Chemically induced reprogramming to reverse cellular aging.
Level 5 - mechanism / opinion, no new human data
In vitro laboratory research evaluating chemical cocktails in cell-based assays.
PubMed 37437248 · doi:10.18632/aging.204896
What was done
Researchers developed high-throughput cell-based assays—including transcription-based aging clocks and a real-time nucleocytoplasmic compartmentalization (NCC) assay—to screen for chemical compounds that could reverse cellular aging in human cells without genetic alteration.
What was found
The authors identified six chemical cocktails that restored a youthful genome-wide transcript profile and reversed transcriptomic age in under a week without erasing cellular identity. The abstract reports no numerical values, concentrations, or effect sizes.
Why it matters
It demonstrates a proof-of-concept that transcriptomic aging markers can be reversed using small-molecule cocktails rather than genetic delivery of Yamanaka factors.
Limits
The study is restricted to in vitro cellular models. The abstract provides no sample sizes, specific cell line details, compound identities, quantitative data, or evidence of in vivo safety and efficacy.
Cited by
- partial Oral administration of a liquid chemical compound can rejuvenate mouse tissues, such as skin and ears, within four weeks.