Research Topics
Species | R H BelmakerSummaryAffiliation: Ben-Gurion University of the Negev Country: Israel Publications
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Detail Information
Publications
Bipolar disorderR H Belmaker
Stanley Research Center, Ben Gurion University of the Negev, Beersheba, Israel
N Engl J Med 351:476-86. 2004
The future of depression psychopharmacologyR H Belmaker
Beer Sheva Mental Health Center, Ben Gurion University of the Negev, Israel
CNS Spectr 13:682-7. 2008..Thus, perhaps only some kinds of depression are responsive to monoamine affecting antidepressants....
SMIT1 haploinsufficiency causes brain inositol deficiency without affecting lithium-sensitive behaviorAlona Shaldubina
Stanley Research Center, Faculty of Health Sciences, Ben Gurion University of the Negev and Mental Health Center, Beer Sheva, Israel
Mol Genet Metab 88:384-8. 2006....
Homocysteine-reducing strategies improve symptoms in chronic schizophrenic patients with hyperhomocysteinemiaJoseph Levine
Stanley Research Center and Beersheva Mental Health Center, Ben Gurion University of the Negev, Beersheva, Israel
Biol Psychiatry 60:265-9. 2006..CONCLUSIONS: A subgroup of schizophrenic patients with hyperhomocysteinemia might benefit from the simple addition of B vitamins...
Clotiapine compared with chlorpromazine in chronic schizophreniaVadim Geller
Stanley Research Center, Ben Gurion University of the Negev, Beersheva Mental Health Center, PO Box 4600, 84107, Beersheva, Israel
Schizophr Res 80:343-7. 2005..CONCLUSION: Some classic neuroleptic compounds may have superiority to chlorpromazine in a "clozapine-like" manner, despite a typical profile for EPS...
High homocysteine serum levels in young male schizophrenia and bipolar patients and in an animal modelJoseph Levine
Ben Gurion University, Beersheva, Israel
Prog Neuropsychopharmacol Biol Psychiatry 29:1181-91. 2005..No homocysteine-induced defects were found in any behavioral test until month 5 when mild but statistically significant abnormalities in the Morris Water Maze were detected...
Omega-3 eicosapentaenoic acid in bipolar depression: report of a small open-label studyYamima Osher
Ministry of Health Mental Health Center, Faculty of Health Sciences, Ben Gurion University of the Negev, Beer Sheva, Israel
J Clin Psychiatry 66:726-9. 2005....
Controlled double-blind trial of phenytoin vs. fluoxetine in major depressive disorderBoris Nemets
Stanley Research Center and Beersheva Mental Health Center, Ben-Gurion University of the Negev, Beersheva, Israel
J Clin Psychiatry 66:586-90. 2005..However, the exclusion of past fluoxetine nonresponders and the minimum HAM-D score at baseline of 18 make this possibility unlikely...
Major depressive disorderR H Belmaker
Ben Gurion University of the Negev, Beersheba, Israel
N Engl J Med 358:55-68. 2008
Reduced GSK-3beta mRNA levels in postmortem dorsolateral prefrontal cortex of schizophrenic patientsN Kozlovsky
Stanley Research Center, Ben Gurion University of the Negev and Mental Health Center, Beersheva, Israel
J Neural Transm 111:1583-92. 2004....
Lack of lithium-like behavioral and molecular effects in IMPA2 knockout miceKim Cryns
Research and Early Development Europe, Johnson and Johnson Pharmaceutical Research and Development, Beerse, Belgium
Neuropsychopharmacology 32:881-91. 2007..In conclusion, phenotypic characterization of the IMPA2(-/-) mouse indicates that deleting IMPA2 does not mimic the effects of lithium treatment...
Behavioural phenotyping of sodium-myo-inositol cotransporter heterozygous knockout mice with reduced brain inositolA Shaldubina
Stanley Research Centre, Faculty of Health Sciences, Ben Gurion University of the Negev, Israel
Genes Brain Behav 6:253-9. 2007..Reduction of brain inositol by more than 25% may be required to elicit neurobehavioural effects...
Elevated urinary ADAM12 protein levels in lithium-treated bipolar patientsC Nadri
Stanley Research Center, Faculty of Health Sciences, Ben Gurion University of the Negev, and Mental Health Center, Beersheva, Israel
J Neural Transm 114:473-7. 2007..The 68 kDa form of urine ADAM12 protein levels did not differ. Future experiments are needed to explore a potential link between ADAM12 protein level elevation and lithium response...
