Study Identifies Inflammation Marker Associated with Abuse and Domestic Violence During Childhood

Link Between Adverse Childhood Experiences and Health Issues

Research has consistently shown that adverse experiences, stress, and violence during childhood and adolescence are correlated with an increased risk of various physical and mental health problems in adulthood. Many of these health issues stem from inflammatory processes.

Focus on Inflammation Markers

For years, studies have explored the relationship between inflammation and stress, primarily concentrating on the inflammation markers C-Reactive protein (CRP) and interleukin 6 (IL-6). However, findings related to these specific markers have often indicated minimal effects. This limited correlation may be due to their association with short-term inflammation rather than long-term effects.

New Research on suPAR

A recent study conducted in the UK and published in JAMA Pediatrics aimed to investigate the connection between adverse experiences, stress, and violence during childhood and adolescence, focusing on a specific inflammation marker known as soluble urokinase plasminogen activator receptor (suPAR). This research assesses the potential of suPAR as an indicator of stress-related inflammation in later life.

Methodology of the Study

The study utilized participants from the E-Risk Longitudinal Twin study. Home visits were conducted when participants were aged 5, 7, 10, 12, and 18 years to interview participants and their families and assess home hygiene.

Key Findings

The study revealed that children exposed to stressful experiences—such as physical abuse, emotional abuse, and domestic violence—showed elevated levels of suPAR by the age of 18. The researchers controlled for other potential influencing factors, including body mass index (BMI), smoking, and living conditions.

Implications of the Study

The findings strongly suggest a link between childhood and adolescent stress exposure and increased inflammation by age 18, as indicated by elevated suPAR levels. This indicates that suPAR could serve as a valuable marker for measuring stress-related inflammation alongside established markers in individuals who have faced adverse childhood experiences.

References

Rasmussen, L.J.H. et al. 2019. Association of Adverse Experiences and Exposure to Violence in Childhood and Adolescence With Inflammatory Burden in Young People. [Online]. [03 January 2020]. Available from: https://jamanetwork.com/journals/jamapediatrics/fullarticle/2754102
Felitti VJ, et al. Relationship of childhood abuse and household dysfunction to many of the leading causes of death in adults: the Adverse Childhood Experiences (ACE) study. Am J Prev Med. 1998;14(4):245-258.
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