The controversial oogonial stem cells eluded a team of Swedish researchers who mapped high-quality tissue samples of the human ovary, prompting more questions about the cells’ existence.  

The Trump administration’s changes to policy involving material donated from abortions have led scientists to adjust their research projects or seek alternative sources of funding.

Several studies have supported the idea that “chief” cells in the stomach revert to stem cells and lead to cancer, but new results do not observe such dedifferentiation.

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

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

Biologists have published a DIY recipe for human induced pluripotent stem cell maintenance, which they estimate costs 3 percent of commercial media prices.

Normal hair growth can lead to infection during cancer treatment.

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.

Selected Images of the Day from the-scientist.com