Publications

Publications in press (Epub available ahead of print):

Roalf, D.R., Moore, T.M., Mechanic-Hamilton, D., Wolk, D.A., Arnold, S.A., Weintraub, D.A., & Moberg, P.J.  Bridging Cognitive Screening Tests in Neurological Disorders: A cross-walk between the s-MoCA and MMSE. Alzheimer’s & Dementia (in press).

Roalf, D.R. Reddy Nanga, R.P., Rupert, P., Hariharan, H., Quarmley, M., Calkins, M.E., Dress, E., Prabhakaran, K., Elliott, M.A., Moberg, P.J., Gur, R.C., Gur, R.E., Reddy, R., & Turetsky, B.I. Glutamate imaging (GluCEST) reveals lower brain GluCEST contrast in patients on the psychosis spectrum. Molecular Psychiatry (in press).

Roalf, D.R, Moberg, M.J., Turetsky, B.I., Brennan, L., Kabadi, S., Wolk, D.A., Moberg, P.J. A quantitative meta-analysis of olfactory dysfunction in mild cognitive impairment. Journal of Neurology, Neurosurgery & Psychiatry (in press).

Tang, E., Giusti, C., Baum, G., Gu, S., Kahn,  A.E., Roalf, D., Moore, T., Ruparel, K., Gur, R.C., Gur, R.E.,  Satterthwaite, T.D., & Bassett, D.S. Structural drivers of diverse neural dynamics and their evolution across development. Network Neuroscience (in press)

Betzel, R.F., Medaglia, J.D., Papadopoulos, L., Baum, G., Gur, R., Gur, R. Roalf, D., Satterthwaite, T.D., & Bassett, D.S., The modular organization of human anatomical brain networks:  accounting for the cost of wiring. Nature Neuroscience (in press).

Roalf, D.R., Moore, T.M., Wolk, D.A., Arnold, S.A., Mechanic-Hamilton, D., Rick, J., Kabadi, S., Ruparel, K., Chen-Plotkin, A.S., Chahine, L.M., Dahodwala, N.A., Duda, J.E., Weintraub, D.A., & Moberg, P.J. Defining and validating a short form Montreal Cognitive Assessment (s-MoCA) for use in neurodegenerative disease. Journal of Neurology, Neurosurgery & Psychiatry (in press). pdficon_small  Supplement.pdficon_small

Roalf, D.R., Quarmley, M., Calkins, M.E., Satterthwaite, T.D., Ruparel, K., Elliott, M.A., Gur, R.C., Gur,  R.E., Moberg, P.J., & Turetksy, B.I.  Temporal Lobe Volume Decrements in Psychosis Spectrum Youths. Schizophrenia Bulletin. (in press)pdficon_small

2017

Quarmley, M., Moberg, P.J., Mechanic-Hamilton, D., Kabadi, S., Arnold, S.E., Wolk, D.A., & Roalf, D.R.  Odor identification as a supplementary screening instrument improves diagnostic classification of Alzheimer’s disease and mild cognitive impairment. Journal of Alzheimer’s Disease, 2017; 55(4), 1497-1507. pdficon_small

Calkins, M.E., Moore, T.M., Satterthwaite, T.D., Wolf, D.H., Turetsky, B.I., Roalf, D.R., Merikangas, K.M., Ruparel, K., Kohler C.G., Gur, R.C., & Gur R.E. Persistence of psychosis spectrum symptoms in  the Philadelphia Neurodevelopmental Cohort. World Psychiatry, 2017 16(1): 62-76.

2016

Roalf, D.R., Quarmley, M., Elliott, M.A., Satterthwaite, T.D., Vandekar., S.N. Ruparel, K., Gennatas, E.D., Prabhakaran, K., Jackson, C.T., Verma, R., Hakonarson, H., Gur. R.C., & Gur, R.E. The impact of quality assurance of diffusion tensor imaging data in a large-scale population-based cohort. Neuroimage. 2016 Jan 15;125:903-19.pdficon_small Supplement. pdficon_small

Satterthwaite, T.D., Connolly, J.J., Ruparel, K., Calkins, M.E., Jackson, C., Elliott, M.A., Roalf, D.R., Hopson, R., Prabhakaran, K., Behr, M., Qui H., Mentch, F.D, Chiavacci, R., Sleiman, P.M., Gur,  R.C., Hakonarson, H., & Gur, R.E. The Philadelphia Neurodevelopmental Cohort: A publicly available resource for the study of normal and abnormal brain development in youth.  Neuroimage. 2016 Jan 1;124(Pt B):1115-1119.

