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How expectations influence pain.

Fields HL.

Pain. 2018 Sep;159 Suppl 1:S3-S10. doi: 10.1097/j.pain.0000000000001272. Review. No abstract available.


Two delta opioid receptor subtypes are functional in single ventral tegmental area neurons, and can interact with the mu opioid receptor.

Margolis EB, Fujita W, Devi LA, Fields HL.

Neuropharmacology. 2017 Sep 1;123:420-432. doi: 10.1016/j.neuropharm.2017.06.019. Epub 2017 Jun 21.


Cortico-Accumbens Regulation of Approach-Avoidance Behavior Is Modified by Experience and Chronic Pain.

Schwartz N, Miller C, Fields HL.

Cell Rep. 2017 May 23;19(8):1522-1531. doi: 10.1016/j.celrep.2017.04.073.


Mu Opioid Receptor Actions in the Lateral Habenula.

Margolis EB, Fields HL.

PLoS One. 2016 Jul 18;11(7):e0159097. doi: 10.1371/journal.pone.0159097. eCollection 2016.


Ventral Pallidum Neurons Encode Incentive Value and Promote Cue-Elicited Instrumental Actions.

Richard JM, Ambroggi F, Janak PH, Fields HL.

Neuron. 2016 Jun 15;90(6):1165-1173. doi: 10.1016/j.neuron.2016.04.037. Epub 2016 May 26.


Mu-opioid receptor activation in the medial shell of nucleus accumbens promotes alcohol consumption, self-administration and cue-induced reinstatement.

Richard JM, Fields HL.

Neuropharmacology. 2016 Sep;108:14-23. doi: 10.1016/j.neuropharm.2016.04.010. Epub 2016 Apr 14.


Alterations in the rostral ventromedial medulla after the selective ablation of μ-opioid receptor expressing neurons.

Harasawa I, Johansen JP, Fields HL, Porreca F, Meng ID.

Pain. 2016 Jan;157(1):166-73. doi: 10.1097/j.pain.0000000000000344.


Endogenous opioid activity in the anterior cingulate cortex is required for relief of pain.

Navratilova E, Xie JY, Meske D, Qu C, Morimura K, Okun A, Arakawa N, Ossipov M, Fields HL, Porreca F.

J Neurosci. 2015 May 6;35(18):7264-71. doi: 10.1523/JNEUROSCI.3862-14.2015.


Understanding opioid reward.

Fields HL, Margolis EB.

Trends Neurosci. 2015 Apr;38(4):217-25. doi: 10.1016/j.tins.2015.01.002. Epub 2015 Jan 29. Review.


Direct bidirectional μ-opioid control of midbrain dopamine neurons.

Margolis EB, Hjelmstad GO, Fujita W, Fields HL.

J Neurosci. 2014 Oct 29;34(44):14707-16. doi: 10.1523/JNEUROSCI.2144-14.2014.


Neuroscience. More pain; less gain.

Fields HL.

Science. 2014 Aug 1;345(6196):513-4. doi: 10.1126/science.1258477. No abstract available.


Catechol-O-methyltransferase genotype modulates opioid release in decision circuitry.

Mitchell JM, O'Neil JP, Jagust WJ, Fields HL.

Clin Transl Sci. 2013 Oct;6(5):400-3. doi: 10.1111/cts.12075. Epub 2013 Jun 13.


Parceling human accumbens into putative core and shell dissociates encoding of values for reward and pain.

Baliki MN, Mansour A, Baria AT, Huang L, Berger SE, Fields HL, Apkarian AV.

J Neurosci. 2013 Oct 9;33(41):16383-93. doi: 10.1523/JNEUROSCI.1731-13.2013.


Intra-VTA deltorphin, but not DPDPE, induces place preference in ethanol-drinking rats: distinct DOR-1 and DOR-2 mechanisms control ethanol consumption and reward.

Mitchell JM, Margolis EB, Coker AR, Allen DC, Fields HL.

Alcohol Clin Exp Res. 2014 Jan;38(1):195-203. doi: 10.1111/acer.12246. Epub 2013 Aug 27.


Capturing the aversive state of cephalic pain preclinically.

De Felice M, Eyde N, Dodick D, Dussor GO, Ossipov MH, Fields HL, Porreca F.

Ann Neurol. 2013 Aug;74(2):257-65. doi: 10.1002/ana.23922. Epub 2013 Sep 10.


Opioid modulation of ventral pallidal afferents to ventral tegmental area neurons.

Hjelmstad GO, Xia Y, Margolis EB, Fields HL.

J Neurosci. 2013 Apr 10;33(15):6454-9. doi: 10.1523/JNEUROSCI.0178-13.2013.


Pain relief produces negative reinforcement through activation of mesolimbic reward-valuation circuitry.

Navratilova E, Xie JY, Okun A, Qu C, Eyde N, Ci S, Ossipov MH, King T, Fields HL, Porreca F.

Proc Natl Acad Sci U S A. 2012 Dec 11;109(50):20709-13. doi: 10.1073/pnas.1214605109. Epub 2012 Nov 26.


