An average of 15-20% of patients on the ketogenic diet (KD) experience a >50% reduction in seizure frequency; however, 10-40% discontinue the diet due to either a lack of response or adverse side effects. This variability in patient response raises the possibility that genetic factors may influence the efficacy of the KD. As a first step towards identifying these factors, we evaluated the ability of the KD to alter seizure thresholds in four commonly used inbred mouse strains: C57BL/6J, FVB/NJ, A/J, and DBA/2J. We observed strain-specific differences, indicating that genetic factors are likely to influence efficacy.
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http://dx.doi.org/10.1111/j.1528-1167.2008.01839.x | DOI Listing |
ACS Chem Neurosci
January 2025
Department of Neurology, Ganzhou Hospital-Nanfang Hospital, Southern Medical University, Ganzhou, Jiangxi 341000, China.
Epilepsy is a chronic neurological disorder caused by abnormal discharges of neurons in the brain, which seriously affects the quality of life of patients. Although there are various drug treatments available, many epilepsy patients still experience seizures with the effect of drugs and develop refractory epilepsy. The ketogenic diet can treat drug-refractory epilepsy by regulating the body's metabolism and can enhance the quality of life by improving their cognition, behavior, and sleep quality.
View Article and Find Full Text PDFJ Sports Med Phys Fitness
January 2025
Department of Sports and Welfare Science, School of Physical Education, Sendai University, Shibata, Japan.
Background: Previous studies show that ketosis caused by the consumption of low-carbohydrate diets improves cognitive functions and that ketogenic diets can be used to treat epilepsy. In vivo and in vitro experiments have shown that ketosis regulates pain, inflammation, and oxidative stress. Thus, we investigated the effects of ketosis induced by a low-carbohydrate diet on muscle soreness, inflammation, and redox status in human subjects.
View Article and Find Full Text PDFAm J Physiol Cell Physiol
January 2025
Sansum Diabetes Research Institute, Santa Barbara, CA, USA.
Very-low-carbohydrate diets (LCHF; <50g/day) have been debated for their potential to lower pre-exercise muscle and liver glycogen stores and metabolic efficiency, risking premature fatigue. It is also hypothesized that carbohydrate ingestion during prolonged exercise delays fatigue by increasing carbohydrate oxidation, thereby sparing muscle glycogen. Leveraging a randomized crossover design, we evaluated performance during strenuous time-to-exhaustion (70%⩒O) tests in trained triathletes following 6-week high-carbohydrate (HCLF, 380g/day) or very-low-carbohydrate (LCHF, 40g/day) diets to determine (i) if adoption of the LCHF diet impairs time-to-exhaustion performance, (ii) whether carbohydrate ingestion (10g/hour) 6-12x lower than current CHO fuelling recommendations during low glycogen availability (>15-hour pre-exercise overnight fast and/or LCHF diet) improves time-to-exhaustion by preventing exercise-induced hypoglycemia (EIH; <3.
View Article and Find Full Text PDFAlzheimers Dement
December 2024
Wake Forest University School of Medicine, Winston-Salem, NC, USA.
Background: Alzheimer's disease (AD) is a neurodegenerative disorder with significant environmental factors, including diet, that influence its onset and progression. While the ketogenic diet (KD) holds promise in reducing metabolic risks and potentially affecting AD progression, only a few studies have explored the KD's molecular impact for markers of AD therapeutic potential. The BEAM diet study simultaneously profiled the KD's effect on the lipidome, blood and cerebrospinal metabolome, and microbiome of both cognitively impaired and cognitively normal individuals.
View Article and Find Full Text PDFCommun Med (Lond)
January 2025
Department of Psychiatry and Behavioral Sciences, Duke University, Durham, NC, USA.
Background: Alzheimer's disease (AD) is a major neurodegenerative disorder with significant environmental factors, including diet and lifestyle, influencing its onset and progression. Although previous studies have suggested that certain diets may reduce the incidence of AD, the underlying mechanisms remain unclear.
Method: In this post-hoc analysis of a randomized crossover study of 20 elderly adults, we investigated the effects of a modified Mediterranean ketogenic diet (MMKD) on the plasma lipidome in the context of AD biomarkers, analyzing 784 lipid species across 47 classes using a targeted lipidomics platform.
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