When Severed, This Solitary Tunicate Regrows as Three New Animals
When Severed, This Solitary Tunicate Regrows as Three New Animals
While regeneration has long been the domain of colonial tunicates, a solitary species of sea squirt was able to regenerate into multiple, fully functional individuals within a month of being cut up.
When Severed, This Solitary Tunicate Regrows as Three New Animals
When Severed, This Solitary Tunicate Regrows as Three New Animals

While regeneration has long been the domain of colonial tunicates, a solitary species of sea squirt was able to regenerate into multiple, fully functional individuals within a month of being cut up.

While regeneration has long been the domain of colonial tunicates, a solitary species of sea squirt was able to regenerate into multiple, fully functional individuals within a month of being cut up.

regeneration
Infographic: Anatomical Construction by Cell Collectives
Infographic: Anatomical Construction by Cell Collectives
Michael Levin | Sep 1, 2020
Understanding this complex and still largely enigmatic process will pave the way for researchers to control the development of new morphologies.
How Groups of Cells Cooperate to Build Organs and Organisms
How Groups of Cells Cooperate to Build Organs and Organisms
Michael Levin | Sep 1, 2020
Understanding biology’s software—the rules that enable great plasticity in how cell collectives generate reliable anatomies—is key to advancing tissue engineering and regenerative medicine.
Colon Cancer Uses a Regenerative Playbook to Metastasize
Colon Cancer Uses a Regenerative Playbook to Metastasize
Shawna Williams | Apr 1, 2020
A study finds similarities between cells that heal wounds and those that lead deadly cancerous invasions.
Image of the Day: Regenerating Worms
Image of the Day: Regenerating Worms
Amy Schleunes | Feb 3, 2020
Planarian flatworms grow to double their normal size when scientists inhibit a gene that suppresses growth.
Opinion: Interdisciplinary Approach Needed to Crack Morphogenesis
Opinion: Interdisciplinary Approach Needed to Crack Morphogenesis
Joshua Finkelstein, Kelly McLaughlin, and Michael Levin | Dec 1, 2019
Physicists, geneticists, computer scientists, and biologists are working together to gain a full appreciation of the intricacies of organismal growth and form.
Adult Humans Can Regenerate Cartilage: Study
Adult Humans Can Regenerate Cartilage: Study
Shawna Williams | Oct 10, 2019
Collagen inside ankles has more turnover than that in hips, thanks to the action of microRNAs.
Image of the Day: Double Header
Image of the Day: Double Header
Carolyn Wilke | Mar 8, 2019
Scientists have manipulated the electrical signals that help guide flatworms in regenerating their body parts to encourage a flatworm to grow two heads.
Image of the Day: Spontaneous Regeneration
Image of the Day: Spontaneous Regeneration
Carolyn Wilke | Feb 6, 2019
The eel-like lamprey can return to normal swimming and burrowing after suffering a severed spinal cord twice.
Weak Magnetic Fields Manipulate Regeneration in Worms
Weak Magnetic Fields Manipulate Regeneration in Worms
Ruth Williams | Jan 30, 2019
At magnetic field intensities somewhat above that of Earth, stem cell proliferation shifts gears.
Image of the Day: Transgenic Axolotl
Image of the Day: Transgenic Axolotl
Kerry Grens | Oct 3, 2018
Lineage tracing reveals how cells help the salamanders regrow chopped-off limbs.
Image of the Day: Revival
Image of the Day: Revival
Sukanya Charuchandra | Aug 17, 2018
Salamanders’ and lizards’ tail regeneration depends on the quality of their neural stem cells.
RNA Injection Restores Hearing in Guinea Pigs
RNA Injection Restores Hearing in Guinea Pigs
Abby Olena | Apr 18, 2018
Researchers deliver small interfering RNAs loaded into nanoparticles into the ears of adult guinea pigs to regenerate hair cells damaged by noise.
Vision Restored: The Latest Technologies to Improve Sight
Vision Restored: The Latest Technologies to Improve Sight
Anna Azvolinsky | Apr 10, 2018
Cell implants, gene therapy, even optogenetics are making headway in clinical trials to treat various forms of blindness.  
Researchers Develop a Technique to Regenerate the Mouse Thymus
Researchers Develop a Technique to Regenerate the Mouse Thymus
Jim Daley | Jan 12, 2018
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.
Support Cells Gain Stem Cell-Like Properties After Nerve Injury
Support Cells Gain Stem Cell-Like Properties After Nerve Injury
Diana Kwon | Dec 1, 2017
When peripheral nerves are severed, Schwann cells at the injury site begin to proliferate and exhibit stem cell-like gene expression patterns.