Ventral tegmental area glutamate neurons: electrophysiological properties and projections.

Hnasko TS, Hjelmstad GO, Fields HL, Edwards RH.

J Neurosci. 2012 Oct 24;32(43):15076-85. doi: 10.1523/JNEUROSCI.3128-12.2012.


Identification of rat ventral tegmental area GABAergic neurons.

Margolis EB, Toy B, Himmels P, Morales M, Fields HL.

PLoS One. 2012;7(7):e42365. doi: 10.1371/journal.pone.0042365. Epub 2012 Jul 31.


Dopamine, corticostriatal connectivity, and intertemporal choice.

Kayser AS, Allen DC, Navarro-Cebrian A, Mitchell JM, Fields HL.

J Neurosci. 2012 Jul 4;32(27):9402-9. doi: 10.1523/JNEUROSCI.1180-12.2012.


Corticostriatal functional connectivity predicts transition to chronic back pain.

Baliki MN, Petre B, Torbey S, Herrmann KM, Huang L, Schnitzer TJ, Fields HL, Apkarian AV.

Nat Neurosci. 2012 Jul 1;15(8):1117-9. doi: 10.1038/nn.3153.


Alcohol self-administration, anxiety, and cortisol levels predict changes in delta opioid receptor function in the ventral tegmental area.

Mitchell JM, Margolis EB, Coker AR, Fields HL.

Behav Neurosci. 2012 Aug;126(4):515-22. doi: 10.1037/a0029027. Epub 2012 Jun 18.


Varenicline decreases alcohol consumption in heavy-drinking smokers.

Mitchell JM, Teague CH, Kayser AS, Bartlett SE, Fields HL.

Psychopharmacology (Berl). 2012 Oct;223(3):299-306. doi: 10.1007/s00213-012-2717-x. Epub 2012 May 1.


Pain and the primary somatosensory cortex.

Fields HL.

Pain. 2012 Apr;153(4):742-3. doi: 10.1016/j.pain.2012.01.034. Epub 2012 Feb 24. No abstract available.


Alcohol consumption induces endogenous opioid release in the human orbitofrontal cortex and nucleus accumbens.

Mitchell JM, O'Neil JP, Janabi M, Marks SM, Jagust WJ, Fields HL.

Sci Transl Med. 2012 Jan 11;4(116):116ra6. doi: 10.1126/scitranslmed.3002902.


Prefrontal cortex mediates extinction of responding by two distinct neural mechanisms in accumbens shell.

Ghazizadeh A, Ambroggi F, Odean N, Fields HL.

J Neurosci. 2012 Jan 11;32(2):726-37. doi: 10.1523/JNEUROSCI.3891-11.2012.


Engagement of descending inhibition from the rostral ventromedial medulla protects against chronic neuropathic pain.

De Felice M, Sanoja R, Wang R, Vera-Portocarrero L, Oyarzo J, King T, Ossipov MH, Vanderah TW, Lai J, Dussor GO, Fields HL, Price TJ, Porreca F.

Pain. 2011 Dec;152(12):2701-9. doi: 10.1016/j.pain.2011.06.008. Epub 2011 Jul 13.


A novel opioid receptor-mediated enhancement of GABAA receptor function induced by stress in ventral tegmental area neurons.

Margolis EB, Mitchell JM, Hjelmstad GO, Fields HL.

J Physiol. 2011 Sep 1;589(17):4229-42. doi: 10.1113/jphysiol.2011.209023. Epub 2011 Jun 20.


Nucleus accumbens medium spiny neurons target non-dopaminergic neurons in the ventral tegmental area.

Xia Y, Driscoll JR, Wilbrecht L, Margolis EB, Fields HL, Hjelmstad GO.

J Neurosci. 2011 May 25;31(21):7811-6. doi: 10.1523/JNEUROSCI.1504-11.2011.


Interaction between family history of alcoholism and Locus of Control in the opioid regulation of impulsive responding under the influence of alcohol.

Altamirano LJ, Fields HL, D'Esposito M, Boettiger CA.

Alcohol Clin Exp Res. 2011 Nov;35(11):1905-14. doi: 10.1111/j.1530-0277.2011.01535.x. Epub 2011 May 13.


Roles of nucleus accumbens core and shell in incentive-cue responding and behavioral inhibition.

Ambroggi F, Ghazizadeh A, Nicola SM, Fields HL.

J Neurosci. 2011 May 4;31(18):6820-30. doi: 10.1523/JNEUROSCI.6491-10.2011.


Lesion of the rostral anterior cingulate cortex eliminates the aversiveness of spontaneous neuropathic pain following partial or complete axotomy.

Qu C, King T, Okun A, Lai J, Fields HL, Porreca F.

Pain. 2011 Jul;152(7):1641-8. doi: 10.1016/j.pain.2011.03.002. Epub 2011 Apr 6.


The doctor's dilemma: opiate analgesics and chronic pain.

Fields HL.

Neuron. 2011 Feb 24;69(4):591-4. doi: 10.1016/j.neuron.2011.02.001.


