Home / Health / Genes May Hold Key to PTSD Resilience
Genes May Hold Key to PTSD Resilience
25 Sep
Summary
- Genetic factors influence PTSD vulnerability after trauma.
- Childhood trauma shows stronger gene-environment interaction.
- Neglect interacts more with genetics than abuse in PTSD.
Recent research from King's College London suggests that genetic factors may influence an individual's response to trauma, potentially explaining why some develop PTSD while others remain resilient. The study, involving over 144,000 participants, analyzed mental health and genetic data, focusing on gene-environment interactions across various traumatic experiences.
Childhood trauma, especially emotional or physical neglect, demonstrated a stronger link with PTSD symptoms and a greater interaction with genetic risk factors than adult trauma. While childhood abuse was strongly associated with PTSD, neglect appeared to be more influenced by an individual's genetic makeup.
One gene, FAM120A, involved in fear and stress responses, showed significant interaction with childhood emotional neglect. Researchers emphasize that genetics are not solely predictive of PTSD, as environmental and social factors also play crucial roles. However, this genetic insight could aid in identifying at-risk individuals and tailoring future care.
