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Host slugs given Prozac to increase their serotonin levels no longer avoid parasitic nematodes, the same behavior seen in infected slugs.

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image: Sudden Infant Death Tied to Serotonin

Sudden Infant Death Tied to Serotonin

By Kerry Grens | July 3, 2017

One-third of babies who died of SIDS had higher-than-normal levels of the neurotransmitter in their blood serum, according to a study. 

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image: Neural Circuit Plays Role in Overeating

Neural Circuit Plays Role in Overeating

By Alison F. Takemura | August 8, 2016

Activating serotonin receptors halts a binge-like eating behavior in mice, researchers report.

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image: Out in the Cold

Out in the Cold

By Karen Zusi | March 1, 2016

Serotonin’s long-debated role in sleep promotion is temperature-dependent.

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image: Telomeres Show Signs of Early-Life Stress

Telomeres Show Signs of Early-Life Stress

By Rina Shaikh-Lesko | April 7, 2014

Reduction in telomere length is associated with stress early on in life and may have a genetic component, researchers find.

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image: Transport Breakdown

Transport Breakdown

By Kate Yandell | July 1, 2013

Deficiencies in a cellular motor that carries a serotonin receptor are associated with anxiety in mice.

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image: Double Blind

Double Blind

By Cristina Luiggi | October 1, 2011

The mother of disabled twins doggedly pursued the root of her children's illness and found it in their genome profiles.

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