
Examine a sirtuin family's link to X‑chromosome regulation and how sex-specific chromatin changes affect genome stability and fitness.
Key Takeaways
- Sirtuins are deacetylases implicated in stress responses and longevity in mammals 1 , 2
- Although their differential impact on disease for the two sexes has been noted 3
- Xist is overexpressed and gene silencing becomes more efficient
