Editorial Expression of Concern: 53BP1 is a reader of the DNA-damage-induced H2A Lys 15 ubiquitin markConcerns about the validity of certain figures in a published article prompt caution in interpretation despite not altering the overall conclusions.
Editorial Expression of Concern: Telomere dysfunction and Atm deficiency compromises organ homeostasis and accelerates ageingConcerns have been raised about image integrity in a key research article on telomere dysfunction and ageing.