Stress Turns Hair Gray By Depleting Pigment-Producing Stem Cells
Stress Turns Hair Gray By Depleting Pigment-Producing Stem Cells
In mice, the fight-or-flight response overactivates the cells, causing a drop in their numbers, which leads to loss of hair color.
Stress Turns Hair Gray By Depleting Pigment-Producing Stem Cells
Stress Turns Hair Gray By Depleting Pigment-Producing Stem Cells

In mice, the fight-or-flight response overactivates the cells, causing a drop in their numbers, which leads to loss of hair color.

In mice, the fight-or-flight response overactivates the cells, causing a drop in their numbers, which leads to loss of hair color.

stem cell
New iPSC Culture Medium Promises Weekends Off at Low Costs
New iPSC Culture Medium Promises Weekends Off at Low Costs
Katarina Zimmer | Jan 20, 2020
Biologists have published a DIY recipe for human induced pluripotent stem cell maintenance, which they estimate costs 3 percent of commercial media prices.
Image of the Day: Inflamed Mouse Follicles
Image of the Day: Inflamed Mouse Follicles
Emily Makowski | Dec 16, 2019
Normal hair growth can lead to infection during cancer treatment.
Gene Editing Makes Cells Evade Immune Attack In Vitro
Gene Editing Makes Cells Evade Immune Attack In Vitro
Emma Yasinski | Dec 12, 2019
To advance the possibility of off-the-shelf cardiac cell therapies, scientists devise an engineered cardiac stem cell that avoids stimulating a detrimental immune attack.
Caught on Camera
Caught on Camera
The Scientist Staff | Dec 1, 2019
Selected Images of the Day from the-scientist.com
Activation of the Immune System Underlies Cardiac Cell Therapies
Activation of the Immune System Underlies Cardiac Cell Therapies
Ruth Williams | Nov 27, 2019
A study in mice reveals that stem cell transplants, currently in clinical trials, may not actually require the cells.
Oct4, Considered Vital for Creating iPSCs, Actually Isn’t Needed
Oct4, Considered Vital for Creating iPSCs, Actually Isn’t Needed
Emma Yasinski | Nov 8, 2019
Dropping the transcription factor from the four so-called Yamanaka factors reduces the efficiency of inducing the production of stem cells, but the resulting cells are of greater quality.
Spaceflight Alters Genes of Human Stem Cell–Derived Heart Cells
Spaceflight Alters Genes of Human Stem Cell–Derived Heart Cells
Emily Makowski | Nov 7, 2019
Cardiomyocytes made from iPSCs aboard the International Space Station had upregulated mitochondrial functioning.
Neural Stem Cell Transplantation Crawls Toward the Clinic
Neural Stem Cell Transplantation Crawls Toward the Clinic
Ashley P. Taylor | Oct 29, 2019
Several early-stage clinical trials indicate that implanting patients with the cells is safe. But whether they can alleviate neurological problems remains to be seen.
Long-Lived Neural Stem Cells Identified in Living Mice
Long-Lived Neural Stem Cells Identified in Living Mice
Ashley Yeager | Oct 22, 2019
New, unpublished results show some of the cells produce new neurons for up to 90 days, much longer than a previously identified set of neural stem cells that only generate neurons for a month or two.