A smart self-oxygenating system for localized and sustained oxygen delivery in bioengineered tissue constructs https://www.nature.com/articles/s43246-025-00947-4 A gel for wounds that won't heal: Oxygen-delivering technology can prevent amputations https://medicalxpress.com/news/2026-02-gel-wounds-wont-oxygen-technology.html Oxygen deprivation stalls healing. This innovation represents a chance to reduce amputations and to improve quality of life