mammalian regeneration

Researchers deliver small interfering RNAs loaded into nanoparticles into the ears of adult guinea pigs to regenerate hair cells damaged by noise.

An independent group could not replicate the results of a highly cited heart regeneration protocol, while others say they have succeeded.  

Researchers identify the signaling program that enables finger and toenail stem cells to direct digit regeneration after amputation.

An African mouse can regenerate wounded skin without scarring, providing insight into how tissue regeneration can occur in mammals.