Research Topics
Species | Y ItzhakSummaryAffiliation: University of Miami Country: USA Publications
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Publications
Sodium butyrate-induced histone acetylation strengthens the expression of cocaine-associated contextual memoryYossef Itzhak
Department of Psychiatry and Behavioral Sciences, University of Miami, Miller School of Medicine, Miami, FL 33136, USA Division of Neuroscience, University of Miami, Miller School of Medicine, Miami, FL 33136, USA Electronic address
Neurobiol Learn Mem 102:34-42. 2013..Results suggest that regardless of the scheduling of either cocaine or NaB administration, NaB-induced histone hyperacetylation in the hippocampus may strengthen cocaine-associated contextual memory...
Changes in the magnitude of drug-unconditioned stimulus during conditioning modulate cocaine-induced place preference in miceYossef Itzhak
Department of Psychiatry and Behavioral Sciences, University of Miami Miller School of Medicine, FL 33136, USA
Addict Biol 17:706-16. 2012..Increase and decrease in cocaine dosage strengthens and weakens cocaine-associated memory, respectively. Moreover, extinction by 'tapering down' drug reward may be superior to extinction by saline...
Histone acetylation rescues contextual fear conditioning in nNOS KO mice and accelerates extinction of cued fear conditioning in wild type miceYossef Itzhak
Department of Psychiatry and Behavioral Sciences, University of Miami Miller School of Medicine, Miami, FL 33136, USA
Neurobiol Learn Mem 97:409-17. 2012..Hence, a single administration of HDAC inhibitor may rescue NO-dependent cognitive deficits and afford a long-term accelerating effect on extinction of fear memory of WT mice...
Cocaine-induced conditioned place preference in mice: induction, extinction and reinstatement by related psychostimulantsYossef Itzhak
Department of Psychiatry and Behavioral Sciences, R 629, Gautier Building Room 503, 1011 NW 15th Street, University of Miami School of Medicine, Miami, FL 33136, USA
Neuropsychopharmacology 26:130-4. 2002..The finding that METH and MPD but not PCP reinstated and supported cocaine-induced CPP suggests that the CPP paradigm may be a useful tool for drug discrimination studies and the reinstatement of drug-seeking behavior...
Comparison between the role of the neuronal and inducible nitric oxide synthase in methamphetamine-induced neurotoxicity and sensitizationY Itzhak
Department of Psychiatry and Behavioral Sciences, University of Miami School of Medicine, Florida 33101, USA
Ann N Y Acad Sci 914:104-11. 2000..The present findings indicate that nNOS(-/-) mice are more resistant to METH-induced neurotoxicity and behavioral sensitization than iNOS(-/-) mice. These results suggest a major role for nNOS rather than iNOS in the effects of METH...
Differential response of nNOS knockout mice to MDMA ("ecstasy")- and methamphetamine-induced psychomotor sensitization and neurotoxicityYossef Itzhak
Department of Psychiatry and Behavioral Sciences, University of Miami School of Medicine, Miami, Florida 33136, USA
Ann N Y Acad Sci 1025:119-28. 2004....
Effect of the neuronal nitric oxide synthase inhibitor 7-nitroindazole on methylphenidate-induced hyperlocomotion in miceY Itzhak
Department of Psychiatry and Behavioral Sciences, University of Miami School of Medicine, FL 33136, USA
Behav Pharmacol 13:81-6. 2002....
Methamphetamine and MDMA (ecstasy) neurotoxicity: 'of mice and men'Yossef Itzhak
Department of Psychiatry and Behavioral Science and the Neuroscience Program, University of Miami School of Medicine, Miami, Florida 33136, USA
IUBMB Life 56:249-55. 2004....
Role of the NMDA receptor and nitric oxide in memory reconsolidation of cocaine-induced conditioned place preference in miceYossef Itzhak
Department of Psychiatry and Behavioral Sciences, University of Miami School of Medicine, Miami, Florida, USA
Ann N Y Acad Sci 1139:350-7. 2008....
Methamphetamine-induced dopaminergic neurotoxicity in mice: long-lasting sensitization to the locomotor stimulation and desensitization to the rewarding effects of methamphetamineYossef Itzhak
Department of Psychiatry and Behavioral Sciences R 629, Gautier Building Room No 503, 1011 NW 15th Street, University of Miami School of Medicine, Miami, FL 33136, USA
Prog Neuropsychopharmacol Biol Psychiatry 26:1177-83. 2002..These consequences may be relevant to the psychopathology of METH abuse...
