So far, there is no known way to stop copy number variants (CNVs) from forming. But stress can affect how genes are expressed and this is an area of very active research.
Judith L. Rapoport, M.D.
Chief, Child Psychiatry Branch
National Institute of Mental Health
2002 Foundation Ruane Prize for Outstanding Achievement in Child and Adolescent Psychiatric Research
2009 NARSAD Distinguished Investigator Grantee
Foundation Scientific Council Member