1. Morris BJ, Herz A. Control of opiate receptor numberin vivo: Simultaneous κ-receptor down-regulation and μ-receptor up-regulation following chronic agonist/antagonist treatment. Neuroscience 1989; 29:433-442.
2. Parvardeh S, Moghimi M, Eslami P, Masoudi A. α-Terpineol attenuates morphine-induced physical dependence and tolerance in mice: role of nitric oxide. Iran J Basic Med Sci 2016;19:201-208.
3. Khatibi A, Haghparast A, Shams J, Dianati E, Komaki A, Kamalinejad M. Effects of the fruit essential oil of Cuminum cyminum L. on the acquisition and expression of morphine-induced conditioned place preference in mice. Neurosci lett 2008; 448:94-98.
4. Sahraei H, Falahi M, Zarrindast MR, Sabetkasaei M, Ghoshooni H, Khalili M. The effects of nitric oxide on the acquisition and expression of nicotine-induced conditioned place preference in mice. Eur J Pharmacol 2004; 503:81-87.
5. Kiraly K, Caputi FF, Hanuska A, Kató Eb, Balogh M, Köles Ls, et al. A new potent analgesic agent with reduced liability to produce morphine tolerance. Brain Res Bull 2015; 117:32-38.
6. Chao J, Nestler EJ. Molecular neurobiology of drug addiction. Annu Rev Med 2004; 55:113-132.
7. Trujillo KA, Akil H. Inhibition of morphine tolerance and dependence by the NMDA receptor antagonist MK-801. Science 1991; 251:85-87.
8. Steffensen SC, Lee RS, Stobbs SH, Henriksen SJ. Responses of ventral tegmental area GABA neurons to brain stimulation reward. Brain Res 2001; 906:190-197.
9. Padgett CL, Lalive AL, Tan KR, Terunuma M, Munoz MB, Pangalos MN, et al. Methamphetamine-evoked depression of GABA B receptor signaling in GABA neurons of the VTA. Neuron 2012; 73:978-989.
10. Sahraei H, Etemadi L, Rostami P, Pourmotabbed A, Zarrindast M-R, Shams J, et al. GABA B receptors within the ventral tegmental area are involved in the expression and acquisition of morphine-induced place preference in morphine-sensitized rats. Pharmacol Biochem Behav 2009;91:409-416.
11. Ferbinteanu J, McDonald RJ. Dorsal/ventral hippocampus, fornix, and conditioned place preference. Hippocampus 2001; 11:187-200.
12. De Vries TJ, Shippenberg TS. Neural systems underlying opiate addiction. J Neurosci 2002; 22:3321-3325.
13. Phillips TJ, Reed C. Targeting GABAB receptors for anti-abuse drug discovery. Exp Opin Drug Discov 2014;9:1307-1317.
14. Franklin TR, Harper D, Kampman K, Kildea-McCrea S, Jens W, Lynch KG, et al. The GABA B agonist baclofen reduces cigarette consumption in a preliminary double-blind placebo-controlled smoking reduction study. Drug Alcohol Depend 2009;103:30-36.
15. Kaplan GB, Leite-Morris KA, Joshi M, Shoeb MH, Carey RJ. Baclofen inhibits opiate-induced conditioned place preference and associated induction of Fos in cortical and limbic regions. Brain Res 2003;987:122-125.
16. Xi Z-X, Stein EA. Baclofen inhibits heroin self-administration behavior and mesolimbic dopamine release. J Pharmacol Exp Ther 1999; 290:1369-1374.
17. Chalabi-Yani D, Sahraei H, Meftahi GH, Hosseini SB, Sadeghi-Gharajehdaghi S, Beig HA, et al. Effect of transient inactivation of ventral tegmental area on the expression and acquisition of nicotine-induced conditioned place preference in rats. Iran Biomed J 2015;19:214.
18. Bijani S, Sadeghi-Gharachehdaghi S, Zardooz H, Ghoshooni H, Eidi A, Shams J, et al. Influence of nitric oxide in the central amygdala on the acquisition and expression of morphine-induced place preference in morphine sensitized rats. Basic Clin Neurosci 2011; 2:36-46.
19. Chen X, Marrero HG, Murphy R, Lin Y-J, Freedman JE. Altered gating of opiate receptor-modulated K+ channels on amygdala neurons of morphine-dependent rats. Proc Nat Acad Sci 2000;97:14692-14696.
20. Arout CA, Caldwell M, Rossi G, Kest B. Spinal and supraspinal N-methyl-d-aspartate and melanocortin-1 receptors contribute to a qualitative sex difference in morphine-induced hyperalgesia. Physiol Behav 2015;147:364-372.
21. Carroll ME, Lynch WJ, Roth ME, Morgan AD, Cosgrove KP. Sex and estrogen influence drug abuse. Trends Pharmacol Sci 2004;25:273-279.
22. Cicero TJ, Ennis T, Ogden J, Meyer ER. Gender differences in the reinforcing properties of morphine. Pharmacol Biochem Behav 2000;65:91-96.