Relevance of MDMA ("ecstasy")-induced neurotoxicity to long-lasting psychomotor stimulation in miceYossef Itzhak
Department of Psychiatry and Behavioral Sciences R 629, Gautier Building Room 503, University of Miami School of Medicine, 1011 NW 15th Street, Miami, FL 33136, USA
Psychopharmacology (Berl) 166:241-8. 2003..Although many studies have focused on the mechanisms underlying MDMA-induced neurotoxicity, little is known about the subsequent long-term response to psychostimulants following exposure to a neurotoxic dose of MDMA...
Fenfluramine-induced serotonergic neurotoxicity in mice: lack of neuroprotection by inhibition/ablation of nNOSYossef Itzhak
Department of Psychiatry and Behavioral Sciences, University of Miami School of Medicine, Miami, Florida, USA
J Neurochem 87:268-71. 2003..These findings suggest that NO and peroxynitrite do not mediate fenfluramine-induced serotonergic neurotoxicity, and that NO is a selective mediator of amphetamines-induced dopaminergic neurotoxicity...
Scopolamine inhibits cocaine-conditioned but not unconditioned stimulant effects in miceY Itzhak
Department of Psychiatry and Behavioral Sciences, University of Miami School of Medicine, FL 33101, USA
Psychopharmacology (Berl) 152:216-23. 2000..In animal models, cocaine cues contribute to the development of conditioned responses to the psychomotor stimulating and rewarding effects of the drug...
Effect of riluzole and gabapentin on cocaine- and methamphetamine-induced behavioral sensitization in miceY Itzhak
Department of Psychiatry and Behavioral Sciences, University of Miami School of Medicine, FL 33136, USA
Psychopharmacology (Berl) 151:226-33. 2000..Recent studies have suggested the involvement of excitatory amino acid (EAA) and inhibitory gamma amino butyric acid (GABA) transmission in the effects of psychostimulants such as cocaine and amphetamines...
Role of the nNOS gene in ethanol-induced conditioned place preference in miceYossef Itzhak
Department of Psychiatry and Behavioral Sciences, University of Miami Miller School of Medicine, Miami, FL 33136, USA
Alcohol 43:285-91. 2009..Hence, inhibition of nNOS may attenuate the development of maladaptive behaviors associated with alcohol exposure...
Memory reconsolidation of cocaine-associated context requires nitric oxide signalingYossef Itzhak
Department of Psychiatry and Behavioral Science, University of Miami Miller School of Medicine, Miami, Florida 33136, USA
Synapse 61:1002-5. 2007..Results suggest that in the absence of nNOS activity, particularly during the reconsolidation phase, LTM of cocaine-associated context is extinguished...
Role of nitrergic system in behavioral and neurotoxic effects of amphetamine analogsYossef Itzhak
Department of Psychiatry and Behavioral Sciences, 1011 NW 15th Street Gautier 503, University of Miami School of Medicine, Miami, FL 33136, USA
Pharmacol Ther 109:246-62. 2006..These findings, and evidence supporting the role of NO in synaptic plasticity and neurotoxic insults, suggest that NO functions as a neuronal messenger and a neurotoxicant subsequent to exposure to amphetamine-like psychostimulants...
Discrimination between cocaine-associated context and cue in a modified conditioned place preference paradigm: role of the nNOS gene in cue conditioningYossef Itzhak
Department of Psychiatry and Behavioral Sciences, University of Miami Miller School of Medicine, Miami, FL 33136, USA
Int J Neuropsychopharmacol 13:171-80. 2010..Hence, this modified CPP paradigm is useful for the investigation of approach behaviour for both drug-associated context and cue, and allows further investigation of mechanisms underlying cue- and context-dependent appetitive learning...
Ethanol-induced behavioral sensitization in adolescent and adult mice: role of the nNOS geneYossef Itzhak
Department of Psychiatry and Behavioral Sciences, University of Miami Miller School of Medicine, Miami, Florida 33136, USA
Alcohol Clin Exp Res 32:1839-48. 2008..The current study investigated the role of the nNOS gene in the development of behavioral sensitization to ethanol in adolescent and adult mice...
