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Reproducibility of the correlative triad among aging, dopamine receptor availability, and cognition.

Juarez EJ, Castrellon JJ, Green MA, Crawford JL, Seaman KL, Smith CT, Dang LC, Matuskey D, Morris ED, Cowan RL, Zald DH, Samanez-Larkin GR.

Psychol Aging. 2019 Oct 7. doi: 10.1037/pag0000403. [Epub ahead of print]


Differential regional decline in dopamine receptor availability across adulthood: Linear and nonlinear effects of age.

Seaman KL, Smith CT, Juarez EJ, Dang LC, Castrellon JJ, Burgess LL, San Juan MD, Kundzicz PM, Cowan RL, Zald DH, Samanez-Larkin GR.

Hum Brain Mapp. 2019 Jul;40(10):3125-3138. doi: 10.1002/hbm.24585. Epub 2019 Apr 1.


Ventral striatal dopamine transporter availability is associated with lower trait motor impulsivity in healthy adults.

Smith CT, San Juan MD, Dang LC, Katz DT, Perkins SF, Burgess LL, Cowan RL, Manning HC, Nickels ML, Claassen DO, Samanez-Larkin GR, Zald DH.

Transl Psychiatry. 2018 Dec 7;8(1):269. doi: 10.1038/s41398-018-0328-y.


Individual Differences in Dopamine Are Associated with Reward Discounting in Clinical Groups But Not in Healthy Adults.

Castrellon JJ, Seaman KL, Crawford JL, Young JS, Smith CT, Dang LC, Hsu M, Cowan RL, Zald DH, Samanez-Larkin GR.

J Neurosci. 2019 Jan 9;39(2):321-332. doi: 10.1523/JNEUROSCI.1984-18.2018. Epub 2018 Nov 16.


Lack of consistent sex differences in D-amphetamine-induced dopamine release measured with [18F]fallypride PET.

Smith CT, Dang LC, Burgess LL, Perkins SF, San Juan MD, Smith DK, Cowan RL, Le NT, Kessler RM, Samanez-Larkin GR, Zald DH.

Psychopharmacology (Berl). 2019 Feb;236(2):581-590. doi: 10.1007/s00213-018-5083-5. Epub 2018 Oct 22.


Individual differences in dopamine D2 receptor availability correlate with reward valuation.

Dang LC, Samanez-Larkin GR, Castrellon JJ, Perkins SF, Cowan RL, Zald DH.

Cogn Affect Behav Neurosci. 2018 Aug;18(4):739-747. doi: 10.3758/s13415-018-0601-9.


FTO affects food cravings and interacts with age to influence age-related decline in food cravings.

Dang LC, Samanez-Larkin GR, Smith CT, Castrellon JJ, Perkins SF, Cowan RL, Claassen DO, Zald DH.

Physiol Behav. 2018 Aug 1;192:188-193. doi: 10.1016/j.physbeh.2017.12.013. Epub 2017 Dec 9.


Partial-volume correction increases estimated dopamine D2-like receptor binding potential and reduces adult age differences.

Smith CT, Crawford JL, Dang LC, Seaman KL, San Juan MD, Vijay A, Katz DT, Matuskey D, Cowan RL, Morris ED, Zald DH, Samanez-Larkin GR.

J Cereb Blood Flow Metab. 2019 May;39(5):822-833. doi: 10.1177/0271678X17737693. Epub 2017 Nov 1.


Sex Differences in the Psychophysical Response to Contact Heat in Moderate Cognitive Impairment Alzheimer's Disease: A Cross-Sectional Brief Report.

Cowan RL, Beach PA, Atalla SW, Dietrich MS, Bruehl SP, Deng J, Wang J, Newhouse PA, Gore JC, Monroe TB.

J Alzheimers Dis. 2017;60(4):1633-1640. doi: 10.3233/JAD-170532.


Spontaneous Eye Blink Rate (EBR) Is Uncorrelated with Dopamine D2 Receptor Availability and Unmodulated by Dopamine Agonism in Healthy Adults.

Dang LC, Samanez-Larkin GR, Castrellon JJ, Perkins SF, Cowan RL, Newhouse PA, Zald DH.

eNeuro. 2017 Sep 18;4(5). pii: ENEURO.0211-17.2017. doi: 10.1523/ENEURO.0211-17.2017. eCollection 2017 Sep-Oct.


Sex Differences in Brain Regions Modulating Pain Among Older Adults: A Cross-Sectional Resting State Functional Connectivity Study.

Monroe TB, Fillingim RB, Bruehl SP, Rogers BP, Dietrich MS, Gore JC, Atalla SW, Cowan RL.

Pain Med. 2018 Sep 1;19(9):1737-1747. doi: 10.1093/pm/pnx084.


