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

The discovery reveals the role of a growth factor and endothelial cells in thymus repair, and could have implications for chemotherapy and radiation patients’ recovery following treatment.

When peripheral nerves are severed, Schwann cells at the injury site begin to proliferate and exhibit stem cell-like gene expression patterns.

Studying biology in space sheds light on future space missions and life on Earth.

Zebrafish have a remarkable ability to heal their damaged nerve fibers following a spinal injury.

Current can guide implanted cells away from rats’ noses toward a region deep in their brains.

Although hydra are known for regenerating even under the most dire circumstances, disrupting their cytoskeletal structures can interfere with the process, scientists show.

Water-dwelling hydras may use the structural memory in their cytoskeletons to regenerate after being torn apart. 

Understanding interactions between the immune system and stem cells could pave the way for successful stem cell–based regenerative therapies.

Studies reach conflicting conclusions on GDF11 as a rejuvenating factor.