Effects of cocaine, nicotine, dizocipline and alcohol on mice locomotor activity: cocaine-alcohol cross-sensitization involves upregulation of striatal dopamine transporter binding sitesY Itzhak
Department of Biochemistry and Molecular Biology R 629, University of Miami School of Medicine, P O Box 016129, Miami, FL 33101, USA
Brain Res 818:204-11. 1999....
Methamphetamine- and 1-methyl-4-phenyl- 1,2,3, 6-tetrahydropyridine-induced dopaminergic neurotoxicity in inducible nitric oxide synthase-deficient miceY Itzhak
Department of Psychiatry and Behavioral Sciences, University of Miami School of Medicine, Miami, Florida 33136, USA
Synapse 34:305-12. 1999..Moreover, in contrast to nNOS deficiency, iNOS deficiency did not affect METH-induced behavioral sensitization...
Effect of melatonin on methamphetamine- and 1-methyl-4-phenyl-1,2,3,6-tetrahydropyridine-induced dopaminergic neurotoxicity and methamphetamine-induced behavioral sensitizationY Itzhak
Department of Biochemistry and Molecular Biology, University of Miami School of Medicine, FL 33101, USA
Neuropharmacology 37:781-91. 1998....
Differential effects of amphetamines-induced neurotoxicity on appetitive and aversive Pavlovian conditioning in miceCindy Achat-Mendes
Neuroscience Program and Department of Psychiatry and Behavioral Sciences (R-629, University of Miami School of Medicine, Miami, FL 33136, USA
Neuropsychopharmacology 30:1128-37. 2005..Modulation of Pavlovian conditioning by amphetamines-induced neurotoxicity may be relevant to compulsive drug-seeking behavior in METH and MDMA abusers...
Cocaine-induced kindling is associated with elevated NMDA receptor binding in discrete mouse brain regionsY Itzhak
Department of Psychiatry and Behavioral Sciences, University of Miami School of Medicine, FL 33101, USA
Neuropharmacology 39:32-9. 2000....
Differential regulation of sigma and PCP receptors after chronic administration of haloperidol and phencyclidine in miceY Itzhak
Department of Biochemistry and Molecular Biology, University of Miami School of Medicine, Florida 33101
FASEB J 3:1868-72. 1989..This phenomenon is accompanied by an up-regulation of D-2 dopamine receptors...
Impairment in consolidation of learned place preference following dopaminergic neurotoxicity in mice is ameliorated by N-acetylcysteine but not D1 and D2 dopamine receptor agonistsCindy Achat-Mendes
Department of Psychiatry and Behavioral Sciences, University of Miami School of Medicine, Miami, FL 33136, USA
Neuropsychopharmacology 32:531-41. 2007..Restoration of brain glutathione levels immediately post-training may facilitate the consolidation process...
Nitric oxide (NO) synthase inhibitors abolish cocaine-induced toxicity in miceY Itzhak
Department of Biochemistry and Molecular Biology, University of Miami School of Medicine, FL 33101
Neuropharmacology 32:1069-70. 1993..These findings suggest a role for NO in cocaine-induced toxicity...
Modulation of the PCP/NMDA receptor complex and sigma binding sites by psychostimulantsY Itzhak
Department of Biochemistry and Molecular Biology, University of Miami School of Medicine, FL 33101
Neurotoxicol Teratol 16:363-8. 1994..The methamphetamine-related studies insinuate a potential role of sigma-1 binding sites in psychostimulant-induced behavioral disorders...
Blockade of alcohol-induced locomotor sensitization and conditioned place preference in DBA mice by 7-nitroindazoleY Itzhak
Department of Psychiatry and Behavioral Science R 629, Room 503, Gautier Building, University of Miami School of Medicine, Miami, FL 33101, USA
Brain Res 858:402-7. 2000..These findings support the role of NO in ethanol actions and further suggest that the nNOS system is relevant to the rewarding effects of various drugs of abuse...
Inhibition of neuronal nitric oxide synthase suppresses the maintenance but not the induction of psychomotor sensitization to MDMA ('Ecstasy') and p-chloroamphetamine in miceKaren L Anderson
Department of Psychiatry and Behavioral Science, University of Miami School of Medicine, Miami, FL 33136, USA
Nitric Oxide 9:24-32. 2003..b) The maintenance of psychomotor sensitization is dependent on intact nNOS activity and involves primarily dopaminergic transmission...
