• Author: Meghan Barnhart
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The role of impulsivity and aggression in suicidal ideation and behavior among military Veterans

Abstract: Background Suicide rates among veterans are substantially higher than non-veterans and continue to rise according to the most recent data. However, specific mechanisms …

Toxoplasma gondii, suicidal behaviour and suicide risk factors in US Veterans enrolled in mental health treatment

Abstract: Markers of chronic infection Toxoplasma gondii (Nicolle et Manceaux, 1908) have been associated with suicidal self-directed violence (SSDV). We present the results of the …

Choice and motor impulsivity in Veterans with mild traumatic brain injury with and without history of suicide attempt

Abstract: Traumatic brain injury is associated with increased risk for suicide, but the underlying mechanisms remain poorly understood. One candidate mechanism is impulsivity, …

Plasma level of the antimicrobial peptide LL37 (Cathelicidin) is negatively associated with alcohol use disorder in US Veterans

Abstract: As suicidal self-directed violence (SSDV) is often challenging to prevent, novel approaches are needed. We reported lower gene expression of LL-37, an antimicrobial …

Impulsivity and psychiatric diagnoses as mediators of suicidal ideation and suicide attempts among Veterans with traumatic brain injury

Abstract: Tweet: Negative urgency impulsivity mediates the relationship between TBI and suicidal ideation, revealing a treatment target for suicidality.