Metabolomic Biomarkers for Frailty in Aging Mice
Author Information
Author(s): Zhu Dantong, Wu Judy, Samuelson Brady, Kane Alice
Primary Institution: Institute for Systems Biology, Seattle, Washington, United States
Hypothesis
Can metabolomic profiling identify age-related biomarkers and elucidate aging mechanisms in mice?
Conclusion
The study identifies sex-specific metabolite biomarkers of frailty in aging mice and suggests potential mechanisms involved in aging and frailty development.
Supporting Evidence
- The study measured frailty index and metabolomics from plasma samples at five time points.
- Different metabolites were identified as associated with frailty in aging.
- Sex dimorphism was observed in the specific metabolites related to frailty.
Takeaway
Researchers studied aging mice to find special substances in their blood that can show how frail they are, and they found different markers for male and female mice.
Methodology
A longitudinal study measuring frailty index and metabolomics from plasma samples at five time points in aging mice.
Participant Demographics
Aging female (n = 20) and male (n = 25) C57 mice.
Digital Object Identifier (DOI)
Want to read the original?
Access the complete publication on the publisher's website