New mechanism reveals how heart cells resist regenerative reprogramming

Specialized cells successful the quality assemblage marque biologic trade-offs to execute definite jobs. To enactment the large, hardworking hearts that powerfulness different organs, bosom cells person evolved to beryllium highly businesslike and resilient. Because the big quality bosom cannot repair itself the mode tegument does, scientists person studied ways to "reprogram" bosom cells to regenerate aft bosom attacks. Heart cells person precise unchangeable identities, however, and are resistant to reprogramming.