Borgwardt, Stefan

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  • Borgwardt, Stefan (5)

Author's Bibliography

Olanzapine Effects on Parvalbumin/GAD67 Cell Numbers in Layers/Subregions of Dorsal Hippocampus of Chronically Socially Isolated Rats

Stanisavljević Ilić, Andrijana; Đorđević, Snežana; Inta, Dragoš; Borgwardt, Stefan; Filipović, Dragana

(2023)

TY  - JOUR
AU  - Stanisavljević Ilić, Andrijana
AU  - Đorđević, Snežana
AU  - Inta, Dragoš
AU  - Borgwardt, Stefan
AU  - Filipović, Dragana
PY  - 2023
UR  - https://vinar.vin.bg.ac.rs/handle/123456789/12398
AB  - Depression is linked to changes in GABAergic inhibitory neurons, especially parvalbumin (PV) interneurons, which are susceptible to redox dysregulation. Olanzapine (Olz) is an atypical antipsychotic whose mode of action remains unclear. We determined the effect of Olz on PV-positive (+) and glutamate decarboxylase 67 (GAD67) + cell numbers in the layers of dorsal hippocampus (dHIPP) cornu ammonis (CA1–CA3) and dentate gyrus (DG) subregions in rats exposed to chronic social isolation (CSIS), which is an animal model of depression. Antioxidative enzymes and proinflammatory cytokine levels were also examined. CSIS decreased the PV+ cell numbers in the Stratum Oriens (SO) and Stratum Pyramidale (SP) of dCA1 and dDG. It increased interleukin-6 (IL-6), suppressor of cytokine signaling 3 (SOCS3), and copper–zinc superoxide dismutase (CuZnSOD) levels, and it decreased catalase (CAT) protein levels. Olz in CSIS increased the number of GAD67+ cells in the SO and SP layers of dCA1 with no effect on PV+ cells. It reduced the PV+ and GAD67+ cell numbers in the Stratum Radiatum of dCA3 in CSIS. Olz antagonizes the CSIS-induced increase in CuZnSOD, CAT and SOCS3 protein levels with no effect on IL-6. Data suggest that the protective Olz effects in CSIS may be mediated by altering the number of PV+ and GAD67+ cells in dHIPP subregional layers.
T2  - International Journal of Molecular Sciences
T1  - Olanzapine Effects on Parvalbumin/GAD67 Cell Numbers in Layers/Subregions of Dorsal Hippocampus of Chronically Socially Isolated Rats
VL  - 24
IS  - 24
SP  - 17181
DO  - 10.3390/ijms242417181
ER  - 
@article{
author = "Stanisavljević Ilić, Andrijana and Đorđević, Snežana and Inta, Dragoš and Borgwardt, Stefan and Filipović, Dragana",
year = "2023",
abstract = "Depression is linked to changes in GABAergic inhibitory neurons, especially parvalbumin (PV) interneurons, which are susceptible to redox dysregulation. Olanzapine (Olz) is an atypical antipsychotic whose mode of action remains unclear. We determined the effect of Olz on PV-positive (+) and glutamate decarboxylase 67 (GAD67) + cell numbers in the layers of dorsal hippocampus (dHIPP) cornu ammonis (CA1–CA3) and dentate gyrus (DG) subregions in rats exposed to chronic social isolation (CSIS), which is an animal model of depression. Antioxidative enzymes and proinflammatory cytokine levels were also examined. CSIS decreased the PV+ cell numbers in the Stratum Oriens (SO) and Stratum Pyramidale (SP) of dCA1 and dDG. It increased interleukin-6 (IL-6), suppressor of cytokine signaling 3 (SOCS3), and copper–zinc superoxide dismutase (CuZnSOD) levels, and it decreased catalase (CAT) protein levels. Olz in CSIS increased the number of GAD67+ cells in the SO and SP layers of dCA1 with no effect on PV+ cells. It reduced the PV+ and GAD67+ cell numbers in the Stratum Radiatum of dCA3 in CSIS. Olz antagonizes the CSIS-induced increase in CuZnSOD, CAT and SOCS3 protein levels with no effect on IL-6. Data suggest that the protective Olz effects in CSIS may be mediated by altering the number of PV+ and GAD67+ cells in dHIPP subregional layers.",
journal = "International Journal of Molecular Sciences",
title = "Olanzapine Effects on Parvalbumin/GAD67 Cell Numbers in Layers/Subregions of Dorsal Hippocampus of Chronically Socially Isolated Rats",
volume = "24",
number = "24",
pages = "17181",
doi = "10.3390/ijms242417181"
}
Stanisavljević Ilić, A., Đorđević, S., Inta, D., Borgwardt, S.,& Filipović, D.. (2023). Olanzapine Effects on Parvalbumin/GAD67 Cell Numbers in Layers/Subregions of Dorsal Hippocampus of Chronically Socially Isolated Rats. in International Journal of Molecular Sciences, 24(24), 17181.
https://doi.org/10.3390/ijms242417181
Stanisavljević Ilić A, Đorđević S, Inta D, Borgwardt S, Filipović D. Olanzapine Effects on Parvalbumin/GAD67 Cell Numbers in Layers/Subregions of Dorsal Hippocampus of Chronically Socially Isolated Rats. in International Journal of Molecular Sciences. 2023;24(24):17181.
doi:10.3390/ijms242417181 .
Stanisavljević Ilić, Andrijana, Đorđević, Snežana, Inta, Dragoš, Borgwardt, Stefan, Filipović, Dragana, "Olanzapine Effects on Parvalbumin/GAD67 Cell Numbers in Layers/Subregions of Dorsal Hippocampus of Chronically Socially Isolated Rats" in International Journal of Molecular Sciences, 24, no. 24 (2023):17181,
https://doi.org/10.3390/ijms242417181 . .
1