Vandekar, S.N., Shinohara, R.T., Raznahan, A., Hopson, R., Roalf, D.R., Ruparel, K., Gur, R.C., Gur, R.E.,  & Satterthwaite, T.D. Subject-level measurement of local cortical coupling. Neuroimage 2016 Mar 5; 133:88-97.

Kos, M., Carless, M.A., Peralta, J., Blackburn, A., Almeida, M., Roalf, D., Pogue-Geile, M.F., Prasad, K., Gur, R.C., Nimgaonkar, V., Curran, J.E., Duggirala, R., Glahn, D.C., Blangero, J., Gur, R.E., & Almasy, L., Exome sequence data from multigenerational families implicate AMPA receptor trafficking in neurocognitive impairment and schizophrenia risk. Schizophrenia Bulletin 2016 Mar;42(2):288-300.

Satterthwaite, T.D., Wolf, D.W., Calkins, M.E., Vandekar, S.N., Erus, G., Ruparel, K., Roalf, D.R., Elliott,   M.A., Moore, T.M., Hakonarson, H., Shinohara, R.T., Davatzikos, C., Gur, R.C., & Gur. R.E.  Structural brain abnormalities in youth with psychosis spectrum symptoms. JAMA Psychiatry,  2016 May 1;73(5):515-24.

Shanmugan, S., Wolf, D.H., Calkins, M.E., Moore, T.M., Ruparel, K., Hopson, R.D., Vandekar, S.N., Roalf,D.R., Elliott, M.A., Jackson, C., Gennatas, E.D., Leibenluft, E., Pine, D.S., Shinohara, R.T., Hakonarson, H., Gur, R.C, Gur, R.E., & Satterthwaite, T.D. Common and dissociable mechanisms of executive system dysfunction across psychiatric disorders in youth. American Journal of Psychiatry 2016 May 1;173(5):517-26.

Roalf, D.R & Moberg, P.J. Hearing the sounds of age-related cognitive decline:  a commentary on “Hearing Aid Use is Associated with Better Mini-Mental State Exam Performance.” American Journal of Geriatric Psychiatry, 2016; 24(9), 703-705 .pdficon_small

Kaczkurkin, A., Moore, T., Ruparel, K., Calkins, M., Shinohara, R., Elliott, M., Hopson, R., Roalf D., Vandekar,  S., Gennatas, E., Wolf, D., Scott, J., Pine, D., Leibenluft, E., Detre, J., Foa, E., Gur, R.E., Gur, R.C., &  Satterthwaite, T. Elevated amygdala perfusion mediates developmental sex differences in trait anxiety. Biological Psychiatry, 2016: 80(10); 775-785.pdficon_small

Schmitt, J.E., Yi, J., Calkins, M.E., Ruparel, K., Roalf, D.R., Cassidy, A., Souders, M.C., Emanuel, B.S., Gur, R.E. Disrupted anatomic connectivity in the 22q11.2 deletion syndrome. Neuroimage Clinical, 2016; Aug 25; 12:420-28.

Roalf, D.R., Quarmley, M., Mechanic-Hamilton, D., Wolk, D.A., Arnold, S.E., & Moberg, P.J. Within-Individual Variability: An Index for Subtle Change in Neurocognition in Mild Cognitive Impairment.  Journal of Alzheimer’s Disease, 2016; 54(1), 325-335.pdficon_small

Moore, T.M., Reise, S.P., Roalf, D.R., Satterthwaite, T.D., Davatzikos, C., Bilker, W.B., Port, A.M.,  Jackson, C.T., Ruparel, K., Savitt, A.P., Baron, R.B., Gur, R.E., & Gur, R.C. Development of an itemwise efficiency scoring method: concurrent, convergent, discriminant, and neuroimaging-based predictive validity assessed in a large community sample. Psychological Assessment, 2016; 28(12): 1529-1542.pdficon_small

2015

Vandekar, S.N., Shinohara, R.T., Raznahan, A., Roalf, D.R.., DeLeo, N., Ruparel, K., Wolf, D.H., Gur, R.C., Gur, R.E., & Satterthwaite, T.D. Topologically dissociable patterns of development of the human cerebral cortex. Journal of Neuroscience, 2015 Jan 14;35(2):599-609. pdficon_small

Roalf, D.R., Gur, R.E., Verma, R., Ruparel, K., Quarmley, M., & Gur, R.C., White matter microstructure:  relation to global neurocognition and clinical symptomatology. Schizophrenia Research, 2015; 161(1): 42-49. pdficon_small