Antidepressive-like effects of rapamycin in animal models: Implications for mTOR inhibition as a new target for treatment of affective disordersC Cleary
Integrated Biosciences Graduate Program, University of Minnesota, Duluth, MN 55812, USA
Brain Res Bull 76:469-73. 2008..Additional studies are now planned to further explore the behavioral range of rapamycin's effects as well as the biological mechanisms underlying these effects...
Role of GSK3beta in behavioral abnormalities induced by serotonin deficiencyR H Belmaker
Proc Natl Acad Sci U S A 105:E23; author reply E24. 2008
Glycogen synthase kinase-3beta heterozygote knockout mice as a model of findings in postmortem schizophrenia brain or as a model of behaviors mimicking lithium action: negative resultsYuly Bersudsky
Stanley Research Center, Faculty of Health Sciences, Ben Gurion University of the Negev, Israel
Behav Pharmacol 19:217-24. 2008....
Myo-inositol-1-phosphate (MIP) synthase inhibition: in-vivo study in ratsH Einat
Department of Pharmacy Practice and Pharmaceutical Education, College of Pharmacy, University of Minnesota, Duluth, MN, USA
J Neural Transm 115:55-8. 2008..This lack of effects may stem from the low contribution of de-novo synthesis to cellular inositol supply or to the inhibition of the de-novo synthesis by lithium itself...
Possible involvement of post-dopamine D2 receptor signalling components in the pathophysiology of schizophreniaShirly Amar
Stanley Research Center, Faculty of Health Science, Ben Gurion University of the Negev, and Mental Health Center, Beer Sheva, Israel
Int J Neuropsychopharmacol 11:197-205. 2008....
Lithium-pilocarpine seizures as a model for lithium action in maniaR H Belmaker
Ben Gurion University of the Negev, Beersheva Mental Health Center, P O Box 4600, Beersheva, Israel
Neurosci Biobehav Rev 31:843-9. 2007..Thus, the Li-pilocarpine seizure model may, despite its lack of face validity, be a biochemical marker for a model of mania treatment in animals...
Neuropsychological correlates of homocysteine levels in euthymic bipolar patientsYamima Osher
Beer Sheva Mental Health Center, Faculty of Health Sciences, Ben Gurion University of the Negev, Beer Sheva, Israel
J Affect Disord 105:229-33. 2008..The current study was designed to extend this finding by examining the relationship between neuropsychological functioning and homocysteine levels in euthymic bipolar patients...
Treatment of bipolar depressionR H Belmaker
N Engl J Med 356:1771-3. 2007
Lithium's effect in forced-swim test is blood level dependent but not dependent on weight lossYuly Bersudsky
Stanley Research Center, Faculty of Health Sciences, Ben Gurion University of the Negev and Mental Health Center, Beer Sheva, Israel
Behav Pharmacol 18:77-80. 2007..In conclusion these results suggest that lithium effects in mice in the forced-swim test are dose dependent but not owing to lithium-induced weight loss...
Nutritional and life style determinants of plasma homocysteine in schizophrenia patientsZ Stahl
Stanley Research Center, Faculty of Health Sciences, Ben Gurion University of the Negev, Beersheva, Israel
Eur Neuropsychopharmacol 15:291-5. 2005..Only 24% of the variance in male patients was explained by the model. The reason for elevated plasma homocysteine in some schizophrenic populations remains unclear...
Genetic correlational analysis of glycogen synthase kinase-3 beta and prepulse inhibition in inbred miceS Amar
Stanley Foundation Research Center and Department of Clinical Biochemistry, Faculty of Health Sciences, Ben Gurion University of the Negev, Beersheva, Israel
Genes Brain Behav 3:178-80. 2004..This may indicate that investigation of the genetics of GSK-3 beta regulation holds promise for understanding some of the biochemical underpinnings of schizophrenia...
Single-dose intravenous valproate in acute maniaKatrina Phrolov
Stanley Research Center, Ministry of Health Mental Health Center, Ben Gurion University of the Negev, Beersheva, Israel
J Clin Psychiatry 65:68-70. 2004..There were no side effects. CONCLUSION: Slowly evolving biochemical changes, perhaps at the gene level, may be required for the antimanic effect of anticonvulsants...
[Animal models of psychiatric diseases: possibilities, limitations, examples and demonstration of use]H Einat
Beer Sheva Mental Health Center, Faculty of Health Sciences, Ben Gurion University of the Negev, Beer Sheva, Israel
Harefuah 140:458-63, 568. 2001..The use of these models in an attempt to examine the range of action of a new potential antidepressant and its mechanisms of action is demonstrated with a recent set of experiments with inositol...
