healthspan tagged posts

Linking Calorie Restriction, Body Temperature and Healthspan

Metabolic adaptation to calorie restrictionScience Signaling, 2020; 13 (648): eabb2490 DOI: 10.1126/scisignal.abb2490

Cutting calories significantly may not be an easy task for most, but it’s tied to a host of health benefits ranging from longer lifespan to a much lower chance of developing cancer, heart disease, diabetes and neurodegenerative conditions such as Alzheimer’s.

A new study from teams led by Scripps Research Professors Bruno Conti, PhD, and Gary Siuzdak, PhD, illuminates the critical role that body temperature plays in realizing these diet-induced health benefits. Through their findings, the scientists pave the way toward creating a medicinal compound that imitates the valuable effects of reduced body temperature.

The research appears in Science Signaling.

Conti has spent...

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Researchers discover 2 Paths of Aging and new Insights on Promoting Healthspan

Yeast cells with the same DNA under the same environment show different structures of mitochondria (green) and the nucleolus (red), which may underlie the causes of different aging paths. Single and double arrowheads point to two cells with distinct mitochondrial and nucleolar morphologies.

Molecular biologists and bioengineers at the University of California San Diego have unraveled key mechanisms behind the mysteries of aging. They isolated two distinct paths that cells travel during aging and engineered a new way to genetically program these processes to extend lifespan.

Our lifespans as humans are determined by the aging of our individual cells...

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New Gene linked to Healthy Aging in Worms

The elpc-2 gene is expressed throughout the body of C. elegans, and plays an important role in locomotor ability as worms get older.

People with the same lifespan do not necessarily have the same quality of life. As we live longer, extending quality of life – “healthspan” – is gaining importance. Scientists at the Okinawa Institute of Science and Technology Graduate University (OIST) have discovered a gene linked with healthy ageing in the roundworm C. elegans, shedding light on the genetics of healthspan.

The team has identified a gene called elpc-2 in C. elegans that plays an important role in maintaining healthspan as the worm ages. This gene is conserved in humans – and worms with defects in this gene showed impaired movement as they aged...

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