Roalf, D.R., Vandekar, S.N., Almasy, L., Ruparel, K., Satterthwaite, T.D., Elliott, M.A., Podell, J., Gallagher, R.S., Jackson, C.T., Prasad, K., Wood, J., Pogue-Geile, M.F., Nimgaonkar, V.L., Gur, R.C., & Gur, R.C. Heritability of subcortical and limbic brain volume and shape in multiplex multigenerational families with schizophrenia. Biological Psychiatry, 2015 77(2): 137-46. pdficon_small

Schmitt, J.E, Vandekar, S.N, Ruparel, K. Roalf, D.R., Whinna, D., Sounders, M.C.., Satterthwaite, T.D.,Prabhakaran, K., MCGinn, D.M., Zackai, E.H., Emanuel, B.S. & Gur, R.E. Aberrant Cortical Morphometry in the 22q11.2 Deletion Syndrome. Biological Psychiatry; July 15;78(2):.135-43. pdficon_small

Satterthwaite, T.D., Wolf, D.H., Roalf, D.R., Ruparel, K., Erus, G., Vandkar, S., Gennatas, E., Elliott, M.A.,Smith, A., Hakonarson, H., Verma, R., Davatzikos, C., Gur, R.E., & Gur, R.C. Linked sex differences in cognition and functional connectivity in youth. Cerebral Cortex, 2015 Sep;25(9):2383-94. pdficon_small

Perlis, M.L., Roalf, D.R., Kloss, J.D., A commentary on the “Functioning of three attentional networks and vigilance in primary insomnia. Sleep Medicine 2015 Dec;16(12):1567-8. pdficon_small

Satterthwaite, T.D., Vandekar, S.N., Wolf, D.W., Bassett, D.S., Ruparel, K., Shezad, Z., Craddock, C., Shinohara, R.T., Moore, T.M., Jackson, C., Roalf, D.R., Calkins, M.E., Milham, M.P., Hakonarson, H., Gur, R.C., & Gur, R.E. Connectome-wide network analysis of youth with psychosis spectrum symptoms. Molecular Psychiatry. 2015 Dec;20(12):1508-15.

Calkins, M.E., Merikangas, K.R., Moore, T.M., Burstein, M., Chiavacci, R., Satterthwaite, T.D., Ruparel,K., Wolf, D.H., Roalf, D.R., Hakonarson, H., Gur, R.C., & Gur, R.C. The Philadelphia Neurodevelopmental Cohort: Construction and Deep Phenotyping Collaborative. Journal of Child Psychology ad Psychiatry, 2015; 56, 1356-1369. pdficon_small

2014

Satterthwaite, T.D., Ruparel, K., Wolf, D.H., Vandekar, S., Roalf, D.R., Jackson, C., Elliott, M.A., Bilker, W.B., Calkins, M.E., Parbhakaran, K., Davatzikos, C., Hakonarson, H., Gur, R.C., & Gur, R.E.   Sex differences in the effect of puberty on hippocampal morphology. Journal of the American Academy of Child and Adolescent Psychiatry, 2014; 53(3):341-50. pdficon_small

Roalf, D.R., Gur, R.C., Ruparel, K., Gerraty, R.T., Elliott, M.A., Gallagher, R.S., Almasy, L., Pogue-Geile, M.F., Prasad, K., Wood, J., Nimgaonkar, V.L., & Gur, R.E. Neurobehavioral predictors of cognitive performance across a standardized neurocognitive battery. Neuropsychology, 2014; 28(2):161-76. pdficon_small

Sattertwaite, T.D., Shinohara, R.T., Wolf, D.H., Hopson, R., Elliott, M.A., Vandekar, S.N., Ruparel, K., Calkins, M.E., Roalf, D.R., Gennatas, E., Jackson, C., Erus, G., Davatzikos, C., Detre, J.A., Hakonarson, H., Gur, R.C., & Gur, R.E. Impact of puberty on the evolution of cerebral perfusion  during adolescence. Proceedings of the National Academy, 2014 June 10; 111(23):8643-8. pdficon_small

Roalf, D.R., Gur, R.E., Ruparel, K., Calkins, Satterthwaite, T.D., Bilker, W.B., Hakonarson, H., Harris, L.J. & Gur, R.C. Within-individual variability in neurocognitive performance:  Sex and age-related differences in youths from ages 8 to 21. Neuropsychology, 2014 Jul;28(4):506-18. pdficon_small

Schmitt, J.E., Yi., J.J., Roalf, D.R., Loevner, L.A., Ruparel, K. Whinna, D., Sounders, M.C., McDonald-McGinn, D.M., Yodh, E., Vandekar, S., Zackai, E.H., Gur, R.C., Emanuel, B.S. & Gur, R.E. Incidental radiologic findings in the 22q11.2 deletion syndrome. American Journal of Neuroradiology, 2014 35(11): 2186-91. pdficon_small

