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image: Stem Cells to Blame for Hair Loss?

Stem Cells to Blame for Hair Loss?

By Jef Akst | February 8, 2016

Two new studies point to factors in hair follicle stem cells as players in age-related hair loss.

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image: Aging Shrinks Chromosomes

Aging Shrinks Chromosomes

By Ruth Williams | February 5, 2016

A study on human cells reveals how cellular aging affects the 3-D architecture of chromosomes.

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image: Mysterious Mechanisms of Cardiac Cell Therapy

Mysterious Mechanisms of Cardiac Cell Therapy

By Kerry Grens | February 4, 2016

Injections of progenitor cells into damaged rat hearts may improve function, but not because the implants themselves are creating new muscle.

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image: Hormone Hangover

Hormone Hangover

By Jyoti Madhusoodanan | February 1, 2016

Medication to prevent prematurity in humans harms cognitive flexibility in rats.

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image: Holding Their Ground

Holding Their Ground

By Amanda B. Keener | February 1, 2016

To protect the global food supply, scientists want to understand—and enhance—plants’ natural resistance to pathogens.

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image: Plant Immunity

Plant Immunity

By Amanda B. Keener | February 1, 2016

How plants fight off pathogens

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image: Illuminating a Cancer’s Origins

Illuminating a Cancer’s Origins

By Catherine Offord | February 1, 2016

Researchers have developed a technique to visualize the origin of melanoma in zebrafish, throwing light on a genetic switch for cancer.

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image: Infection-Autism Link Explained?

Infection-Autism Link Explained?

By Jef Akst | January 31, 2016

A mouse study suggests a mechanism by which severe infections during pregnancy increase autism risk. 

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image: Schizophrenia and the Synapse

Schizophrenia and the Synapse

By Ruth Williams | January 27, 2016

Genetic evidence suggests that overactive synaptic pruning drives development of schizophrenia.

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image: More Evidence of Alzheimer’s Transmission

More Evidence of Alzheimer’s Transmission

By Jef Akst | January 27, 2016

Examining the brains of seven patients who died of the prion disease called Creutzfeldt–Jakob, researchers find signs of Alzheimer’s pathology. 

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