Metabolic Fingerprints of Effective Fluoxetine Treatment in the Prefrontal Cortex of Chronically Socially Isolated Rats: Marker Candidates and Predictive Metabolites

Filipović, Dragana; Inderhees, Julica; Korda, Alexandra; Tadić, Predrag; Schwaninger, Markus; Inta, Dragoš; Borgwardt, Stefan

(2023)

TY  - JOUR
AU  - Filipović, Dragana
AU  - Inderhees, Julica
AU  - Korda, Alexandra
AU  - Tadić, Predrag
AU  - Schwaninger, Markus
AU  - Inta, Dragoš
AU  - Borgwardt, Stefan
PY  - 2023
UR  - https://vinar.vin.bg.ac.rs/handle/123456789/11355
AB  - The increasing prevalence of depression requires more effective therapy and the understanding of antidepressants’ mode of action. We carried out untargeted metabolomics of the prefrontal cortex of rats exposed to chronic social isolation (CSIS), a rat model of depression, and/or fluoxetine treatment using liquid chromatography–high resolution mass spectrometry. The behavioral phenotype was assessed by the forced swim test. To analyze the metabolomics data, we employed univariate and multivariate analysis and biomarker capacity assessment using the receiver operating characteristic (ROC) curve. We also identified the most predictive biomarkers using a support vector machine with linear kernel (SVM-LK). Upregulated myo-inositol following CSIS may represent a potential marker of depressive phenotype. Effective fluoxetine treatment reversed depressive-like behavior and increased sedoheptulose 7-phosphate, hypotaurine, and acetyl-L-carnitine contents, which were identified as marker candidates for fluoxetine efficacy. ROC analysis revealed 4 significant marker candidates for CSIS group discrimination, and 10 for fluoxetine efficacy. SVM-LK with accuracies of 61.50% or 93.30% identified a panel of 7 or 25 predictive metabolites for depressive-like behavior or fluoxetine effectiveness, respectively. Overall, metabolic fingerprints combined with the ROC curve and SVM-LK may represent a new approach to identifying marker candidates or predictive metabolites for ongoing disease or disease risk and treatment outcome.
T2  - International Journal of Molecular Sciences
T1  - Metabolic Fingerprints of Effective Fluoxetine Treatment in the Prefrontal Cortex of Chronically Socially Isolated Rats: Marker Candidates and Predictive Metabolites
VL  - 24
IS  - 13
SP  - 10957
DO  - 10.3390/ijms241310957
ER  - 
@article{
author = "Filipović, Dragana and Inderhees, Julica and Korda, Alexandra and Tadić, Predrag and Schwaninger, Markus and Inta, Dragoš and Borgwardt, Stefan",
year = "2023",