Pain interference and depressive symptoms in communicative people with Alzheimer's disease: a pilot study.

Wang J, Dietrich MS, Simmons SF, Cowan RL, Monroe TB.

Aging Ment Health. 2018 Jun;22(6):808-812. doi: 10.1080/13607863.2017.1318258. Epub 2017 May 3.


The impact of common dopamine D2 receptor gene polymorphisms on D2/3 receptor availability: C957T as a key determinant in putamen and ventral striatum.

Smith CT, Dang LC, Buckholtz JW, Tetreault AM, Cowan RL, Kessler RM, Zald DH.

Transl Psychiatry. 2017 Apr 11;7(4):e1091. doi: 10.1038/tp.2017.45.


The Impact of Alzheimer's Disease on the Resting State Functional Connectivity of Brain Regions Modulating Pain: A Cross Sectional Study.

Monroe TB, Beach PA, Bruehl SP, Dietrich MS, Rogers BP, Gore JC, Atalla SW, Cowan RL.

J Alzheimers Dis. 2017;57(1):71-83. doi: 10.3233/JAD-161187.


Reduced effects of age on dopamine D2 receptor levels in physically active adults.

Dang LC, Castrellon JJ, Perkins SF, Le NT, Cowan RL, Zald DH, Samanez-Larkin GR.

Neuroimage. 2017 Mar 1;148:123-129. doi: 10.1016/j.neuroimage.2017.01.018. Epub 2017 Jan 10.


Associations between dopamine D2 receptor availability and BMI depend on age.

Dang LC, Samanez-Larkin GR, Castrellon JJ, Perkins SF, Cowan RL, Zald DH.

Neuroimage. 2016 Sep;138:176-183. doi: 10.1016/j.neuroimage.2016.05.044. Epub 2016 May 18.


Variability in paralimbic dopamine signaling correlates with subjective responses to d-amphetamine.

Smith CT, Dang LC, Cowan RL, Kessler RM, Zald DH.

Neuropharmacology. 2016 Sep;108:394-402. doi: 10.1016/j.neuropharm.2016.05.004. Epub 2016 May 10.


Contact heat sensitivity and reports of unpleasantness in communicative people with mild to moderate cognitive impairment in Alzheimer's disease: a cross-sectional study.

Monroe TB, Gibson SJ, Bruehl SP, Gore JC, Dietrich MS, Newhouse P, Atalla S, Cowan RL.

BMC Med. 2016 May 10;14:74. doi: 10.1186/s12916-016-0619-1.


Individual differences in timing of peak positive subjective responses to d-amphetamine: Relationship to pharmacokinetics and physiology.

Smith CT, Weafer J, Cowan RL, Kessler RM, Palmer AA, de Wit H, Zald DH.

J Psychopharmacol. 2016 Apr;30(4):330-43. doi: 10.1177/0269881116631650. Epub 2016 Feb 15.


Imbalance in Resting State Functional Connectivity is Associated with Eating Behaviors and Adiposity in Children.

Chodkowski BA, Cowan RL, Niswender KD.

Heliyon. 2016 Jan;2(1):e00058. No abstract available.


Sex differences in psychophysical and neurophysiological responses to pain in older adults: a cross-sectional study.

Monroe TB, Gore JC, Bruehl SP, Benningfield MM, Dietrich MS, Chen LM, Newhouse P, Fillingim R, Chodkowski B, Atalla S, Arrieta J, Damon SM, Blackford JU, Cowan RL.

Biol Sex Differ. 2015 Nov 16;6:25. doi: 10.1186/s13293-015-0041-y. eCollection 2015.


Disgust proneness and associated neural substrates in obesity.

Watkins TJ, Di Iorio CR, Olatunji BO, Benningfield MM, Blackford JU, Dietrich MS, Bhatia M, Theiss JD, Salomon RM, Niswender K, Cowan RL.

Soc Cogn Affect Neurosci. 2016 Mar;11(3):458-65. doi: 10.1093/scan/nsv129. Epub 2015 Oct 10.


Effects of acute tryptophan depletion on raphé functional connectivity in depression.

Weinstein JJ, Rogers BP, Taylor WD, Boyd BD, Cowan RL, Shelton KM, Salomon RM.

Psychiatry Res. 2015 Nov 30;234(2):164-71. doi: 10.1016/j.pscychresns.2015.08.015. Epub 2015 Sep 14.


Specific Physician Orders Improve Pain Detection and Pain Reports in Nursing Home Residents: Preliminary Data.

Monroe TB, Misra S, Habermann RC, Dietrich MS, Bruehl SP, Cowan RL, Newhouse PA, Simmons SF.

