er values in the *N*-glycan peak 0, compared with low-stress controls. Trauma-exposed individuals were positioned between PTSD and the low-stress control group.](tp000000f0){#fig0}  ![Scatterplots in the *N*-glycan peak 0 from *n*=00 low-stress controls, *n*=0 trauma-exposed and *n*=00 PTSD subjects. Individuals with PTSD demonstrated significant 