Human pharmaceuticals change cricket personality

Crickets that are exposed to human drugs that alter serotonin levels in the brain are less active and less aggressive than crickets that have had no drug exposure, according to a new study led by researchers from Linköping ...

Happy cows make more nutritious milk

Daily infusions with a chemical commonly associated with feelings of happiness were shown to increase calcium levels in the blood of Holstein cows and the milk of Jersey cows that had just given birth. The results, published ...

Microbes help produce serotonin in gut

Although serotonin is well known as a brain neurotransmitter, it is estimated that 90 percent of the body's serotonin is made in the digestive tract. In fact, altered levels of this peripheral serotonin have been linked to ...

Study on insect aggression and neurochemistry

College of Liberal Arts and Sciences Professor and Chair of Biology John Swallow and his lab groups are applying information about neurotransmitters to illustrate the power of using insect models to study aggression. Swallow ...

Fish exposed to SSRIs exhibit abnormal behavior, study finds

Fish exhibit abnormal behavior and lower levels of anxiety when exposed to Selective Serotonin Reuptake Inhibitors (SSRI), which are common drugs used to treat depression, among other disorders. The study, by Baylor University ...