(L) New research sheds light on connection between dopamine and depression symptoms (2012)

New research sheds light on connection between dopamine and depression symptoms Lia Steakley on December 12th, 2012   A team of researchers at Stanford have successfully induced and relieved depression-like deficiencies in both pleasure and motivation in mice by controlling a region of the brain known as the ventral tegmental area. That part of the brain […]

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Exposure Therapy for HOCD? (2012)

Porn-related HOCD may call for its own treatment protocol Intrusive worries that someone has become gay—although he (she) has been straight for years with no doubts—have gained the label HOCD, homosexual obsessive-compulsive disorder. More properly such worries would be called sexual orientation obsessive-compulsive disorder because they also strike gay people who suddenly wonder if they […]

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Dopamine genes and reward dependence in adolescents with excessive internet video game play (2007)

J Addict Med. 2007 Sep;1(3):133-8.   Han DH, Lee YS, Yang KC, Kim EY, Lyoo IK, Renshaw PF. Source From McLean Hospital Brain Imaging Center and Department of Psychiatry (DHH, KCY, IKL, PFR), Harvard Medical School, Belmont, MA; the Department of Psychiatry (YSL, EYK), Chung-Ang University Medical School, Seoul, South Korea; and the Department of […]

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Neuroimaging for drug addiction and related behaviors (2012)

Rev Neurosci. 2011;22(6):609-24. Epub 2011 Nov 25.   Parvaz MA, Alia-Klein N, Woicik PA, Volkow ND, Goldstein RZ. Source Medical Department, Brookhaven National Laboratory, 30 Bell Ave., Bldg. 490, Upton, NY 11973-5000, USA. Abstract In this review, we highlight the role of neuroimaging techniques in studying the emotional and cognitive-behavioral components of the addiction syndrome […]

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Fast dopamine release events in the nucleus accumbens of early adolescent rats (2011)

Neuroscience. 2011 Mar 10;176:296-307.  Robinson DL, Zitzman DL, Smith KJ, Spear LP. Source Bowles Center for Alcohol Studies and Department of Psychiatry, University of North Carolina, Chapel Hill, NC 27713, USA. [email protected] Abstract Subsecond fluctuations in dopamine (dopamine transients) in the nucleus accumbens are often time-locked to rewards and cues and provide an important learning […]

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Motivational systems in adolescence: possible implications for age differences in substance abuse and other risk-taking behaviors (2010)

Brain Cogn. 2010 Feb;72(1):114-23. Epub 2009 Sep 16.   Doremus-Fitzwater TL, Varlinskaya EI, Spear LP. Source Center for Development and Behavioral Neuroscience, Department of Psychology, Binghamton University, Binghamton, NY 13902-6000, USA. Abstract Adolescence is an evolutionarily conserved developmental phase characterized by hormonal, physiological, neural and behavioral alterations evident widely across mammalian species. For instance, adolescent […]

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Are adolescents more vulnerable to drug addiction than adults? Evidence from animal models (2009)

Psychopharmacology (Berl). 2009 Sep;206(1):1-21. Epub 2009 Jun 23.   Schramm-Sapyta NL, Walker QD, Caster JM, Levin ED, Kuhn CM. Source Duke University, Durham, NC, USA. [email protected] Abstract BACKGROUND AND RATIONALE: Epidemiological evidence suggests that people who begin experimenting with drugs of abuse during early adolescence are more likely to develop substance use disorders (SUDs), but […]

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(L) The Brain: The Trouble With Teens – Discovery Magazine (2011)

FROM THE MARCH 2011 ISSUE Fast driving, drugs, and unsafe sex: The risk-loving behavior of adolescents may result from a neurological gap in the developing brain  by Carl Zimmer Teenagers are a puzzle, and not just to their parents. When kids pass from childhood to adolescence their mortality rate doubles, despite the fact that teenagers […]

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Braking and Accelerating of the Adolescent Brain (2011)

J Res Adolesc. 2011 Mar 1;21(1):21-33. Casey B, Jones RM, Somerville LH. Source Sackler Institute for Developmental Psychobiology Weill Cornell Medical College, New York, NY USA. Abstract Adolescence is a developmental period often characterized as a time of impulsive and risky choices leading to increased incidence of unintentional injuries and violence, alcohol and drug abuse, […]

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