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image: Stem Cells in the Hypothalamus Slow Aging in Mice

Stem Cells in the Hypothalamus Slow Aging in Mice

By Ashley P. Taylor | 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: Image of the Day: Pretty Prohormone

Image of the Day: Pretty Prohormone

By The Scientist Staff | June 8, 2017

Once it’s cleaved, the protein precursor pro-opiomelanocortin (POMC) gives rise to hormones involved in appetite, arousal, pleasure, and more.

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image: Binge-Eating Neurons Identified

Binge-Eating Neurons Identified

By Jef Akst | May 26, 2017

Inducing activity in the zona incerta region of the brain prompts mice to gorge themselves.

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image: Another Obesity Drug Trial Death

Another Obesity Drug Trial Death

By Kerry Grens | December 2, 2015

A second patient taking an experimental medication to treat Prader-Willi Syndrome has died of blood clots.

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image: Sperm RNAs Transmit Stress

Sperm RNAs Transmit Stress

By Kate Yandell | October 19, 2015

Stressed male mice can pass on an abnormal stress response to their offspring via microRNAs found in sperm, a study shows.

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image: Neuroscience of Marijuana Munchies

Neuroscience of Marijuana Munchies

By Ruth Williams | February 18, 2015

Cannabinoids cause appetite-suppressing neurons to produce an appetite-stimulating hormone in mice.

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image: Brain’s Role in Browning White Fat

Brain’s Role in Browning White Fat

By Anna Azvolinsky | January 15, 2015

Insulin and leptin act on specialized neurons in the mouse hypothalamus to promote conversion of white to beige fat.

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image: Brain Circuit Toggles Eating

Brain Circuit Toggles Eating

By Kerry Grens | September 26, 2013

A network of neurons in the hypothalamus can turn feeding behavior on or off with the flip of an optogenetic switch in mice.  

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image: Light on the Brain

Light on the Brain

By Sabrina Richards | September 20, 2012

Researchers find that photoreceptors expressed in zebrafish hypothalamus contribute to light-dependent behavior.

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image: Sex, Deconstructed

Sex, Deconstructed

By Megan Scudellari | February 2, 2012

Hormones in the brain control sex-specific behaviors by activating individual genetic programs.

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