31,068 followers Agingdoc⭐David Barzilai🔔MD PhD MS MBA DipABLM🩺 @agingdoc1 Does reduced IGF-1R signaling in Igf1r+/- mice alter aging? (2011) https://t.co/8TBD2AQjjW 20 Feb 2023 Reply Repost Favourite