Pain Manag Nurs. 2015 Oct;16(5):770-80. doi: 10.1016/j.pmn.2015.06.002. Epub 2015 Aug 8.


Caudate asymmetry is related to attentional impulsivity and an objective measure of ADHD-like attentional problems in healthy adults.

Dang LC, Samanez-Larkin GR, Young JS, Cowan RL, Kessler RM, Zald DH.

Brain Struct Funct. 2016 Jan;221(1):277-86. doi: 10.1007/s00429-014-0906-6. Epub 2014 Oct 1.


Traumatic brain injury-related attention deficits: treatment outcomes with lisdexamfetamine dimesylate (Vyvanse).

Tramontana MG, Cowan RL, Zald D, Prokop JW, Guillamondegui O.

Brain Inj. 2014;28(11):1461-72. doi: 10.3109/02699052.2014.930179. Epub 2014 Jul 2.


Radiation Dosimetry of (18)F-FPEB in Humans.

Kessler RM, Seibyl J, Cowan RL, Zald D, Young JS, Ansari MS, Stabin MG.

J Nucl Med. 2014 Jul;55(7):1119-21. doi: 10.2967/jnumed.113.133843. Epub 2014 May 5.


Neurocircuitry underlying risk and resilience to social anxiety disorder.

Clauss JA, Avery SN, VanDerKlok RM, Rogers BP, Cowan RL, Benningfield MM, Blackford JU.

Depress Anxiety. 2014 Oct;31(10):822-33. doi: 10.1002/da.22265. Epub 2014 Apr 17.


Changes in dopamine release and dopamine D2/3 receptor levels with the development of mild obesity.

Kessler RM, Zald DH, Ansari MS, Li R, Cowan RL.

Synapse. 2014 Jul;68(7):317-20. doi: 10.1002/syn.21738. Epub 2014 Mar 17. No abstract available.


Amygdala-cingulate intrinsic connectivity is associated with degree of social inhibition.

Blackford JU, Clauss JA, Avery SN, Cowan RL, Benningfield MM, VanDerKlok RM.

Biol Psychol. 2014 May;99:15-25. doi: 10.1016/j.biopsycho.2014.02.003. Epub 2014 Feb 15.


Structural and functional bases of inhibited temperament.

Clauss JA, Seay AL, VanDerKlok RM, Avery SN, Cao A, Cowan RL, Benningfield MM, Blackford JU.

Soc Cogn Affect Neurosci. 2014 Dec;9(12):2049-58. doi: 10.1093/scan/nsu019. Epub 2014 Feb 3.


Regulation of novelty seeking by midbrain dopamine D2/D3 signaling and ghrelin is altered in obesity.

Savage SW, Zald DH, Cowan RL, Volkow ND, Marks-Shulman PA, Kessler RM, Abumrad NN, Dunn JP.

Obesity (Silver Spring). 2014 Jun;22(6):1452-7. doi: 10.1002/oby.20690. Epub 2014 Feb 11.


Caudate responses to reward anticipation associated with delay discounting behavior in healthy youth.

Benningfield MM, Blackford JU, Ellsworth ME, Samanez-Larkin GR, Martin PR, Cowan RL, Zald DH.

Dev Cogn Neurosci. 2014 Jan;7:43-52. doi: 10.1016/j.dcn.2013.10.009. Epub 2013 Nov 7.


Cannabis cue-induced brain activation correlates with drug craving in limbic and visual salience regions: preliminary results.

Charboneau EJ, Dietrich MS, Park S, Cao A, Watkins TJ, Blackford JU, Benningfield MM, Martin PR, Buchowski MS, Cowan RL.

Psychiatry Res. 2013 Nov 30;214(2):122-31. doi: 10.1016/j.pscychresns.2013.06.005. Epub 2013 Sep 12.


Pain reports and pain medication treatment in nursing home residents with and without dementia.

Monroe TB, Misra SK, Habermann RC, Dietrich MS, Cowan RL, Simmons SF.

Geriatr Gerontol Int. 2014 Jul;14(3):541-8. doi: 10.1111/ggi.12130. Epub 2013 Sep 11.


Oscillatory serotonin function in depression.

Salomon RM, Cowan RL.

Synapse. 2013 Nov;67(11):801-20. doi: 10.1002/syn.21675. Epub 2013 May 21. Review.


Pain and hospice care in nursing home residents with dementia and terminal cancer.

Monroe TB, Carter MA, Feldt KS, Dietrich MS, Cowan RL.

Geriatr Gerontol Int. 2013 Oct;13(4):1018-25. doi: 10.1111/ggi.12049. Epub 2013 Mar 19.


Pain in people with Alzheimer disease: potential applications for psychophysical and neurophysiological research.

Monroe TB, Gore JC, Chen LM, Mion LC, Cowan RL.