Long-term memory of visually cued fear conditioning: roles of the neuronal nitric oxide synthase gene and cyclic AMP response element-binding proteinJ B Kelley
Division of Neuroscience, University of Miami Miller School of Medicine, Miami, FL 33136, USA
Neuroscience 174:91-103. 2011..These findings suggest that visual cue-dependent LTM is impaired in nNOS KO mice, and aberrant modulation of CREB in the absence of the nNOS gene may hinder cued and contextual LTM formation...
Methylphenidate and MDMA adolescent exposure in mice: long-lasting consequences on cocaine-induced reward and psychomotor stimulation in adulthoodC Achat-Mendes
The Neuroscience Program and Department of Psychiatry and Behavioral Sciences, University of Miami School of Medicine, Miami, FL 33136, USA
Neuropharmacology 45:106-15. 2003....
Differential role of the nNOS gene in the development of behavioral sensitization to cocaine in adolescent and adult B6;129S miceMara A Balda
Neuroscience Program, University of Miami School of Medicine, Miami, FL, USA
Psychopharmacology (Berl) 200:509-19. 2008..Previous studies have suggested the involvement of neuronal nitric oxide synthase (nNOS) in the development of sensitization to psychostimulants. Ontogeny-dependent differences in the response to psychostimulants have been reported...
Binding of umespirone to the sigma receptor: evidence for multiple affinity statesY Itzhak
Department of Biochemistry and Molecular Biology, REPSCEND Labs, University of Miami School of Medicine, Florida 33101
Neuropharmacology 29:181-4. 1990..These findings suggest that different coupling states of the sigma receptor may be associated with the binding of umespirone and buspirone compared to the binding of haloperidol and chlorpromazine...
Sigma binding sites in the brain; an emerging concept for multiple sites and their relevance for psychiatric disordersY Itzhak
Department of Biochemistry and Molecular Biology, REPSCEND Labs, University of Miami School of Medicine, FL 33101
Life Sci 47:1073-81. 1990..Revealing the existence of sigma receptor subtypes may help to elucidate their association with various psychiatric disorders...
Effect of ibogaine on the various sites of the NMDA receptor complex and sigma binding sites in rat brainY Itzhak
Department of Biochemistry and Molecular Biology R 629, University of Miami School of Medicine, Florida 33101, USA
Ann N Y Acad Sci 844:245-51. 1998..In turn, ibogaine interaction with sigma binding sites may be associated with its adverse effects...
Adolescent and adult responsiveness to the incentive value of cocaine reward in mice: role of neuronal nitric oxide synthase (nNOS) geneMara A Balda
Neuroscience Program, University of Miami School of Medicine, Miami, FL 33136, USA
Neuropharmacology 51:341-9. 2006..Sexual dimorphism in response to cocaine CPP emerges in adulthood; nNOS contribution to long-term plasticity is therefore sexually dimorphic and age-dependent in female but not in male subjects...
Impairments in fear conditioning in mice lacking the nNOS geneJonathan B Kelley
Division of Neuroscience, University of Miami Miller School of Medicine, Miami, Florida 33136, USA
Learn Mem 16:371-8. 2009..Results suggest that the nNOS gene contributes more to optimal contextual fear learning than to cued fear learning, and therefore, inhibition of the nNOS enzyme may ameliorate context-dependent fear response...
Long-term memory of cocaine-associated context: disruption and reinstatementJonathan B Kelley
Neuroscience Program, University of Miami Miller School of Medicine, Miami, Florida 33136, USA
Neuroreport 18:777-80. 2007..Challenge administration of cocaine reinstated place preference in all groups except the MK-801 group, suggesting that suppression of conditioned response may or may not suppress memory evoked by drug-context reexposure...
Different modulation of the binding to two phencyclidine (PCP) receptor subtypes: effects of N-methyl-D-aspartate agonists and antagonistsY Itzhak
Department of Biochemistry and Molecular Biology, University of Miami School of Medicine, FL 33101
Neurosci Lett 104:314-9. 1989..The present results indicate that the high (sigma p) and low-affinity (PCP) sites, that are distinct from the sigma h site, are affected differently by NMDA agonists and antagonists, and thus may represent different receptor domains...