abstract = "The increasing prevalence of depression requires more effective therapy and the understanding of antidepressants’ mode of action. We carried out untargeted metabolomics of the prefrontal cortex of rats exposed to chronic social isolation (CSIS), a rat model of depression, and/or fluoxetine treatment using liquid chromatography–high resolution mass spectrometry. The behavioral phenotype was assessed by the forced swim test. To analyze the metabolomics data, we employed univariate and multivariate analysis and biomarker capacity assessment using the receiver operating characteristic (ROC) curve. We also identified the most predictive biomarkers using a support vector machine with linear kernel (SVM-LK). Upregulated myo-inositol following CSIS may represent a potential marker of depressive phenotype. Effective fluoxetine treatment reversed depressive-like behavior and increased sedoheptulose 7-phosphate, hypotaurine, and acetyl-L-carnitine contents, which were identified as marker candidates for fluoxetine efficacy. ROC analysis revealed 4 significant marker candidates for CSIS group discrimination, and 10 for fluoxetine efficacy. SVM-LK with accuracies of 61.50% or 93.30% identified a panel of 7 or 25 predictive metabolites for depressive-like behavior or fluoxetine effectiveness, respectively. Overall, metabolic fingerprints combined with the ROC curve and SVM-LK may represent a new approach to identifying marker candidates or predictive metabolites for ongoing disease or disease risk and treatment outcome.",
journal = "International Journal of Molecular Sciences",
title = "Metabolic Fingerprints of Effective Fluoxetine Treatment in the Prefrontal Cortex of Chronically Socially Isolated Rats: Marker Candidates and Predictive Metabolites",
volume = "24",
number = "13",
pages = "10957",
doi = "10.3390/ijms241310957"
}
Filipović, D., Inderhees, J., Korda, A., Tadić, P., Schwaninger, M., Inta, D.,& Borgwardt, S.. (2023). Metabolic Fingerprints of Effective Fluoxetine Treatment in the Prefrontal Cortex of Chronically Socially Isolated Rats: Marker Candidates and Predictive Metabolites. in International Journal of Molecular Sciences, 24(13), 10957.
https://doi.org/10.3390/ijms241310957
Filipović D, Inderhees J, Korda A, Tadić P, Schwaninger M, Inta D, Borgwardt S. Metabolic Fingerprints of Effective Fluoxetine Treatment in the Prefrontal Cortex of Chronically Socially Isolated Rats: Marker Candidates and Predictive Metabolites. in International Journal of Molecular Sciences. 2023;24(13):10957.
doi:10.3390/ijms241310957 .
Filipović, Dragana, Inderhees, Julica, Korda, Alexandra, Tadić, Predrag, Schwaninger, Markus, Inta, Dragoš, Borgwardt, Stefan, "Metabolic Fingerprints of Effective Fluoxetine Treatment in the Prefrontal Cortex of Chronically Socially Isolated Rats: Marker Candidates and Predictive Metabolites" in International Journal of Molecular Sciences, 24, no. 13 (2023):10957,
https://doi.org/10.3390/ijms241310957 . .
1

Fluoxetine modulates neuronal activity in stress-related limbic areas of adult rats subjected to the chronic social isolation

Stanisavljević, Andrijana; Perić, Ivana; Gass, Peter; Inta, Dragos; Lang, Undine E.; Borgwardt, Stefan; Filipović, Dragana

(2020)