J Geriatr Psychiatry Neurol. 2012 Dec;25(4):240-55. doi: 10.1177/0891988712466457. Epub 2012 Dec 31. Review.


A thalamocorticostriatal dopamine network for psychostimulant-enhanced human cognitive flexibility.

Samanez-Larkin GR, Buckholtz JW, Cowan RL, Woodward ND, Li R, Ansari MS, Arrington CM, Baldwin RM, Smith CE, Treadway MT, Kessler RM, Zald DH.

Biol Psychiatry. 2013 Jul 15;74(2):99-105. doi: 10.1016/j.biopsych.2012.10.032. Epub 2012 Dec 27.


Ethical and legal issues in pain research in cognitively impaired older adults.

Monroe TB, Herr KA, Mion LC, Cowan RL.

Int J Nurs Stud. 2013 Sep;50(9):1283-7. doi: 10.1016/j.ijnurstu.2012.11.023. Epub 2012 Dec 14.


Human ecstasy (MDMA) polydrug users have altered brain activation during semantic processing.

Watkins TJ, Raj V, Lee J, Dietrich MS, Cao A, Blackford JU, Salomon RM, Park S, Benningfield MM, Di Iorio CR, Cowan RL.

Psychopharmacology (Berl). 2013 May;227(1):41-54. doi: 10.1007/s00213-012-2936-1. Epub 2012 Dec 16.


Brain serotonin function in MDMA (ecstasy) users: evidence for persisting neurotoxicity.

Benningfield MM, Cowan RL.

Neuropsychopharmacology. 2013 Jan;38(1):253-5. doi: 10.1038/npp.2012.178. Review. No abstract available. Erratum in: Neuropsychopharmacology. 2013 Apr;38(5):907.


The prevalence of employed nurses identified or enrolled in substance use monitoring programs.

Monroe TB, Kenaga H, Dietrich MS, Carter MA, Cowan RL.

Nurs Res. 2013 Jan-Feb;62(1):10-5. doi: 10.1097/NNR.0b013e31826ba3ca.


Response of neural reward regions to food cues in autism spectrum disorders.

Cascio CJ, Foss-Feig JH, Heacock JL, Newsom CR, Cowan RL, Benningfield MM, Rogers BP, Cao A.

J Neurodev Disord. 2012 May 17;4(1):9. doi: 10.1186/1866-1955-4-9.


Persistent dose-dependent changes in brain structure in young adults with low-to-moderate alcohol exposure in utero.

Eckstrand KL, Ding Z, Dodge NC, Cowan RL, Jacobson JL, Jacobson SW, Avison MJ.

Alcohol Clin Exp Res. 2012 Nov;36(11):1892-902. doi: 10.1111/j.1530-0277.2012.01819.x. Epub 2012 May 17.


Dopaminergic mechanisms of individual differences in human effort-based decision-making.

Treadway MT, Buckholtz JW, Cowan RL, Woodward ND, Li R, Ansari MS, Baldwin RM, Schwartzman AN, Kessler RM, Zald DH.

J Neurosci. 2012 May 2;32(18):6170-6. doi: 10.1523/JNEUROSCI.6459-11.2012.


Assessing advanced cancer pain in older adults with dementia at the end-of-life.

Monroe T, Carter M, Feldt K, Tolley B, Cowan RL.

J Adv Nurs. 2012 Sep;68(9):2070-8. doi: 10.1111/j.1365-2648.2011.05929.x. Epub 2012 Jan 25.


Amygdala and hippocampus fail to habituate to faces in individuals with an inhibited temperament.

Blackford JU, Allen AH, Cowan RL, Avery SN.

Soc Cogn Affect Neurosci. 2013 Feb;8(2):143-50. doi: 10.1093/scan/nsr078. Epub 2012 Jan 19.


Evidence for chronically altered serotonin function in the cerebral cortex of female 3,4-methylenedioxymethamphetamine polydrug users.

Di Iorio CR, Watkins TJ, Dietrich MS, Cao A, Blackford JU, Rogers B, Ansari MS, Baldwin RM, Li R, Kessler RM, Salomon RM, Benningfield M, Cowan RL.

Arch Gen Psychiatry. 2012 Apr;69(4):399-409. doi: 10.1001/archgenpsychiatry.2011.156. Epub 2011 Dec 5.


MDMA (Ecstasy) association with impaired fMRI BOLD thalamic coherence and functional connectivity.

Salomon RM, Karageorgiou J, Dietrich MS, McLellan JY, Charboneau EJ, Blackford JU, Cowan RL.

Drug Alcohol Depend. 2012 Jan 1;120(1-3):41-7. doi: 10.1016/j.drugalcdep.2011.06.022. Epub 2011 Jul 31.

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