{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,7,27]],"date-time":"2026-07-27T11:23:59Z","timestamp":1785151439397,"version":"3.55.0"},"reference-count":30,"publisher":"Akademiai Kiado Zrt.","issue":"1","license":[{"start":{"date-parts":[[2016,3,1]],"date-time":"2016-03-01T00:00:00Z","timestamp":1456790400000},"content-version":"unspecified","delay-in-days":0,"URL":"http:\/\/creativecommons.org\/licenses\/by-nc\/3.0\/"}],"content-domain":{"domain":["akjournals.com"],"crossmark-restriction":true},"short-container-title":["J Behav Addict"],"published-print":{"date-parts":[[2016,3,1]]},"abstract":"<jats:sec sec-type=\"background and aims\">\n          <jats:title>Background and aims<\/jats:title>\n          <jats:p>Gambling disorder (GD) shares many similarities with substance use disorders (SUDs) in clinical, neurobiological, and neurocognitive features, including decision-making. We evaluated the relationships among, GD, decision-making, and brain-derived neurotrophic factor (BDNF), as measured by serum BDNF levels.<\/jats:p>\n        <\/jats:sec>\n        <jats:sec sec-type=\"methods\">\n          <jats:title>Methods<\/jats:title>\n          <jats:p>Twenty-one male patients with GD and 21 healthy sex- and age-matched control subjects were evaluated for associations between serum BDNF levels and the Problem Gambling Severity Index (PGSI), as well as between serum BDNF levels and Iowa Gambling Task (IGT) indices.<\/jats:p>\n        <\/jats:sec>\n        <jats:sec sec-type=\"results\">\n          <jats:title>Results<\/jats:title>\n          <jats:p>The mean serum BDNF levels were significantly increased in patients with GD compared to healthy controls. A significant correlation between serum BDNF levels and PGSI scores was found when controlling for age, depression, and duration of GD. A significant negative correlation was obtained between serum BDNF levels and IGT improvement scores.<\/jats:p>\n        <\/jats:sec>\n        <jats:sec sec-type=\"discussion\">\n          <jats:title>Discussion<\/jats:title>\n          <jats:p>These findings support the hypothesis that serum BDNF levels constitute a dual biomarker for the neuroendocrine changes and the severity of GD in patients. Serum BDNF level may serve as an indicator of poor decision-making performance and learning processes in GD and help to identify the common physiological underpinnings between GD and SUDs.<\/jats:p>\n        <\/jats:sec>","DOI":"10.1556\/2006.5.2016.010","type":"journal-article","created":{"date-parts":[[2016,3,30]],"date-time":"2016-03-30T07:47:33Z","timestamp":1459324053000},"page":"135-139","update-policy":"https:\/\/doi.org\/10.1556\/policypage.crossmark.crossref.2","source":"Crossref","is-referenced-by-count":14,"title":["Serum BDNF levels in patients with gambling disorder are associated with the severity of gambling disorder and Iowa Gambling Task indices"],"prefix":"10.1556","volume":"5","author":[{"given":"Sam-Wook","family":"Choi","sequence":"first","affiliation":[{"name":"Korea Institute on Behavioral Addiction, Seoul, Korea; Easy Brain Center, Seoul, Korea"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Young-Chul","family":"Shin","sequence":"additional","affiliation":[{"name":"Department of Psychiatry, Kangbuk Samsung Hospital, Sungkyunkwan University School of Medicine, Seoul, Korea"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Jung Yeon","family":"Mok","sequence":"additional","affiliation":[{"name":"Department of Psychiatry, Seoul St Mary\u2019s Hospital, College of Medicine, The Catholic University of Korea, Seoul, Korea"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Dai-Jin","family":"Kim","sequence":"additional","affiliation":[{"name":"Department of Psychiatry, Seoul St Mary\u2019s Hospital, College of Medicine, The Catholic University of Korea, Seoul, Korea"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Jung-Seok","family":"Choi","sequence":"additional","affiliation":[{"name":"Department of Psychiatry, SMG-SNU Boramae Medical Center, Seoul, Korea"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Samuel","family":"Suk-Hyun Hwang","sequence":"additional","affiliation":[{"name":"Department of Psychology, Chonnam National University, Gwangju, Korea"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"425","reference":[{"key":"B1","series-title":"Addiction Biology,","doi-asserted-by":"publisher","first-page":"749","DOI":"10.1111\/j.1369-1600.2011.00411.x","article-title":"Enhanced BDNF serum levels in patients with severe pathological gambling","volume":"18","author":"Angelucci, F.","year":"2013","unstructured":"Angelucci, F.\n            , \n            \n              Martinotti, G.\n            , \n            \n              Gelfo, F.\n            , \n            \n              Righino, E.\n            , \n            \n              Conte, G.\n            , \n            \n              Caltagirone, C.\n            , \n            \n              Bria, P.\n            , & \n            \n              Ricci, V.\n           (2013). 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