TY  - JOUR
AU  - Stanisavljević, Andrijana
AU  - Perić, Ivana
AU  - Gass, Peter
AU  - Inta, Dragos
AU  - Lang, Undine E.
AU  - Borgwardt, Stefan
AU  - Filipović, Dragana
PY  - 2020
UR  - https://vinar.vin.bg.ac.rs/handle/123456789/9116
AB  - Antidepressant fluoxetine (Flx) is the first therapeutic choice for the treatment of major depression (MD), however neuroanatomical spots of its action remain unclear. Immunohistochemical detection of c-Fos protein expression has been used for mapping activated neuronal circuits upon various stressors and drugs. We investigated the effect of 3 weeks of Flx treatment (15 mg/kg/day) on changes in neuronal activity, by mapping the number of c-Fos+ cells, in several brain subregions in adult male rats of control and following 3 weeks of chronic social isolation (CSIS), an animal model of depression. The aim was to identify brain subregions activated by vehicle or Flx treatment in both controls or simultaneously applied with CSIS. Flx prevented depressive- and anxiety-like behaviors in CSIS rats. In controls, Flx increased the number of c-Fos+ cells in the anterior/posterior piriform cortex (aPirCx, pPirCx), retrosplenial cortex dysgranular (RSD) and granular, c region (RSGc), dorsal hippocampal subregions (CA1d, CA2, CA3d, DGd), lateral habenula (LHB), paraventricular thalamic nucleus, posterior part (PVP) and lateral/basolateral complex of amygdala (LA/BL). CSIS-induced neuronal activation was observed in brain subregions implicated in mood and other mental disorders such as aPirCx, pPirCx, caudate putamen (CPu), acumbens nucleus shell (AcbSh), RSD, RSGc, DGd, PVP and LA/BL. Flx increased neuronal activation in both controls and CSIS rats in the CA1d, CA2, CA3d, PVP, LA/BL, while in striatum increased neuronal activation was observed only in CSIS. Our data identify activated CSIS-related brain subregions and/or Flx treatment, in which Flx increased c-Fos protein expression in CSIS rats.
T2  - Brain Research Bulletin
T1  - Fluoxetine modulates neuronal activity in stress-related limbic areas of adult rats subjected to the chronic social isolation
VL  - 163
SP  - 95
EP  - 108
DO  - 10.1016/j.brainresbull.2020.07.021
ER  - 
@article{
author = "Stanisavljević, Andrijana and Perić, Ivana and Gass, Peter and Inta, Dragos and Lang, Undine E. and Borgwardt, Stefan and Filipović, Dragana",
year = "2020",
abstract = "Antidepressant fluoxetine (Flx) is the first therapeutic choice for the treatment of major depression (MD), however neuroanatomical spots of its action remain unclear. Immunohistochemical detection of c-Fos protein expression has been used for mapping activated neuronal circuits upon various stressors and drugs. We investigated the effect of 3 weeks of Flx treatment (15 mg/kg/day) on changes in neuronal activity, by mapping the number of c-Fos+ cells, in several brain subregions in adult male rats of control and following 3 weeks of chronic social isolation (CSIS), an animal model of depression. The aim was to identify brain subregions activated by vehicle or Flx treatment in both controls or simultaneously applied with CSIS. Flx prevented depressive- and anxiety-like behaviors in CSIS rats. In controls, Flx increased the number of c-Fos+ cells in the anterior/posterior piriform cortex (aPirCx, pPirCx), retrosplenial cortex dysgranular (RSD) and granular, c region (RSGc), dorsal hippocampal subregions (CA1d, CA2, CA3d, DGd), lateral habenula (LHB), paraventricular thalamic nucleus, posterior part (PVP) and lateral/basolateral complex of amygdala (LA/BL). CSIS-induced neuronal activation was observed in brain subregions implicated in mood and other mental disorders such as aPirCx, pPirCx, caudate putamen (CPu), acumbens nucleus shell (AcbSh), RSD, RSGc, DGd, PVP and LA/BL. Flx increased neuronal activation in both controls and CSIS rats in the CA1d, CA2, CA3d, PVP, LA/BL, while in striatum increased neuronal activation was observed only in CSIS. Our data identify activated CSIS-related brain subregions and/or Flx treatment, in which Flx increased c-Fos protein expression in CSIS rats.",
journal = "Brain Research Bulletin",
title = "Fluoxetine modulates neuronal activity in stress-related limbic areas of adult rats subjected to the chronic social isolation",
volume = "163",
pages = "95-108",
doi = "10.1016/j.brainresbull.2020.07.021"
}
Stanisavljević, A., Perić, I., Gass, P., Inta, D., Lang, U. E., Borgwardt, S.,& Filipović, D.. (2020). Fluoxetine modulates neuronal activity in stress-related limbic areas of adult rats subjected to the chronic social isolation. in Brain Research Bulletin, 163, 95-108.
https://doi.org/10.1016/j.brainresbull.2020.07.021
Stanisavljević A, Perić I, Gass P, Inta D, Lang UE, Borgwardt S, Filipović D. Fluoxetine modulates neuronal activity in stress-related limbic areas of adult rats subjected to the chronic social isolation. in Brain Research Bulletin. 2020;163:95-108.
doi:10.1016/j.brainresbull.2020.07.021 .
Stanisavljević, Andrijana, Perić, Ivana, Gass, Peter, Inta, Dragos, Lang, Undine E., Borgwardt, Stefan, Filipović, Dragana, "Fluoxetine modulates neuronal activity in stress-related limbic areas of adult rats subjected to the chronic social isolation" in Brain Research Bulletin, 163 (2020):95-108,
https://doi.org/10.1016/j.brainresbull.2020.07.021 . .
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Tianeptine antagonizes the reduction of PV+ and GAD67 cells number in dorsal hippocampus of socially isolated rats