Reliability in the identification of midbrain dopamine neurons.

Margolis EB, Coker AR, Driscoll JR, Lemaître AI, Fields HL.

PLoS One. 2010 Dec 9;5(12):e15222. doi: 10.1371/journal.pone.0015222.


Isolating event-related neuronal responses by deconvolution.

Ghazizadeh A, Fields HL, Ambroggi F.

J Neurophysiol. 2010 Sep;104(3):1790-802. doi: 10.1152/jn.00389.2010. Epub 2010 Jul 14.


Reply: Is reflex sympathetic dystrophy/complex regional pain syndrome type I a small-fiber neuropathy?

Oaklander AL, Fields HL.

Ann Neurol. 2010 Jul;68(1):116-7. doi: 10.1002/ana.22084. No abstract available.


Predicting value of pain and analgesia: nucleus accumbens response to noxious stimuli changes in the presence of chronic pain.

Baliki MN, Geha PY, Fields HL, Apkarian AV.

Neuron. 2010 Apr 15;66(1):149-60. doi: 10.1016/j.neuron.2010.03.002.


A pause in nucleus accumbens neuron firing is required to initiate and maintain feeding.

Krause M, German PW, Taha SA, Fields HL.

J Neurosci. 2010 Mar 31;30(13):4746-56. doi: 10.1523/JNEUROSCI.0197-10.2010.


Unmasking the tonic-aversive state in neuropathic pain.

King T, Vera-Portocarrero L, Gutierrez T, Vanderah TW, Dussor G, Lai J, Fields HL, Porreca F.

Nat Neurosci. 2009 Nov;12(11):1364-6. doi: 10.1038/nn.2407. Epub 2009 Sep 27. Erratum in: Nat Neurosci. 2010 Aug;13(8):1033.


Is reflex sympathetic dystrophy/complex regional pain syndrome type I a small-fiber neuropathy?

Oaklander AL, Fields HL.

Ann Neurol. 2009 Jun;65(6):629-38. doi: 10.1002/ana.21692. Review.


Convergent, not serial, striatal and pallidal circuits regulate opioid-induced food intake.

Taha SA, Katsuura Y, Noorvash D, Seroussi A, Fields HL.

Neuroscience. 2009 Jul 7;161(3):718-33. doi: 10.1016/j.neuroscience.2009.03.057. Epub 2009 Mar 29.


The rostromedial tegmental nucleus (RMTg), a GABAergic afferent to midbrain dopamine neurons, encodes aversive stimuli and inhibits motor responses.

Jhou TC, Fields HL, Baxter MG, Saper CB, Holland PC.

Neuron. 2009 Mar 12;61(5):786-800. doi: 10.1016/j.neuron.2009.02.001.


Now or Later? An fMRI study of the effects of endogenous opioid blockade on a decision-making network.

Boettiger CA, Kelley EA, Mitchell JM, D'Esposito M, Fields HL.

Pharmacol Biochem Behav. 2009 Sep;93(3):291-9. doi: 10.1016/j.pbb.2009.02.008. Epub 2009 Feb 28.


Delta-opioid receptor expression in the ventral tegmental area protects against elevated alcohol consumption.

Margolis EB, Fields HL, Hjelmstad GO, Mitchell JM.

J Neurosci. 2008 Nov 26;28(48):12672-81. doi: 10.1523/JNEUROSCI.4569-08.2008.


Naltrexone aversion and treatment efficacy are greatest in humans and rats that actively consume high levels of alcohol.

Mitchell JM, Bergren LJ, Chen KS, Rowbotham MC, Fields HL.

Neurobiol Dis. 2009 Jan;33(1):72-80. doi: 10.1016/j.nbd.2008.09.018. Epub 2008 Oct 1.


Midbrain dopamine neurons: projection target determines action potential duration and dopamine D(2) receptor inhibition.

Margolis EB, Mitchell JM, Ishikawa J, Hjelmstad GO, Fields HL.

J Neurosci. 2008 Sep 3;28(36):8908-13. doi: 10.1523/JNEUROSCI.1526-08.2008.


Basolateral amygdala neurons facilitate reward-seeking behavior by exciting nucleus accumbens neurons.

Ambroggi F, Ishikawa A, Fields HL, Nicola SM.

Neuron. 2008 Aug 28;59(4):648-61. doi: 10.1016/j.neuron.2008.07.004.


Contributions of the amygdala and medial prefrontal cortex to incentive cue responding.

Ishikawa A, Ambroggi F, Nicola SM, Fields HL.

Neuroscience. 2008 Aug 26;155(3):573-84. doi: 10.1016/j.neuroscience.2008.06.037. Epub 2008 Jun 21.


Dorsomedial prefrontal cortex contribution to behavioral and nucleus accumbens neuronal responses to incentive cues.

Ishikawa A, Ambroggi F, Nicola SM, Fields HL.

J Neurosci. 2008 May 7;28(19):5088-98. doi: 10.1523/JNEUROSCI.0253-08.2008.

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