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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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A new method stimulates B cells to make human antigen-specific antibodies, obviating the need for vaccinating blood donors or hunting for rare B cells.

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image: Electrical Stimulation Steers Neural Stem Cells

Electrical Stimulation Steers Neural Stem Cells

By | July 3, 2017

Current can guide implanted cells away from rats’ noses toward a region deep in their brains.

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image: Gut Feeling

Gut Feeling

By | June 22, 2017

Sensory cells of the mouse intestine let the brain know if certain compounds are present by speaking directly to gut neurons via serotonin.

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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: How Statistics Weakened mRNA’s Predictive Power

How Statistics Weakened mRNA’s Predictive Power

By | May 22, 2017

Transcript abundance isn’t a reliable indicator of protein quantity, contrary to studies’ suggestions. 

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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image: Stem Cell Trial Data Mostly Go Unpublished

Stem Cell Trial Data Mostly Go Unpublished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: Inflammation Drives Gut Bacteria Evolution

Inflammation Drives Gut Bacteria Evolution

By | March 16, 2017

Viruses within Salmonella rapidly spread genes throughout the bacterial population during a gut infection, scientists show.

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