Perić, Ivana; Stanisavljević, Andrijana; Inta, Dragos; Gass, Peter; Undine, Lang E.; Borgwardt, Stefan; Filipović, Dragana

(2019)

TY  - JOUR
AU  - Perić, Ivana
AU  - Stanisavljević, Andrijana
AU  - Inta, Dragos
AU  - Gass, Peter
AU  - Undine, Lang E.
AU  - Borgwardt, Stefan
AU  - Filipović, Dragana
PY  - 2019
UR  - https://vinar.vin.bg.ac.rs/handle/123456789/7935
AB  - Adult male rats exposed to chronic social isolation (CSIS) show depressive- and anxiety-like behaviors and reduce the numbers of parvalbumin-positive (PV+) interneurons in the dorsal hippocampus. We aimed to determine whether tianeptine (Tian), administered during the last three weeks of a six-week-social isolation (10 mg/kg/day), may reverse CSIS-induced behavioral changes and antagonize the CSIS-induced reduction in the number of PV+ interneurons. We also studied whether Tian affects the GABA-producing enzyme GAD67+ cells, in Stratum Oriens (SO), Stratum Pyramidale (SP), Stratum Radiatum (SR) and Stratum Lacunosum Moleculare (LM) of CA1-3, as well as in molecular layer-granule cell layer (ML-GCL) and Hilus (H) of the dentate gyrus (DG). CSIS-induced reduction in the number of PV+ cells was layer/subregion-specific with the greatest decrease in SO of CA2. Reduction in the number of PV+ cells was significantly higher than GAD67+ cells, indicating that PV+ cells are the main target following CSIS. Tian reversed CSIS-induced behavior phenotype and antagonized the reduction in the number of PV+ and GAD67+ cells in all subregions. In controls, Tian led to an increase in the number of PV+ and GAD67+ cells in SP of all subregions and PV+ interneurons in ML-GCL of DG, while treatment during CSIS, compared to CSIS alone, resulted with an increase of PV+ interneurons in SO and SP CA1, SP CA2/CA3 and ML-GCL DG with simultaneous increase in GAD67+ cells in all CA1, LM CA2, SO/SR/LM CA3. Data show that Tian offers protection from CSIS via modulation of the dorsal hippocampal GABAergic system.
T2  - Progress in Neuro-Psychopharmacology and Biological Psychiatry
T1  - Tianeptine antagonizes the reduction of PV+ and GAD67 cells number in dorsal hippocampus of socially isolated rats
VL  - 89
SP  - 386
EP  - 399
DO  - 10.1016/j.pnpbp.2018.10.013
ER  - 
@article{
author = "Perić, Ivana and Stanisavljević, Andrijana and Inta, Dragos and Gass, Peter and Undine, Lang E. and Borgwardt, Stefan and Filipović, Dragana",
year = "2019",
