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OCD . Medical experiments of National Institutes of Health
resulted with discovering of certain genetic mutation , affecting
serotonin transporter (Wikipedia , 2006 . This mutation can probably be
one of the causes of OCD , as well as certain failures on chemical level
in those areas of human brain , where communication
``intentions-actions ' takes place (so called ``Brain Lock (Wikipedia , 2006 .
Development of OCD is connected with the processes in the cingulated
cortex and the striatum of human brain . In particular , it involves
activity of...