Low GSK-3 activity in frontal cortex of schizophrenic patientsN Kozlovsky
Stanley Foundation International Research Center, Ben-Gurion University of the Negev, Beersheva, Israel
Schizophr Res 52:101-5. 2001..27, df=3, p=0.04). The other two diagnostic groups showed no difference from the control group. Our results are consistent with the notion that schizophrenia involves neurodevelopmental pathology...
Preliminary evaluation of oral anticonvulsant treatment in the quinpirole model of bipolar disorderA Shaldubina
Zlotowski Center for Neuroscience, Faculty of Health Sciences, Ben Gurion University of the Negev, Beersheva, Israel
J Neural Transm 109:433-40. 2002..The results suggest that mood-stabilizing anticonvulsant drugs including topiramate may attenuate quinpirole-induced hyperactivity...
Inositol treatment has no effect on the dexamethasone suppression testJ Levine
Ministry of Health Mental Health Center, Faculty of Health Sciences, Ben Gurion University of the Negev, Beersheva, Israel
World J Biol Psychiatry 2:190-2. 2001..However, after two weeks on inositol, when substantial clinical improvement was noted, he converted to a normal DST. Chronic inositol treatment does not seem to induce false positive DST results...
Intravenous fosphenytoin in acute maniaJulia Applebaum
Stanley Research Center, Ministry of Health Mental Health Center, Faculty of Health Sciences, Ben Gurion University of the Negev, Beersheva, Israel
J Clin Psychiatry 64:408-9. 2003..No subject had any clear improvement in manic symptoms on the YMRS at any timepoint assessed. CONCLUSION: Intravenous fosphenytoin at doses that are effective in status epilepticus appears to be ineffective in acute mania...
Personality genetics, 2002Jonathan Benjamin
Barzilai Medical Center, Division of Psychiatry, Ben Gurion University of the Negev, Beersheba, Israel
Isr J Psychiatry Relat Sci 39:271-9. 2002....
Lithium inhibitable enzymes in postmortem brain of bipolar patientsGalila Agam
Stanley Research Center, Faculty of Health Sciences, Ben Gurion University of the Negev, Beersheva, Israel
J Psychiatr Res 37:433-42. 2003..Only PAP phosphatase protein levels, but not its mRNA levels or enzymatic activity, were found to be significantly decreased in frontal cortex of bipolar patients compared with normal controls...
The polymorphic inositol polyphosphate 1-phosphatase gene as a candidate for pharmacogenetic prediction of lithium-responsive manic-depressive illnessV M Steen
Dr Einar Martens Research Group for Biological Psychiatry, Center for Molecular Medicine, Haukeland University Hospital, University of Bergen, Norway
Pharmacogenetics 8:259-68. 1998..Future studies are therefore need to determine whether allelic variants of the INPP1 gene are associated with a favourable efficacy of lithium in manic-depressive illness...
The effect of lithium on expression of genes for inositol biosynthetic enzymes in mouse hippocampus; a comparison with the yeast modelAlon Shamir
Stanley Foundation Research Center, Faculty of Health Sciences, Ben Gurion University of the Negev, Beer Sheva, Israel
Brain Res Mol Brain Res 115:104-10. 2003..The fact that lithium treatment upregulates both MIP synthase and IMPA1 mRNA levels in mouse hippocampus may reflect a compensatory response of both genes to inositol depletion...
GSK-3beta in cerebrospinal fluid of schizophrenia patientsN Kozlovsky
Stanley Research Center, Department of Clinical Biochemistry, Faculty of Health Sciences, Ben Gurion University of the Negev and Mental Health Center, Beersheva, Israel
J Neural Transm 111:1093-8. 2004..Our results corroborate other studies in which CSF protein levels reflect the alteration found in these proteins in schizophrenia patients' postmortem brain...
Oxygen restriction of neonate rats elevates neuregulin-1alpha isoform levels: possible relationship to schizophreniaCarmit Nadri
Stanley Research Center, Faculty of Health Science, Ben Gurion University of the Negev, and Mental Health Center, Beersheva, Israel
Neurochem Int 51:447-50. 2007..Frontal-cortex NRG-1alpha was 32% elevated in hypoxia-exposed rats. The data support the role of non-genetic factors, e.g. oxygen restriction, in the expression of genes associated with schizophrenia...