abstract = "Adult male rats exposed to chronic social isolation (CSIS) show depressive- and anxiety-like behaviors and reduce the numbers of parvalbumin-positive (PV+) interneurons in the dorsal hippocampus. We aimed to determine whether tianeptine (Tian), administered during the last three weeks of a six-week-social isolation (10 mg/kg/day), may reverse CSIS-induced behavioral changes and antagonize the CSIS-induced reduction in the number of PV+ interneurons. We also studied whether Tian affects the GABA-producing enzyme GAD67+ cells, in Stratum Oriens (SO), Stratum Pyramidale (SP), Stratum Radiatum (SR) and Stratum Lacunosum Moleculare (LM) of CA1-3, as well as in molecular layer-granule cell layer (ML-GCL) and Hilus (H) of the dentate gyrus (DG). CSIS-induced reduction in the number of PV+ cells was layer/subregion-specific with the greatest decrease in SO of CA2. Reduction in the number of PV+ cells was significantly higher than GAD67+ cells, indicating that PV+ cells are the main target following CSIS. Tian reversed CSIS-induced behavior phenotype and antagonized the reduction in the number of PV+ and GAD67+ cells in all subregions. In controls, Tian led to an increase in the number of PV+ and GAD67+ cells in SP of all subregions and PV+ interneurons in ML-GCL of DG, while treatment during CSIS, compared to CSIS alone, resulted with an increase of PV+ interneurons in SO and SP CA1, SP CA2/CA3 and ML-GCL DG with simultaneous increase in GAD67+ cells in all CA1, LM CA2, SO/SR/LM CA3. Data show that Tian offers protection from CSIS via modulation of the dorsal hippocampal GABAergic system.",
journal = "Progress in Neuro-Psychopharmacology and Biological Psychiatry",
title = "Tianeptine antagonizes the reduction of PV+ and GAD67 cells number in dorsal hippocampus of socially isolated rats",
volume = "89",
pages = "386-399",
doi = "10.1016/j.pnpbp.2018.10.013"
}
Perić, I., Stanisavljević, A., Inta, D., Gass, P., Undine, L. E., Borgwardt, S.,& Filipović, D.. (2019). Tianeptine antagonizes the reduction of PV+ and GAD67 cells number in dorsal hippocampus of socially isolated rats. in Progress in Neuro-Psychopharmacology and Biological Psychiatry, 89, 386-399.
https://doi.org/10.1016/j.pnpbp.2018.10.013
Perić I, Stanisavljević A, Inta D, Gass P, Undine LE, Borgwardt S, Filipović D. Tianeptine antagonizes the reduction of PV+ and GAD67 cells number in dorsal hippocampus of socially isolated rats. in Progress in Neuro-Psychopharmacology and Biological Psychiatry. 2019;89:386-399.
doi:10.1016/j.pnpbp.2018.10.013 .
Perić, Ivana, Stanisavljević, Andrijana, Inta, Dragos, Gass, Peter, Undine, Lang E., Borgwardt, Stefan, Filipović, Dragana, "Tianeptine antagonizes the reduction of PV+ and GAD67 cells number in dorsal hippocampus of socially isolated rats" in Progress in Neuro-Psychopharmacology and Biological Psychiatry, 89 (2019):386-399,
https://doi.org/10.1016/j.pnpbp.2018.10.013 . .
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Brain Sub/Region-Specific Effects of Olanzapine on c-Fos Expression of Chronically Socially Isolated Rats

