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image: Stem Cells in the Hypothalamus Slow Aging in Mice

Stem Cells in the Hypothalamus Slow Aging in Mice

By | July 26, 2017

Once implanted into animals’ brains, neural stem cells that secrete microRNA-containing vesicles seem to contribute to an anti-aging effect.

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image: Lords of the Flies

Lords of the Flies

By | June 19, 2017

Biologists’ walk in the woods sparks the creation of a masterful fruit fly field guide. 

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A study suggests that “chief” cells in the stomach act as reserve stem cells that are activated by tissue damage and may be the long-sought source of gastric cancer.

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image: Blood Stem Cells Grown in the Lab

Blood Stem Cells Grown in the Lab

By | May 17, 2017

Researchers identify transcription factors and environmental conditions necessary to reprogram human and mouse cells into cells that function like hematopoietic stem cells.

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image: Stem Cell Trial Data Mostly Go Unpublished

Stem Cell Trial Data Mostly Go Unpublished

By | May 5, 2017

Less than half of completed stem cell studies in humans are published in peer-reviewed journals, according to an analysis of regenerative medicine trials. 

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image: Developing Brains in Dishes

Developing Brains in Dishes

By | April 26, 2017

Two studies report methods to mimic human fetal brain development using neurons derived from human induced pluripotent stem cells that form 3-D, brain-like structures. 

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image: In Certain Social Bees, Gut Microbiomes Follow Phylogeny

In Certain Social Bees, Gut Microbiomes Follow Phylogeny

By | March 29, 2017

Corbiculate bees and their gut-dwelling microbes have been coevolving since the social species evolved from their solitary ancestors around 80 million years ago, scientists suggest. 

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image: Suicide Switch for Transplanted Stem Cells

Suicide Switch for Transplanted Stem Cells

By | March 2, 2017

Researchers use an inducible gene to limit tumor growth from human iPSCs transplanted into mice.

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image: Natural Selection Kept Neanderthal DNA in Modern Humans

Natural Selection Kept Neanderthal DNA in Modern Humans

By | December 29, 2016

Interbreeding with Neanderthals appears to have reintroduced genetic sequences related to innate immunity that had been lost as humans migrated out of Africa. 

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image: Induced Pluripotent Stem Cells Show Signs of Donor Age

Induced Pluripotent Stem Cells Show Signs of Donor Age

By | December 12, 2016

iPSCs created through the reprogramming of human somatic cells retain genomic marks of the donor’s age.

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