Science Society

Potential Supplement for Longer Lifespan: Deciphering Fat's Role in Longevity with Dr. Bohnert


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In a riveting conversation with Dr. Bohnert, we uncover the mysteries surrounding the biological process of aging. Contrary to popular belief, aging isn't a chaotic decline but a process governed at the molecular level. The spotlight today is on a unique botanical extract from Artemisia scoparia (SCO), which has been shown to promote fat storage, metabolic resiliency, and notably, extend the life span of the nematode Caenorhabditis elegans by an astonishing 40%.

Dr. Bohnert details how SCO's magic lies in its ability to elevate levels of unsaturated fats in worms. Inhibiting certain enzymes, which oversee the biosynthesis of these fatty acids, cancels out SCO's life-extending benefits. Furthermore, SCO influences fat regulation in these worms by inducing nuclear translocation of the transcription factor DAF-16/FOXO in a manner dependent on AMP-activated protein kinase.

Interestingly, while enhancing fat accumulation is a shared outcome of SCO in both worms and mammals, the mechanisms may vary across species. In mice, for example, SCO activates a receptor that regulates fat storage, which doesn't exist in C. elegans. This hints at potentially different pathways that are stimulated by SCO in different organisms.

The episode also touches on how SCO holds its own when compared to well-known anti-aging therapies like metformin and rapamycin, outperforming them in certain aspects, and showing fewer side effects. As the first study to highlight life-span extension through extract-driven fat accumulation, this discovery is both novel and groundbreaking. It paints a picture where increased unsaturated fats, typically associated with benefits against cardiovascular diseases and type-2 diabetes in humans, can be prohealth and antidisease.

For listeners intrigued by the practical application, Dr. Bohnert discusses the possibility of using SCO as a prohealth dietary supplement, especially as it enhances stress resistance and seems to counter age-related disorders even when administered later in life. As SCO treatments unfold, it's evident they engage specific longevity factors, displaying specificity in their mode of action.

In conclusion, Dr. Bohnert anticipates an exciting road ahead. With numerous bioactive compounds already identified in SCO, including chlorogenic acid which has shown to have some life-span extending properties, further research can reveal whether SCO and its components might revolutionize our understanding of longevity and healthy aging in mammals.

Keyword List:

Aging

Molecular control

Artemisia scoparia (SCO)

Fat storage

Metabolic resiliency

Caenorhabditis elegans

Life-span extension

Unsaturated fats

Transcription factor DAF-16/FOXO

AMP-activated protein kinase

Anti-aging therapies

Metformin

Rapamycin

Prohealth dietary supplement

Stress resistance

Chlorogenic acid.

https://doi.org/10.1093/gerona/glac040

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Science SocietyBy Catarina Cunha