Modafinil add-on in the treatment of bipolar depressionR H Belmaker
Am J Psychiatry 164:1143-5. 2007
The mechanism of lithium action: state of the art, ten years laterA Shaldubina
Stanley Center for Bipolar Research, Ministry of Health Mental Health Center, Faculty of Health Sciences, Ben Gurion University of the Negev, Beer-Sheba, Israel
Prog Neuropsychopharmacol Biol Psychiatry 25:855-66. 2001..Biochemical and clinical experiments are necessary to determine the key mechanism of lithium efficacy in treatment and prophylaxis of affective disorders...
No evidence for linkage by transmission disequilibrium test analysis of microsatellite marker D22S278 and schizophrenia in a Palestinian Arab and in a German populationM Dobrusin
Beersheva Mental Health Center, Beersheva, Israel
Am J Med Genet 105:328-31. 2001..11, P = 0.12, df = 9; Beersheva: chi-square = 7.04, P = 0.32, df = 6). Additionally, we examined D22S278 in a group of 114 schizophrenic German triads and failed to observe evidence for linkage (chi-square = 8.13, P = 0.42, df = 8df)...
Homocysteine levels in newly admitted schizophrenic patientsJulia Applebaum
Beer-Sheba Mental Health Center, Stanley Research Center, Ben Gurion University of the Negev, Beersheva, Israel
J Psychiatr Res 38:413-6. 2004..Smoking may raise homocysteine by 1-2 microM/L but this is not a large enough effect to explain our findings...
World Psychiatric Association Pharmacopsychiatry Section statement on comparative effectiveness of antipsychotics in the treatment of schizophreniaRajiv Tandon
University of Florida, Tallahassee, USA
Schizophr Res 100:20-38. 2008....
No association between global leukocyte DNA methylation and homocysteine levels in schizophrenia patientsA Bromberg
Faculty of Health Sciences, Stanley Research Center, Ben Gurion University of the Negev and Beersheva Mental Health Center, Beersheva, Israel
Schizophr Res 101:50-7. 2008..032). Although leukocytes may be a useful cell model to evaluate epigenetic changes such as global DNA methylation in brain, future studies should compare global DNA methylation in peripheral tissue vs. brain in laboratory animals...
A family-based study of the Cys23Ser 5HT2C serotonin receptor polymorphism in schizophreniaI Murad
Dr. Kemal Psychiatric Hospital, Bethlehem, Palestine
Am J Med Genet 105:236-8. 2001..No evidence was obtained for preferential transmission of the Cys23Ser 5HT2C alleles in schizophrenia in either of the two main ethnic groups examined (German and Palestinian Arab) or in the combined cohort (TDT chi-square = 0.00, NS)...
Effect of inositol on bulimia nervosa and binge eatingD Gelber
Ministry of Health Mental Health Center, Faculty of Health Sciences, Ben Gurion University of the Negev, P.O. Box 4600, Beersheva, Israel
Int J Eat Disord 29:345-8. 2001..This increases its parallelism with serotonin selective reuptake inhibitors...
Transcranial magnetic stimulation in an amphetamine hyperactivity model of maniaA Shaldivin
Stanley Center for Bipolar Research, Faculty of Health Sciences, Ben Gurion University of the Negev, Beer-Sheba, Israel
Bipolar Disord 3:30-4. 2001..CONCLUSIONS: The results suggest that TMS treatment to rats interacts with the effects of amphetamine; the specific effects may be dependent on the schedule of treatment...
Do SSRIs or antidepressants in general increase suicidality? WPA Section on Pharmacopsychiatry: consensus statementHans Jurgen Moller
Department of Psychiatry, Ludwig Maximilians University Munchen, Nussbaumstrasse 7, 80336 Munich, Germany
Eur Arch Psychiatry Clin Neurosci 258:3-23. 2008..It is the major problem facing efforts to identify the possible 'suicidal effects' of antidepressants...
Mitochondrial DNA HV lineage increases the susceptibility to schizophrenia among Israeli ArabsShirly Amar
Stanley Research Center, Faculty of Health Sciences, Ben Gurion University of the Negev, Beersheva, Israel
Schizophr Res 94:354-8. 2007..However, mitochondrial DNA haplogroups are highly variable in human population and it will be necessary to replicate our results in other human ethnic groups...
A rational approach to the use of atypical antipsychoticsR H Belmaker
Isr J Psychiatry Relat Sci 40:79-81. 2003
GSK-3 and the neurodevelopmental hypothesis of schizophreniaNitsan Kozlovsky
Stanley Foundation Research Center, Faculty of Health Sciences, Ben-Gurion University of the Negev, Beersheva, Israel
Eur Neuropsychopharmacol 12:13-25. 2002..GSK-3 participates in the signal transduction cascade of apoptosis. The possible role of aberrant GSK-3 in the etiology of schizophrenia is discussed...
