Research Topics
| Nikolai MalykhinSummaryAffiliation: University of Alberta Country: Canada Publications
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Detail Information
Publications
Fronto-limbic volumetric changes in major depressive disorderNikolai V Malykhin
Department of Psychiatry, University of Alberta, Edmonton, Alberta, Canada
J Affect Disord 136:1104-13. 2012..The present structural MRI study aimed to determine the relationship between amygdala, cingulate and subgenual prefrontal cortex volumes in MDD and their associations with child abuse and antidepressants...
In vivo quantification of hippocampal subfields using 4.7 T fast spin echo imagingN V Malykhin
Department of Biomedical Engineering, University of Alberta, Edmonton, Alberta, Canada
Neuroimage 49:1224-30. 2010....
Structural organization of the prefrontal white matter pathways in the adult and aging brain measured by diffusion tensor imagingNikolai Malykhin
Department of Biomedical Engineering, Faculty of Medicine and Dentistry, University of Alberta, Edmonton, AB T6G 2V2, Canada
Brain Struct Funct 216:417-31. 2011..The results of our study demonstrate regional age-related changes in the prefrontal white matter tracts of the human brain. This study was cross-sectional and therefore additional longitudinal studies are needed to confirm our findings...
Structural changes in the hippocampus in major depressive disorder: contributions of disease and treatmentNikolai V Malykhin
Department of Psychiatry, and Centre for Neuroscience, University of Alberta, Edmonton, Alta
J Psychiatry Neurosci 35:337-43. 2010..Recent structural MRI studies have addressed the question of whether changes in the volume of hippocampal subregions may be associated with MDD...
Aging hippocampus and amygdalaNikolai V Malykhin
Department of Psychiatry, University of Alberta, Edmonton, Alberta, Canada
Neuroreport 19:543-7. 2008....
Diffusion tensor imaging tractography and reliability analysis for limbic and paralimbic white matter tractsNikolai Malykhin
Department of Psychiatry, University of Alberta, Edmonton, Alberta, Canada
Psychiatry Res 164:132-42. 2008..97 (0.99), ventromedial prefrontal white matter 0.92 (0.93), crus of fornix 0.80 (0.81). The reported DTI protocol provides a reliable method to analyze limbic and paralimbic white matter tracts relevant to psychiatric disorders...
Intact limbic-prefrontal connections and reduced amygdala volumes in Parkinson's disease with mild depressive symptomsIan Surdhar
Centre for Neuroscience, University of Alberta, Edmonton, Canada
Parkinsonism Relat Disord 18:809-13. 2012..Depression is very common in Parkinson's disease (PD). The neuropathological basis for this remains unclear; however, dysfunction in prefrontal and limbic regions may play a role...
Proton spectral editing for discrimination of lactate and threonine 1.31 ppm resonances in human brain in vivoChangho Choi
Department of Biomedical Engineering, University of Alberta, Edmonton, Alberta, Canada
Magn Reson Med 56:660-5. 2006..Using the calculated yields, the concentrations of Lac and Thr in the human occipital cortex were estimated to be 0.47+/-0.07 and 0.56+/-0.06 mM (mean+/-SD, N=7), respectively, with reference to Cr at 8 mM...
Selective effects of aging on brain white matter microstructure: a diffusion tensor imaging tractography studyStijn Michielse
Department of Biomedical Engineering, University of Alberta, Edmonton, Alberta, Canada
Neuroimage 52:1190-201. 2010..This study was cross-sectional, and therefore, additional longitudinal studies are needed to confirm our findings...
Age and dementia-associated atrophy predominates in the hippocampal head and amygdala in Parkinson's diseaseThomas P Bouchard
Department of Medicine Neurology, University of Alberta, 10230, 111th Avenue, Edmonton, Alberta, Canada
Neurobiol Aging 29:1027-39. 2008..35, p=0.02); AG volumes correlated with CVLT-II recall (r=0.35, p=0.02). No correlations were found in non-PD (p>0.4). In conclusion, functionally meaningful age-associated hippocampal and amygdala atrophy occurs in PD...
Measurement of brain glutamate and glutamine by spectrally-selective refocusing at 3 TeslaChangho Choi
Department of Biomedical Engineering, University of Alberta, Edmonton, Alberta, Canada
Magn Reson Med 55:997-1005. 2006..The concentrations of Glu and Gln in the prefrontal cortex were estimated to be 9.7+/-0.5 and 3.0+/-0.7 mM (mean+/-SD, N=7), with reference to Cr at 8 mM...
Detection of the myo-inositol 4.06-ppm resonance by selective J rewinding: application to human prefrontal cortex in vivoChangho Choi
Department of Biomedical Engineering, University of Alberta, Edmonton, Alberta, Canada
Magn Reson Med 54:1536-40. 2005..The myo-inositol concentration in human prefrontal cortex is estimated to be 5.7 +/- 0.9 mumol/g (mean +/- SD, n = 7), with reference to NAA at 10 micromol/g...
