Psychology & Psychiatry

Cat ownership not linked to mental health problems

New UCL research has found no link between cat ownership and psychotic symptoms, casting doubt on previous suggestions that people who grew up with cats are at higher risk of mental illness.

Medical research

Toxoplasma gondii parasite may alter signaling in the brain

It's creepy, it's crawly, and it infects 20 percent of people in the United States. Fortunately, most people who carry the Toxoplasma gondii parasite don't develop the symptoms of the disease it can cause. Only a small fraction ...

Medical research

Molecular 'kiss of death' flags pathogens

Many bugs that make us sick—bacteria, viruses, fungi and parasites—hide out in our cells in protective little bubbles called vacuoles. To clear an infection, the immune system must recognize and destroy these vacuoles ...

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