Thomas Lozito poses with Donald, one of his mourning geckos.
Thomas Lozito Is Figuring Out How Lizards Rebuild
The University of Southern California bioengineer studies how lizards regrow their tails, with the goal of one day inducing regeneration in humans.
ABOVE: Thomas Lozito, Keck School of Medicine
Thomas Lozito Is Figuring Out How Lizards Rebuild
Thomas Lozito Is Figuring Out How Lizards Rebuild

The University of Southern California bioengineer studies how lizards regrow their tails, with the goal of one day inducing regeneration in humans.

The University of Southern California bioengineer studies how lizards regrow their tails, with the goal of one day inducing regeneration in humans.

ABOVE: Thomas Lozito, Keck School of Medicine

regeneration

A frog partially submerged in water looking straight ahead
Drug Cocktail Triggers Regeneration of Amputated Frog Legs
Dan Robitzski | Jan 26, 2022
A new chemical treatment allowed African clawed frogs, which normally don’t regenerate limbs, to regrow functional hind legs following amputation.
A semi-translucent hydra, complete with a body column, head, and multiple tentacles, is pictured in front of a gray background.
How Hydras Regenerate Decapitated Heads
Dan Robitzski | Dec 14, 2021
Hydra vulgaris constantly replenish the cells in their heads and grow new ones to reproduce asexually. But gene expression analyses reveal that regenerating a head after an injury is a very different process.
Stem Cells in Human Teeth Follow the Rules of Their Environment
Roni Dengler, PhD | Feb 7, 2022
How stem cells in human teeth respond to different environmental conditions offers clues for regenerative medicine.
Lizard on glass tank
Engineered Stem Cells Grant Geckos “Perfectly” Regenerated Tails
Chloe Tenn | Nov 5, 2021
Geckos injected with neural stem cells modified to block cartilage growth developed the skeletal and nervous components normally lacking from regrown tails.
a spiny mouse sits on a piece of wood holding a small morsel to its mouth
Spiny Mice Appear to Regenerate Damaged Kidneys
Dan Robitzski | Nov 3, 2021
The mice, already known to regenerate skin, seem to avoid the tissue scarring that leads to organ failure in other animals.
Technique Talk: Supporting Organoid Growth in 3D Cell Culture
The Scientist Creative Services Team in collaboration with Bio-Techne | Mar 8, 2021
In this workshop, you will learn how to optimally culture organoids and support their growth after genetic manipulation.
An underwater photo of the solitary tunicate Polycarpa mytiligera growing on a coral in the Red Sea
When Severed, This Solitary Tunicate Regrows as Three New Animals
Amanda Heidt | May 13, 2021
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.
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.
Improving Cardiac Cell Therapy Persistence
The Scientist Speaks Ep. 13 - The Long Haul: Improving Cardiac Cell Therapy Persistence
Niki Spahich, PhD | Jan 26, 2021
Researchers remuscularize the heart after cardiac infarction with stem cell-derived cardiomyocytes and ready-made microvessels.
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
Shawna Williams | Apr 1, 2020
A study finds similarities between cells that heal wounds and those that lead deadly cancerous invasions.
Technique Talk: 2D Stem Cell Culture
The Scientist Creative Services Team | Jan 22, 2021
In this workshop, you will learn tips and tricks for culturing stem cells in 2D.
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
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.
The MSC: Regeneration Orchestrator
The Scientist Staff | Nov 16, 2020
Scientists uncover the promise of mesenchymal stem cells (MSCs), also known as medicinal signaling cells, to modulate the immune system and regenerate tissue.
the knees of a woman sitting on grass outside
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
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
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
Ruth Williams | Jan 30, 2019
At magnetic field intensities somewhat above that of Earth, stem cell proliferation shifts gears.