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the claim

Administration of rapamycin differs from calorie restriction in specific molecular pathways

the verdict
SUPPORTED
the evidence backs this
Recorded sources
3 sources for · 0 against

Counts group repeated records of the same source within each side. They do not measure evidence strength or source independence.

Is it true that administration of rapamycin differs from calorie restriction in specific molecular pathways?

Yes. Evidence from multiple studies indicates that although calorie restriction and rapamycin share some downstream geroprotective benefits, they engage distinctly different molecular pathways and gene expression patterns.

Verdict: SUPPORTED · 3 sources for, 0 against · Last checked

The analysis

The retrieved papers consistently show that calorie restriction and rapamycin operate through both overlapping and distinct molecular mechanisms, specifically noting unique pathway engagement in skeletal muscle and gene expression patterns. Therefore, the claim that administration of rapamycin differs from calorie restriction in specific molecular pathways is fully supported.

Evidence for · 3
Differential Effects of Calorie Restriction and Rapamycin on Age-Related Molecular and Functional Changes in Skeletal Muscle
2022
The study finds that while calorie restriction and rapamycin both provide protection against age-related muscle decline, they engage uniquely different molecular pathways in skeletal muscle.
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Orenduff, M., Coleman, M., Glenny, E., Huffman, K., Rezeli, E. T., Bareja, A., Pieper, C., Kraus, V., & Hursting, S. (2022). Differential Effects of Calorie Restriction and Rapamycin on Age-Related Molecular and Functional Changes in Skeletal Muscle. doi.org. https://doi.org/10.1016/j.exger.2022.111841

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More for · 2
Effects of two longevity interventions, calorie restriction and rapamycin treatment, on the kynurenine-aryl hydrocarbon receptor pathway in aging skeletal muscle.
2025
The study demonstrates that calorie restriction and rapamycin modulate different patterns of muscle-specific gene expression, such as distinct effects on the kynurenine-aryl hydrocarbon receptor pathway.
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Hamrick, M. W., Fulzele, S., Isales, C., & McGee-Lawrence, M. E. (2025). Effects of two longevity interventions, calorie restriction and rapamycin treatment, on the kynurenine-aryl hydrocarbon receptor pathway in aging skeletal muscle.. doi.org. https://doi.org/10.1016/j.biochi.2025.11.010

Systematic transcriptomics analysis of calorie restriction and rapamycin unveils their synergistic interaction in prolonging cellular lifespan.
2025
Transcriptomic analysis of calorie restriction and rapamycin in yeast cells reveals distinctive, overlapping, and contrasting patterns of gene regulation, highlighting unique molecular effects.
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Y, Z., A, N., TYN, C., JJ, L., M, G., R, D., & M, A. (2025). Systematic transcriptomics analysis of calorie restriction and rapamycin unveils their synergistic interaction in prolonging cellular lifespan.. doi.org. https://doi.org/10.1038/s42003-025-08178-6

What does the evidence say?

The retrieved papers consistently show that calorie restriction and rapamycin operate through both overlapping and distinct molecular mechanisms, specifically noting unique pathway engagement in skeletal muscle and gene expression patterns. Therefore, the claim that administration of rapamycin differs from calorie restriction in specific molecular pathways is fully supported.

Receipt History
first checked06 Aug 2026
judged → SUPPORTED · 8206 Aug 2026
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