Blar i Regionalt kunnskapssenter for barn og unge - Psykisk helse og barnevern på forfatter "Guzey, Ismail Cuneyt"
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Catechol-O-methyltransferase Val158Met genotype moderates the effect of disorganized attachment on social development in young children
Hygen, Beate Wold; Guzey, Ismail Cuneyt; Belsky, Jay; Berg-Nielsen, Turid Suzanne; Wichstrøm, Lars (Journal article; Peer reviewed, 2014)Children with histories of disorganized attachment exhibit diverse problems, possibly because disorganization takes at least two distinctive forms as children age: controlling–punitive and controlling–caregiving. This ... -
Child exposure to serious life events, COMT, and aggression: Testing differential susceptibility theory
Hygen, Beate Wold; Belsky, Jay; Stenseng, Frode; Lydersen, Stian; Guzey, Ismail Cuneyt; Wichstrøm, Lars (Journal article; Peer reviewed, 2015)Both genetic and environmental factors contribute to individual differences in aggression. Catechol-O-methyltransferase Val158Met (COMT), a common, functional polymorphism, has been implicated in aggression and aggression ... -
Epidemiological differences in levels of depressive signs among nocturnal symptoms of insomnia; results from the HUNT study
Bragantini, Daniela; Sivertsen, Børge; Gehrman, Philip; Lydersen, Stian; Guzey, Ismail Cuneyt (Peer reviewed; Journal article, 2020)Background Insomnia is a sleep disorder characterized by multiple nocturnal symptoms (sleep onset, maintenance and terminal insomnia). However, these symptoms are assumed to have the same weight in the diagnosis and ... -
Peer problems and hyperactivity-impulsivity among Norwegian and American Children – The role of 5-HTTLPR.
Stenseng, Frode; Li, Zhi; Belsky, Jay; Hygen, Beate Wold; Skalicka, Vera; Guzey, Ismail Cuneyt; Wichstrøm, Lars (Journal article; Peer reviewed, 2017)Peer problems are linked to attention deficit hyperactivity disorder (ADHD) symptoms and the serotonin system is thought to be involved in ADHD‐related behavior. Hence, from a Gene × Environment perspective, the serotonin ...