Feeling stressed? It might be your T cells

Nature Immunology 18, 1281 (2017). doi:10.1038/ni.3872 Authors: Laura Strauss, Nikolaos Patsoukis & Vassiliki A Boussiotis Abolishing signals mediated by the inhibitory receptor PD-1 results in a systemic decrease in tryptophan and tyrosine, which leads to a striking deficiency in the neurotransmitters serotonin and dopamine in the brain and anxiety-like behavior and exacerbated fear.
Source: Nature Immunology - Category: Allergy & Immunology Authors: Tags: News and Views Source Type: research