23. Rafieirad M, Sahraei H, Haeri RSA, Sepehri H, Alavian DS, Ghoshouni H, et al. The modulatory role of gaba-b receptors of the shell part of nucleus accumbens in the acquisition and expression of morphine-induced conditioned place preference in morphine-sensitized rats. physiology and pharmacology. 2007; 11:182-191.
24. Karami M, Zarrindast MR, Sepehri H, Sahraei H. Role of nitric oxide in the rat hippocampal CA1 area on morphine-induced conditioned place preference. Eur J Pharmacol 2002; 449:113-119.
25. Zarrindast MR, Faraji N, Rostami P, Sahraei H, Ghoshouni H. Cross-tolerance between morphine-and nicotine-induced conditioned place preference in mice. Pharmacol Biochem Behav 2003;74:363-369.
26. Zarrindast MR, Rezayof A. Morphine-induced place preference: interactions with neurotransmitter systems. Iran J Pharm Res 2010;3-15.
27. Pockros-Burgess LA, Pentkowski NS, Der-Ghazarian T, Neisewander JL. Effects of the 5-HT2C receptor agonist
CP809101 in the amygdala on reinstatement of cocaine-seeking behavior and anxiety-like behavior. Int J Neuropsychopharmacol 2014; 17:1751-1762.
28. Paxinos G, Watson C. The rat brain in stereotaxic atlas. London: Academic; 1986.
29. Sahraei H, Ghazzaghi H, Zarrindast M-R, Ghoshooni H, Sepehri H, Haeri-Rohan A. The role of alpha-adrenoceptor mechanism (s) in morphine-induced conditioned place preference in female mice. Pharmacol Biochem Behav 2004;78:135-141.
30. Koob GF, Bloom FE. Cellular and molecular mechanisms of drug dependence. Science 1988; 242:715-723.
31. Koob GF. Drugs of abuse: anatomy, pharmacology and function of reward pathways. Trends Pharmacol Sci 1992; 13:177-184.
32. Loh HH, Liu H-C, Cavalli A, Yang W, Chen YF, Wei LN. μ Opioid receptor knockout in mice: effects on ligand-induced analgesia and morphine lethality. Mol Brain Res 1998;54:321-326.
33. Spanagel R, Weiss F. The dopamine hypothesis of reward: past and current status. Trends Neurosci 1999; 22:521-527.
34. Karami M, Zarrindast MR. Place aversion by morphine in offspring born of female morphine administered wistar rats. Iran J Pharm Res 2011; 10:577.
35. Bexis S, Ong J, White J. Attenuation of morphine withdrawal signs by the GABA B receptor agonist baclofen. Life Sci 2001; 70:395-401.
36. Macey DJ, Froestl W, Koob GF, Markou A. Both GABA B receptor agonist and antagonists decreased brain stimulation reward in the rat. Neuropharmacology 2001; 40:676-685.
37. Hyman SE, Malenka RC. Addiction and the brain: the neurobiology of compulsion and its persistence. Nat Rev Neurosci 2001;2:695-703.
38. Bernard C, Cossart R, Hirsch JC, Esclapez M, Ben‐Ari Y. What is GABAergic inhibition? How is it modified in
epilepsy? Epilepsia 2000;41:S90-S95.
39. Bettler B, Kaupmann K, Mosbacher J, Gassmann M. Molecular structure and physiological functions of GABAB receptors. Physiol Rev 2004; 84:835-867.
40. Bowery NG, Bettler B, Froestl W, Gallagher JP, Marshall F, Raiteri M, et al. International union of pharmacology. XXXIII. Mammalian γ-aminobutyriC acidB receptors: structure and function. Pharmacol Rev 2002; 54:247-264.
41. Leite-Morris KA, Fukudome EY, Kaplan GB. Opiate-induced motor stimulation is regulated by Î³-aminobutyric acid type B receptors found in the ventral tegmental area in mice. Neurosci Lett 2002; 317:119-122.
42. Leite-Morris KA, Fukudome EY, Shoeb MH, Kaplan GB. GABAB receptor activation in the ventral tegmental area inhibits the acquisition and expression of opiate-induced motor sensitization. J Pharmacol Exp Ther 2004; 308:667-678.
43. Tsuji M, Nakagawa Y, Ishibashi Y, Yoshii T, Takashima T, Shimada M, et al. Activation of ventral tegmental GABA B receptors inhibits morphine-induced place preference in rats. Eur J Pharmacol 1996; 313:169-173.
44. Shoaib M, Swanner LS, Beyer CE, Goldberg SR, Schindler CW. The GABAB agonist baclofen modifies cocaine self-administration in rats. Behav Pharmacol 1998; 9:195-206.
45. Williams JT, Christie MJ, Manzoni O. Cellular and synaptic adaptations mediating opioid dependence. Physiol Rev 2001;81:299-343.
46. Veinante P, Yalcin I, Barrot M. The amygdala between sensation and affect: a role in pain. J Mol Psychiatry 2013; 1:9.
47. Nuss P. Anxiety disorders and GABA neurotransmission: a disturbance of modulation. Neuropsychiatr Dis Treat 2015; 11:165.