Scientists Discover “Gorditas” and Other Novel Brain Cell Types
Scientists Discover “Gorditas” and Other Novel Brain Cell Types
A pool of neural stem cells that ordinarily lies dormant in the brains of adult mice spawns two types of never-before-documented glial cells when artificially reactivated, potentially pointing to a novel mechanism of brain plasticity.
Scientists Discover “Gorditas” and Other Novel Brain Cell Types
Scientists Discover “Gorditas” and Other Novel Brain Cell Types

A pool of neural stem cells that ordinarily lies dormant in the brains of adult mice spawns two types of never-before-documented glial cells when artificially reactivated, potentially pointing to a novel mechanism of brain plasticity.

A pool of neural stem cells that ordinarily lies dormant in the brains of adult mice spawns two types of never-before-documented glial cells when artificially reactivated, potentially pointing to a novel mechanism of brain plasticity.

adult stem cells
New Tools in the Works to Probe Adult Human Neurogenesis
New Tools in the Works to Probe Adult Human Neurogenesis
Ashley Yeager | Oct 7, 2019
Conflicting results on the existence of new neurons in adults have researchers designing new ways to identify and count neuronal progenitors—and finally get to the bottom of neurogenesis.
Adult Cardiac Stem Cells Don’t Exist: Study
Adult Cardiac Stem Cells Don’t Exist: Study
Diana Kwon | Sep 5, 2018
A mouse study adds to the growing body of work disputing the ability of progenitor cells to regenerate muscle tissue in adult mammals’ hearts.
Texas Stem Cell Law Opens Door for Controversial Treatments
Texas Stem Cell Law Opens Door for Controversial Treatments
Anna Azvolinsky | Mar 27, 2018
The Scientist looks at one such Houston-based purveyor that has been treating patients abroad for years with mesenchymal stem cells.
Can Young Stem Cells Make Older People Stronger?
Can Young Stem Cells Make Older People Stronger?
Shawna Williams | Dec 11, 2017
Small trials using younger donors and elderly recipients hint that mesenchymal stem cell transfers might reduce frailty. 
DNA Replication Errors Contribute to Cancer Risk
DNA Replication Errors Contribute to Cancer Risk
Anna Azvolinsky | Mar 23, 2017
A follow-up study confirms that random mutations acquired during normal stem cell division likely play a major role in cancer incidence.
Stem Cell Divisions Help Explain Cancer Risk
Stem Cell Divisions Help Explain Cancer Risk
Anna Azvolinsky | Jan 1, 2015
An analysis of 31 tissues finds that random mutations acquired during stem cell divisions correlate with lifetime cancer risk.  
Judges Side with FDA on Stem Cells
Judges Side with FDA on Stem Cells
Kerry Grens | Feb 6, 2014
A US federal appeals court maintains that stem cells proliferated in a lab must be regulated as a drug.
Week in Review, May 13–17
Week in Review, May 13–17
Jef Akst | May 17, 2013
Reading pathogen epigenomes; a new stem cell; dealing with research misconduct; monkey fossils; exploratory mice grow new neurons; watching metamorphosis
Stem-Cell Clinic Moves to Mexico
Stem-Cell Clinic Moves to Mexico
Dan Cossins | Feb 1, 2013
A company offering experimental stem-cell treatments will carry out its procedures in Mexico after the FDA warned that it would need approval to operate in the U.S.
 
Stem Cells Not Rejected
Stem Cells Not Rejected
Dan Cossins | Jan 25, 2013
Researchers uncover more evidence that reprogrammed stem cells are not attacked by the immune system, suggesting they may one day serve as effective therapies.
Bones Get in Her Eyes
Bones Get in Her Eyes
Dan Cossins | Dec 20, 2012
After undergoing untested cosmetic surgery that uses stem cells to rejuvenate skin, a woman grew bone fragments in the flesh around one of her eyes.
Opinion: Younger Is Better
David T. Harris | Aug 31, 2012
Stem cells collected from younger donors are more effective for transplantation and regenerative medicine than those from older individuals.
Stem Cell Treatment = Drug
Bob Grant | Jul 30, 2012
A US federal court rules that procedures in which a patient's own stem cells are extracted, manipulated, and reinjected should be regulated by the FDA.
Model Citizen
Karen Hopkin | Mar 1, 2012
With an eye to understanding animal regeneration, Alejandro Sánchez Alvarado has turned a freshwater planarian into a model system to watch.