All articles tagged with #cellular rejuvenation
A UCSF study identifies four transcription factors (E2F3, EZH2, STAT3, ZFX) that, when modulated, push aging cells toward a younger state; boosting EZH2 in the liver of old mice reduced scarring and improved glucose tolerance, while lab-grown fibroblasts showed rejuvenation-like traits, suggesting a possible universal blueprint for cellular rejuvenation—though long-term safety and broader applicability remain to be confirmed.
The fast-mimicking diet (FMD) involves five days of restricted eating per month and has been shown to offer benefits beyond weight loss, including potential cellular rejuvenation and metabolic effects. Preliminary studies suggest that FMD may reduce inflammation, improve cognition, and possibly protect against diseases like cancer and Alzheimer's. However, more research, particularly with larger sample sizes, is needed to fully understand its effects. While FMD may be beneficial for certain individuals, such as those who are overweight or have specific health conditions, it's important to consult a doctor before starting this diet, especially for those with medical conditions or a history of disordered eating.
Life Biosciences is focused on targeting the underlying biology of ageing to restore and prolong healthspan, defined as the number of healthy years lived. By addressing biological mechanisms of ageing, such as epigenetic modifications, the company aims to develop therapeutics that can reverse ageing and treat age-related diseases. Their lead program utilizes partial epigenetic reprogramming to treat age-related optic neuropathies, with plans to initiate human clinical trials in 2025. Additionally, they are exploring the potential of cellular rejuvenation in treating neurodegenerative diseases and other age-related conditions.
Researchers have identified six chemical cocktails that can reverse cellular aging and rejuvenate cells to the same extent as overexpression of certain transcription factors. The cocktails were found to restore nucleocytoplasmic compartmentalization, reduce transcriptomic age, and reverse key transcriptional signatures of senescence. These findings offer potential alternatives to genetic-based approaches for regenerative medicine and whole-body rejuvenation, with the aim of treating injuries and age-related diseases. Further research is needed to understand the long-term effects of these treatments in vivo.