Van Steenoven, I., Aarsland, D., Hurtig, H., Chen-Plotkin, A., Duda, J.E., Rick, J., Chahine, L.M., Dahodwala, N., Trojanowski, J.Q., Roalf, D.R., Moberg, P.J., & Weintraub, D., Conversion between Mini-Mental State Examination, Montreal Cognitive Assessment and Dementia Rating Scale-2 scores in Parkinson’s disease. Movement Disorders, 2014: 29(14): 1809-15. pdficon_small

2013

Roalf, D.R., Ruparel, K., Verma, R., Elliott, M.A., Gur, R.E., & Gur, R.C. White matter organization and neurocognitive performance variability in schizophrenia.  Schizophrenia Research, 2013 Jan;143(1), 172-178 .pdficon_small

Cai, K., Singh, A., Roalf, D.R., Reddy Nanga, R.P., Haris, M., Hariharan, H., Gur, R.C., Reddy.R. Mapping glutamate in subcortical brain structures using high-resolution GluCEST MRI. NMR in Biomedicine. 2013 Oct;26(10):1278-84pdficon_small

Roalf, D.R., Gur, R.C., Almasy, L., Richard, J., Gallagher, R.S., Prasad, K., Wood, J., Pogue-Geile, M.F., Nimgaonkar, V.L., & Gur, R.E. Neurocognitive performance stability in amultiplex multigenerational study of schizophrenia. Schizophrenia Bulletin 2013; 39(5) 1008-17.

Roalf, D.R. Moberg, P.J., Xie, S.X., Wolk, D.A., Moelter, S.T., &  Arnold, S.E Comparative accuracies of two common screening instruments for the classification of Alzheimer’s disease, mild cognitive impairment and healthy aging. Alzheimer’s & Dementia.2013 Sep;9(5):529-37pdficon_small

Satterthwaite, T.D., Wolf, D.H., Erus, G., Ruparel, K., Elliott, M.A., Gennatas, E.D., Hopson, R., Jackson, C., Parbhakaran, K., Bilker, W.B., Calkins, M.E., Loughead, J., Smith, A., Roalf, D.R., Verma, R., Hakonarson, H., Gur, R.C., & Gur, R.E.  Functional maturation of the executive system during adolescence. Journal of Neuroscience; 2013 Oct 9;33(41):16249-61. pdficon_small

Cai, K., Singh, A., Roalf, D.R., Reddy Nanga, R.P., Haris, M., Hariharan, H., Gur, R.C., Reddy.R.  Mapping glutamate in subcortical brain structures using high-resolution GluCEST MRI. NMR in Biomedicine, 2013; 26(10):1278-84. pdficon_small

Roalf, D.R., Gur, R.C., Almasy, L., Richard, J., Gallagher, R.S., Prasad, K., Wood, J., Pogue-Geile, M.F., Nimgaonkar, V.L., & Gur, R.E. Neurocognitive performance stability in a multiplex multigenerational study of schizophrenia. Schizophrenia Bulletin, 2013; 39(5):1008-17. pdficon_small

2012

Roalf, D.R., Mitchell, S.H., Harbaugh, W.T. & Janowsky, J.S. Risk, reward and economic decision-making in aging. The Journals of Gerontology. Series B, Psychological Sciences and Social Sciences, 2012 May;67(3): 289-98. PMID: 21926401

2011

Roalf, D.R., Pruis T.A., Stevens, A.A. & Janowsky, J.S. More is less: Emotion induced prefrontal cortex activity habituates in aging. Neurobiology of Aging, 2011. Sep; 32(9): 1634-1650.

2009

Pruis T.A., Roalf, D.R. & Janowsky, J.S. Hormone therapy does not modify emotion- induced brain activity in older women. Hormones & Behavior, 2009 Nov;56(5): 539-47.

2007

Moberg, P.J., McGue, C., Kanes, S.J., Roalf, D.R., Balderston, C.C., Gur, R.E., Kohler, C.G., Turetsky, B.I.   Phenylthiocarbamide (PTC) Perception in patients with schizophrenia and first-degree family members: Relationship to clinical symptomatology and psychophysical olfactory performance. Schizophrenia Research, 2007 Feb; 90 (1-3): 221-228.

Moberg, P.J., Balderston, C.C., Rick, J.H., Roalf, D.R., Weintraub, D., Kleiner-Fisman, G., Stern, M.B., & Duda, J.E. Phenylthiocarbamide (PTC) perception in Parkinson’s disease. Cognitive and Behavioral Neurology, 2007 Sept; 20(3):145-148.

