regeneration

Understanding this complex and still largely enigmatic process will pave the way for researchers to control the development of new morphologies.

A study finds similarities between cells that heal wounds and those that lead deadly cancerous invasions.

Planarian flatworms grow to double their normal size when scientists inhibit a gene that suppresses growth.

Physicists, geneticists, computer scientists, and biologists are working together to gain a full appreciation of the intricacies of organismal growth and form.

Collagen inside ankles has more turnover than that in hips, thanks to the action of microRNAs.

Scientists have manipulated the electrical signals that help guide flatworms in regenerating their body parts to encourage a flatworm to grow two heads.

The eel-like lamprey can return to normal swimming and burrowing after suffering a severed spinal cord twice.

At magnetic field intensities somewhat above that of Earth, stem cell proliferation shifts gears.

Lineage tracing reveals how cells help the salamanders regrow chopped-off limbs.

Salamanders’ and lizards’ tail regeneration depends on the quality of their neural stem cells.

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

Cell implants, gene therapy, even optogenetics are making headway in clinical trials to treat various forms of blindness.  

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.