Stanisavljević, Andrijana; Perić, Ivana; Gass, Peter; Inta, Dragos; Lang, Undine E.; Borgwardt, Stefan; Filipović, Dragana

(2019)

TY  - JOUR
AU  - Stanisavljević, Andrijana
AU  - Perić, Ivana
AU  - Gass, Peter
AU  - Inta, Dragos
AU  - Lang, Undine E.
AU  - Borgwardt, Stefan
AU  - Filipović, Dragana
PY  - 2019
UR  - https://linkinghub.elsevier.com/retrieve/pii/S0306452218307395
UR  - https://vinar.vin.bg.ac.rs/handle/123456789/7976
AB  - Olanzapine (Olz) is an atypical antipsychotic used to treat depression, anxiety and schizophrenia, which can be caused by chronic psychosocial stress. c-Fos protein expression has been used as an indirect marker of neuronal activity in response to various forms of stress or pharmacological treatments. We examined the effects of a 3-week treatment of Olz (7.5 mg/kg/day) on c-Fos protein expression in stress-relevant brain sub/regions, its relationship with isolation-induced behavioral changes, and potential sites of Olz action on control and male rats exposed to 6 weeks of chronic social isolation (CSIS), an animal model of depression. Olz treatment reversed depression- and anxiety-like behaviors induced by CSIS and suppressed a CSIS-induced increase in the number of c-Fos-positive cells in subregions of the dorsal hippocampus, ventral (v) DG, retrosplenial cortex, and medial prefrontal cortex. In contrast, no change in c-Fos expression was seen in the CA3v, amygdala and thalamic, hypothalamic or striatal subregions in Olz-treated CSIS rats, suggesting different brain sub/regions’ susceptibility to Olz. An increased number of c-Fos-positive cells in the CA1v, amygdala and thalamic, hypothalamic and striatal subregions in controls as well as in the CA1v and subregion of the hypothalamus and nucleus accumbens in Olz-treated CSIS rats was found. Results suggest the activation of brain sub/regions following CSIS that may be involved in depressive and anxiety-like behaviors. Olz treatment showed region-specific effects on neuronal activation. Our data contribute to a better understanding of the mechanisms underlying the CSIS response and potential brain targets of Olz in socially isolated rats. © 2018 IBRO
T2  - Neuroscience
T1  - Brain Sub/Region-Specific Effects of Olanzapine on c-Fos Expression of Chronically Socially Isolated Rats
VL  - 396
SP  - 46
EP  - 65
DO  - 10.1016/j.neuroscience.2018.11.015
ER  - 
@article{
author = "Stanisavljević, Andrijana and Perić, Ivana and Gass, Peter and Inta, Dragos and Lang, Undine E. and Borgwardt, Stefan and Filipović, Dragana",
year = "2019",
abstract = "Olanzapine (Olz) is an atypical antipsychotic used to treat depression, anxiety and schizophrenia, which can be caused by chronic psychosocial stress. c-Fos protein expression has been used as an indirect marker of neuronal activity in response to various forms of stress or pharmacological treatments. We examined the effects of a 3-week treatment of Olz (7.5 mg/kg/day) on c-Fos protein expression in stress-relevant brain sub/regions, its relationship with isolation-induced behavioral changes, and potential sites of Olz action on control and male rats exposed to 6 weeks of chronic social isolation (CSIS), an animal model of depression. Olz treatment reversed depression- and anxiety-like behaviors induced by CSIS and suppressed a CSIS-induced increase in the number of c-Fos-positive cells in subregions of the dorsal hippocampus, ventral (v) DG, retrosplenial cortex, and medial prefrontal cortex. In contrast, no change in c-Fos expression was seen in the CA3v, amygdala and thalamic, hypothalamic or striatal subregions in Olz-treated CSIS rats, suggesting different brain sub/regions’ susceptibility to Olz. An increased number of c-Fos-positive cells in the CA1v, amygdala and thalamic, hypothalamic and striatal subregions in controls as well as in the CA1v and subregion of the hypothalamus and nucleus accumbens in Olz-treated CSIS rats was found. Results suggest the activation of brain sub/regions following CSIS that may be involved in depressive and anxiety-like behaviors. Olz treatment showed region-specific effects on neuronal activation. Our data contribute to a better understanding of the mechanisms underlying the CSIS response and potential brain targets of Olz in socially isolated rats. © 2018 IBRO",
journal = "Neuroscience",
title = "Brain Sub/Region-Specific Effects of Olanzapine on c-Fos Expression of Chronically Socially Isolated Rats",
volume = "396",
pages = "46-65",
doi = "10.1016/j.neuroscience.2018.11.015"
}
Stanisavljević, A., Perić, I., Gass, P., Inta, D., Lang, U. E., Borgwardt, S.,& Filipović, D.. (2019). Brain Sub/Region-Specific Effects of Olanzapine on c-Fos Expression of Chronically Socially Isolated Rats. in Neuroscience, 396, 46-65.
https://doi.org/10.1016/j.neuroscience.2018.11.015
Stanisavljević A, Perić I, Gass P, Inta D, Lang UE, Borgwardt S, Filipović D. Brain Sub/Region-Specific Effects of Olanzapine on c-Fos Expression of Chronically Socially Isolated Rats. in Neuroscience. 2019;396:46-65.
doi:10.1016/j.neuroscience.2018.11.015 .
Stanisavljević, Andrijana, Perić, Ivana, Gass, Peter, Inta, Dragos, Lang, Undine E., Borgwardt, Stefan, Filipović, Dragana, "Brain Sub/Region-Specific Effects of Olanzapine on c-Fos Expression of Chronically Socially Isolated Rats" in Neuroscience, 396 (2019):46-65,
https://doi.org/10.1016/j.neuroscience.2018.11.015 . .
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