Scientists Discover an Epigenetic Mechanism that Links Childhood Trauma to Adult Stress Sensitivity
2 Articles
2 Articles
Scientists discover an epigenetic mechanism that links childhood trauma to adult stress sensitivity
Experiencing trauma during early development suggests a lasting alteration in how brain cells package their DNA, leaving individuals more vulnerable to stress later in life. A recent study published in the journal Neuron indicates that early-life adversity increases a specific enzyme that keeps DNA loosely coiled in a key brain region, making the brain hyper-reactive to future stressors. Preventing this molecular change protected mice from devel…
We have all heard someone say, "I carry the traumas of my family." Between stories of war, exile, violence, the idea that wounds are transmitted from generation to generation intrigues as much as they worry. Science responds clearly on one point: we do not inherit traumatic memories of our ancestors. On the other hand, our body can keep more discreet traces of what they have experienced. An Ifop survey indicated that in France, more than one in …
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