INSTITUTE FOR RESEARCH IN BIOMEDICINE (IRB BARCELONA) IMAGE: SCHEME SHOWING THE MECHANISM BY WHICH MK2 FUNCTIONS AS A STRESS SENSOR THAT DETERMINES CELL FATE CREDIT: IRB BARCELONA Living organisms are often exposed to stress stimuli generated either by external or internal factors, and they need to respond accordingly. At a cellular level, stress usually triggers the activation...
This biomarker is largely absent in people suffering from major depressive disorder, and this absence is further associated with pessimism in daily life, the study finds. Researchers used brain imaging to identify differences in the neurotransmitter glutamate within the medial prefrontal cortex before and after study participants underwent stressful tasks. They then followed the participants for...