CSF homocysteine is not elevated in schizophreniaJ Levine
Stanley Research Center, Faculty of Health Sciences, Ben Gurion University of the Negev, Beersheva, Israel
J Neural Transm 112:297-302. 2005..No difference was found for CSF homocysteine levels between schizophrenia patients and controls (p=.041 for Study A and p=.52 for Study B)...
Postmortem parietal cortex TPH2 expression is not altered in schizophrenic, unipolar-depressed, and bipolar patients vs control subjectsAlon Shamir
Stanley Research Center and Zlotowski Center for Neuroscience, Ben Gurion University of the Negev, and Mental Health Center, Beersheva, Israel
J Mol Neurosci 26:33-7. 2005....
Inositol monophosphatase activity in brain and lymphocyte-derived cell lines of bipolar patientsG Shaltiel
Stanley Research Center, Department of Clinical Biochemistry, Faculty of Health Sciences, Ben-Gurion University of the Negev, Beersheva, Israel
World J Biol Psychiatry 2:95-8. 2001..CONCLUSIONS: A reduction in lymphocyte-derived IMPase activity without a parallel reduction in cortical IMPase activity could be due to the fact that most leukocyte IMPase activity is the product of the IMPA-2 gene...
Omega-3 fatty acids and augmentation strategies in treating resistant depressionBoris Nemets
Ben Gurion University of the Negev, Beer Sheva, Israel
Essent Psychopharmacol 6:59-64. 2004
3'(2')-phosphoadenosine 5'-phosphate phosphatase is reduced in postmortem frontal cortex of bipolar patientsG Shaltiel
Stanley Research Center and Zlotowski Center for Neuroscience, Faculty of Health Sciences, Ben-Gurion University of the Negev, Beersheva, Israel
Bipolar Disord 4:302-6. 2002..CONCLUSIONS: Abnormality of PAP phosphatase in bipolar patients offers a new direction for study of bipolar disorder etiology...
Polymorphisms in the dopamine D4 receptor gene (DRD4) contribute to individual differences in human sexual behavior: desire, arousal and sexual functionI Z Ben Zion
Faculty of Health Sciences, Ben Gurion University of the Negev, Beer Sheva, Israel
Mol Psychiatry 11:782-6. 2006....
Ketogenic diet in bipolar illnessYuri Yaroslavsky
Bipolar Disord 4:75. 2002
Omega-3 treatment of childhood depression: a controlled, double-blind pilot studyHanah Nemets
Faculty of Health Sciences, Ben Gurion University of the Negev, Israel
Am J Psychiatry 163:1098-100. 2006..RESULTS: Analysis of variance showed highly significant effects of omega-3 on symptoms using the CDRS, CDI, and CGI. CONCLUSIONS: Omega-3 fatty acids may have therapeutic benefits in childhood depression...
Phenytoin as an augmentation for SSRI failures: a small controlled studyB Shapira
Schonbaum Depression Department, Herzog Hospital, Jerusalem, Israel
J Affect Disord 96:123-6. 2006..RESULTS: No effect was found. LIMITATIONS: This study was a small study. CONCLUSIONS: Lithium's ability to augment in antidepressant failures may not be shared with the anticonvulsant mood stabilizers...
Reduced inositol content in lymphocyte-derived cell lines from bipolar patientsR H Belmaker
Stanley Foundation Research Center, Ben-Gurion University of the Negev, Beersheva, Israel
Bipolar Disord 4:67-9. 2002....
Addition of omega-3 fatty acid to maintenance medication treatment for recurrent unipolar depressive disorderBoris Nemets
Ministry of Health Mental Health Center, Faculty of Health Sciences, Ben Gurion University of the Negev, Beer-Sheva, Israel
Am J Psychiatry 159:477-9. 2002..CONCLUSIONS: It is not possible to distinguish whether E-EPA augments antidepressant action in the manner of lithium or has independent antidepressant properties of its own...
Epi-inositol regulates expression of the yeast INO1 gene encoding inositol-1-P synthaseA Shaldubina
Zlotowski Center for Neuroscience, Faculty of Health Sciences, Ben Gurion University of the Negev, Beersheva, Israel
Mol Psychiatry 7:174-80. 2002....
Only tryptophan hydroxylase (TPH)-2 is relevant to the CNSG Shaltiel
Am J Med Genet B Neuropsychiatr Genet 136:106. 2005