Repeated administration of gamma-hydroxybutyric acid (GHB) to mice: assessment of the sedative and rewarding effects of GHBYossef Itzhak
Department of Psychiatry and Behavioral Science, University of Miami School of Medicine, Miami, Florida 33136, USA
Ann N Y Acad Sci 965:451-60. 2002..Further studies are necessary to determine the mechanism underlying the development of tolerance to GHB and the rewarding effect of the drug...
Development and persistence of long-lasting behavioral sensitization to cocaine in female mice: role of the nNOS geneMara A Balda
Neuroscience Program, University of Miami Miller School of Medicine, 1600 NW 10th Avenue, RMSB 6001 R 50, Miami, FL 33136, USA
Neuropharmacology 56:709-15. 2009..The present study suggests that long-term expression of cocaine-induced behavioral sensitization in females (adolescent and adult) is nNOS-independent, unlike our previous findings in adult males...
Long-lasting behavioral sensitization to psychostimulants following p-chloroamphetamine-induced neurotoxicity in miceYossef Itzhak
Department of Psychiatry and Behavioral Sciences R 629, University of Miami School of Medicine, Miami, FL 33136
Neuropharmacology 46:74-84. 2004..These findings may be relevant to the psychopathology of amphetamines-induced neurotoxicity...
The neuronal nitric oxide synthase (nNOS) gene contributes to the regulation of tyrosine hydroxylase (TH) by cocaineMara A Balda
Neuroscience Program, University of Miami Miller School of Medicine, Miami, FL 33136, USA
Neurosci Lett 457:120-4. 2009..Thus, the nitrergic system may contribute to cocaine-induced behavioral sensitization by regulating dopaminergic neurotransmission...
Behavioral consequences of methamphetamine-induced neurotoxicity in mice: relevance to the psychopathology of methamphetamine addictionYossef Itzhak
Department of Psychiatry and Behavioral Science, University of Miami School of Medicine, Miami, Florida 33136, USA
Ann N Y Acad Sci 965:127-35. 2002..These consequences may be relevant to the psychopathology of METH abuse. Sensitization is pertinent to compulsive drug-seeking behavior that is accompanied by desensitization to the rewarding effect of METH...
Methamphetamine-induced selective dopaminergic neurotoxicity is accompanied by an increase in striatal nitrate in the mouseKaren L Anderson
Department of Psychiatry and Behavioral Sciences, University of Miami School of Medicine, Gautier Building 503, 1011 NW 15th Street, Miami, FL 33136, USA
Ann N Y Acad Sci 1074:225-33. 2006....
Binding of sigma-ligands to C57BL/6 mouse brain membranes: effects of monoamine oxidase inhibitors and subcellular distribution studies suggest the existence of sigma-receptor subtypesY Itzhak
Department of Biochemistry and Molecular Biology, REPSCEND Laboratories, University of Miami School of Medicine, Florida 33101
J Pharmacol Exp Ther 257:141-8. 1991..abstract truncated at 250 words)..
Pharmacological modulators of nitric oxide signaling and contextual fear conditioning in miceJonathan B Kelley
Division of Neuroscience, University of Miami Miller School of Medicine, Miami, FL 33136, USA
Psychopharmacology (Berl) 210:65-74. 2010..Our recent studies have shown that nNOS knockout (KO) mice have a severe deficit in contextual fear conditioning compared to wild type (WT) counterparts (Kelley et al. 2009)...
Role of peroxynitrite in methamphetamine-induced dopaminergic neurodegeneration and neuroprotection by antioxidants and selective NOS inhibitorsSyed F Ali
Neurochemistry Laboratory, Division of Neurotoxicology, National Center for Toxicological Research/FDA, Jefferson, Arkansas 72079, USA
Ann N Y Acad Sci 1053:97-8. 2005
Research Grants
- Reconsolidation and extinction processes in the treatment of drug addictionYossef Itzhak; Fiscal Year: 2010..abstract_text> ..
- Adolescent Exposure to Psychostimulants: Role of nNOSYossef Itzhak; Fiscal Year: 2007..Results of these studies would provide new information on mechanisms that underlie the development of hypersensitivity to these drugs from adolescence through adulthood. ..
- Substituted Amphetamines: NO-Dependent MechanismsYossef Itzhak; Fiscal Year: 2005....
