{"id":232084,"date":"2026-02-25T14:26:22","date_gmt":"2026-02-25T20:26:22","guid":{"rendered":"https:\/\/lifeboat.com\/blog\/2026\/02\/scientists-reverse-muscle-aging-in-mice-and-discover-a-surprising-catch"},"modified":"2026-02-25T14:26:22","modified_gmt":"2026-02-25T20:26:22","slug":"scientists-reverse-muscle-aging-in-mice-and-discover-a-surprising-catch","status":"publish","type":"post","link":"https:\/\/lifeboat.com\/blog\/2026\/02\/scientists-reverse-muscle-aging-in-mice-and-discover-a-surprising-catch","title":{"rendered":"Scientists reverse muscle aging in mice and discover a surprising catch"},"content":{"rendered":"<p><a class=\"aligncenter blog-photo\" href=\"https:\/\/lifeboat.com\/blog.images\/scientists-reverse-muscle-aging-in-mice-and-discover-a-surprising-catch.webp\"><\/a><\/p>\n<p>A UCLA study in mice reveals that aging muscle stem cells accumulate a protein that slows repair but boosts survival. This protein, NDRG1, acts like a brake, preventing cells from activating quickly after injury. When researchers blocked it in older mice, muscle healing sped up dramatically \u2014 but stem cells became less resilient over time. The work suggests aging may reflect a survival trade-off rather than straightforward decline.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>A UCLA study in mice reveals that aging muscle stem cells accumulate a protein that slows repair but boosts survival. This protein, NDRG1, acts like a brake, preventing cells from activating quickly after injury. When researchers blocked it in older mice, muscle healing sped up dramatically \u2014 but stem cells became less resilient over time. [\u2026]<\/p>\n","protected":false},"author":662,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[11,269],"tags":[],"class_list":["post-232084","post","type-post","status-publish","format-standard","hentry","category-biotech-medical","category-life-extension"],"_links":{"self":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/232084","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/users\/662"}],"replies":[{"embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/comments?post=232084"}],"version-history":[{"count":0,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/232084\/revisions"}],"wp:attachment":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/media?parent=232084"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/categories?post=232084"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/tags?post=232084"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}