2006

Roalf, D.R., Lowery, N. & Turetsky, B. I.  Behavioral and Physiological Findings of Gender Differences in Global-Local Visual Processing. Brain & Cognition, 2006; 60(1), 32-42.

Moberg, P.J., Arnold, S.E., Roalf, D.R., Balderston, C., Abbazia, J., Kohler, C.G., Gur, R.E., & Turetsky, B.I. Apolipoprotein E genotype and odor identification in schizophrenia. Journal of Neuropsychiatry and Clinical Neurosciences, 2006; 18, 231-233.

Roalf, D.R., Turetsky, B.I., Owzar, K., Balderston, C.C., Johnson, S.C., Brensinger, C.M., Gur, R.E., Siegel, S., Moberg, P.J. Unirhinal olfactory function in patients with schizophrenia and first-degree relatives. Journal of Neuropsychiatry and Clinical Neurosciences, 2006, 18, 389-396.

Moberg, P.J., Arnold, S.E., Doty, R.L., Gur, R.E., Balderston, C.C., Roalf, D.R., Gur, R.C., Kohler, C.G., Kanes, S.J., Seigel, S.J., & Turetsky, B.I. Olfactory functioning in schizophrenia: Relationship to clinical, neuropsychological, and volumetric MRI measures.Journal of Clinical and Experimental Neuropsychology, 2006; 28, 1444-1461.

2005

Moberg, P.J., Roalf, D.R., Balderston, C.C., Kanes, S.J., Gur, R.E., & Turetsky, B.I. Phenylthiocarbamide (PTC) perception in patients with schizophrenia and first-degree family members. American Journal of Psychiatry, 2005; 162 (4), 788-790.

Robinson, K.M., Dennison, A.C., Roalf, D.R., Noorigian, J.V., Cianci, H., Bunting-Perry, L, Kleiner-Fisman, G., Moberg, P., Duda, J., Stern, M.E.  Falling risk factors in Parkinson’s disease:  pilot data and review of the literature.  NeuroRehabilitation, 2005; 20, 169-182.

2004

Moberg, P.J., Roalf, D.R., Gur, R.E., & Turetsky, B.I.  Smaller nasal volumes as stigmata of aberrant neurodevelopment in schizophrenia. American Journal of Psychiatry,  2004; 161 (12), 2314-2316.

2003

Turetsky, B.I., Moberg, P.J., Roalf, D.R., Arnold, S.E., & Gur, R.E.  Decrements in Volume of Anterior Ventromedial Temporal Lobe and Olfactory Dysfunction in Schizophrenia. Archives of General Psychiatry,  2003; 60, 1193-1200.

 

Under Review:                                                                                                                                  

Roalf, D.R., Gur, R.E., Keefe, J., Martin, I.K., Ruparel, K., Calkins, M.E., Bilker, W.B., Consortium on theGenetics of Schizophrenia, PAARTNERS Study Group, MGI Study Group, Nimgaokar, Almasy, L., Quillen, E. E., Go, R.C.P., Savage, R.M., Swerdlow, N., Braff, D. & Gur, R.C., Within individual variability of neurocognitive performance as an endophenotype in schizophrenia: evidence from three large family studies. (in revision)

Vandekar, S.N., Shou, H., Satterthwaite, T.D., Shinohara, R.T., Merikangas, A.K., Roalf, D.R., Ruparel, K.,  Gennatas, E.D., Elliott, M.A., Davatzikos, C., Gur, R.C., Gur, R.E., & Detre, J.A. Bivarate brain function-body growth in adolescence. (under review)

Ciric, R., Wolf, D.H., Power, J.D,. Roalf, D.R., Baum, G., Ruparel, K., Shinohara, R.T., Elliott, M.A., Eickhoff, S.B., Davatzikos, C., Gur, R.C., Gur, R.E., Bassett, D.S., & Satterthwaite, T.D.   Benchmarking confound regression strategies for the control of motion artifact in studies of  functional connectivity. (under review)

Baum, G.L., Ciric,, R. Roalf, D.R., Betzel, R.F., Moore, T.M., Shinohara, R.T., Kahn, A.E., Quarmley, M.,   Cook, P.A., Elliott, M.A., Ruparel, K., Gur, R.E., Gur, R.C., Bassett, D.S., & Satterthwaite, T.D.  Modular segregation of structural brain networks supports the development of executive function in youth. (under review)

 

 **Please contact me at roalf@upenn.edu or droalf@gmail.com for reprints of published or in press manuscripts.

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