studies.
- None.
- Study supports earlier findings and demonstrates that Kernel Flow provides a functional measure of blood oxygenation changes in the brain associated with neural activity -
“The results from the feasibility study are very promising and provide further insights into the potential of this cutting-edge wearable technology to quantify neural activity and changes in brain biomarkers during the administration of psychedelics. The possibility of using this technology to develop a predictive tool to aid in identifying appropriate candidates for psychedelic-based therapy is also quite exciting, as is the convenience of a portable device, which could lend itself to more widespread use in clinical settings,” said
“Looking ahead, we remain focused on expanding our scientific understanding of the effects and mechanisms of action of psychedelics on the brain – all with the ultimate goal of developing safe and effective treatments for a range of mental health conditions,” concluded Drysdale.
Key Findings from the Feasibility Study:
- Provided important proof-of-principle for Kernel Flow as a portable functional system that provides real-time measurements of blood oxygenation changes in the brain associated with neural activity using Time Domain Near Infrared Spectroscopy (“TD-fNIRS”).
- Demonstrated ketamine-induced changes to functional brain biomarkers associated with potential therapeutic effects, including alterations in cortical function associated with psychedelic experiences.
- Ketamine led to a brain-wide reduction in the fractional amplitude of low frequency fluctuations (“fALFF”) and a decrease in the global brain connectivity of the prefrontal region compared to saline. It has been suggested that fALFF is of particular functional importance within the default mode network, which has been shown to be modulated by psychedelics and is associated with a range of neuropsychiatric conditions.
- A model combining neural and physiological metrics successfully predicted mystical experience scores on Revised Mystical Experience Questionnaire, which has been shown in previous research to mediate reductions in depressive symptomatology.
- Demonstrated reliable physiological measurements of pulse rate (“PR”) and pulse rate variability (“PRV”) extracted from TD-fNIRS recordings that match those obtained from commercial external photoplethysmography sensors, thus rendering the use of external sensors to measure cardiac activity unnecessary in future experiments.
- Ketamine led to increased PR, decreased PRV, increased absolute concentrations of oxy-hemoglobin and decreased deoxy-hemoglobin concentrations, and elevated electrodermal activity (measured by an external sensor), providing further physiological measures of the effects of the ketamine doses administered in the study.
“This study can be regarded as an important step toward larger-scale clinical studies using Kernel Flow to quantify the impact of psychedelics, or other neuroactive substances and central nervous system drugs, on the brain,” said
Feasibility Study Design
The study was a single-blind, placebo-controlled, non-randomized design with participants completing study visits roughly once a week for four weeks. The four study visits were always conducted in the same order: a screening visit, two dosing visits, and a follow-up phone call. Dosing visits were always placebo (saline,
The main objective of the feasibility study was to evaluate a participant’s experience wearing Kernel Flow while in an altered state of consciousness following the administration of ketamine.
The feasibility study received
As part of Cybin’s sponsorship of the feasibility study, the Company will retain an exclusive interest in any innovations that are discovered or developed through its independent analysis of the study findings.
About Kernel Flow®
Kernel Flow is a wearable headset that measures brain activity by recording local changes in blood oxygenation. It is adjustable, can accommodate nearly anyone and is safe. Kernel Flow is a groundbreaking neurotechnology because it reduces loud, expensive, and room-sized equipment to a head-worn apparatus while providing neural activity data of the highest possible optical quality. This combination has never existed in such a commercial and scalable device, all factors for why brain interfaces and neuroimaging technology has largely remained in academic labs or hospital basements. The entire system is the size and look of a bicycle helmet and could, in the future, be more broadly used for neuroscientific or physiological studies of brain activity during treatment.
About
Cautionary Notes and Forward-Looking Statements
Certain statements in this press release constitute forward-looking information. All statements other than statements of historical fact contained in this press release, including, without limitation, statements regarding Cybin’s future, strategy, plans, objectives, goals and targets, and any statements preceded by, followed by or that include the words “believe”, “expect”, “aim”, “intend”, “plan”, “continue”, “will”, “may”, “would”, “anticipate”, “estimate”, “forecast”, “predict”, “project”, “seek”, “should” or similar expressions or the negative thereof, are forward-looking statements. Forward looking statements in this news release include statements regarding the anticipated results and potential uses of the Kernel Flow technology, the ability of Kernel Flow to potentially assist in and/or serve as a tool in respect of the identification and development of treatment regimens, the Company’s plan to engineer proprietary drug development platforms, innovative drug delivery systems, novel formulation approaches, potential treatment regimens for psychiatric disorders and development of medicinal psychedelics to address unmet medical needs.
These forward-looking statements are based on reasonable assumptions and estimates of management of the Company at the time such statements were made. Actual future results may differ materially as forward-looking statements involve known and unknown risks, uncertainties, and other factors which may cause the actual results, performance, or achievements of the Company to materially differ from any future results, performance, or achievements expressed or implied by such forward-looking statements. Such factors, among other things, include: implications of the COVID-19 pandemic on the Company's operations; fluctuations in general macroeconomic conditions; fluctuations in securities markets; expectations regarding the size of the psychedelics market; the ability of the Company to successfully achieve its business objectives; plans for growth; political, social and environmental uncertainties; employee relations; the presence of laws and regulations that may impose restrictions in the markets where the Company operates; and the risk factors set out in the Company's management's discussion and analysis for the three and six month periods ended
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