Now showing items 1-15 of 15

    • Alterations of the human gut microbiome in multiple sclerosis 

      Jangi, Sushrut; Gandhi, Roopali; Cox, Laura M.; Li, Ning; von Glehn, Felipe; Yan, Raymond; Patel, Bonny; Mazzola, Maria Antonietta; Liu, Shirong; Glanz, Bonnie L.; Cook, Sandra; Tankou, Stephanie; Stuart, Fiona; Melo, Kirsy; Nejad, Parham; Smith, Kathleen; Topçuolu, Begüm D.; Holden, James; Kivisäkk, Pia; Chitnis, Tanuja; De Jager, Philip L.; Quintana, Francisco J.; Gerber, Georg K.; Bry, Lynn; Weiner, Howard L. (Nature Publishing Group, 2016)
      The gut microbiome plays an important role in immune function and has been implicated in several autoimmune disorders. Here we use 16S rRNA sequencing to investigate the gut microbiome in subjects with multiple sclerosis ...
    • Assessment of Definitions of Sustained Disease Progression in Relapsing-Remitting Multiple Sclerosis 

      Healy, Brian Curran; Engler, David; Glanz, Bonnie; Musallam, Alexander; Chitnis, Tanuja (Hindawi Publishing Corporation, 2013)
      Sustained progression on the expanded disability status scale (EDSS) is a common outcome measure of disease progression in clinical studies of MS. Unfortunately, this outcome may not accurately measure long-term and ...
    • Brain MRI lesions and atrophy are associated with employment status in patients with multiple sclerosis 

      Tauhid, Shahamat; Chu, Renxin; Sasane, Rahul; Glanz, Bonnie I.; Neema, Mohit; Miller, Jennifer R.; Kim, Gloria; Signorovitch, James E.; Healy, Brian C.; Chitnis, Tanuja; Weiner, Howard L.; Bakshi, Rohit (Springer Berlin Heidelberg, 2015)
      Multiple sclerosis (MS) commonly affects occupational function. We investigated the link between brain MRI and employment status. Patients with MS (n = 100) completed a Work Productivity and Activity Impairment (WPAI) ...
    • Complex relation of HLA-DRB1*1501, age at menarche, and age at multiple sclerosis onset 

      Bove, Riley; Chua, Alicia S.; Xia, Zongqi; Chibnik, Lori; De Jager, Philip L.; Chitnis, Tanuja (Wolters Kluwer, 2016)
      Objective: To examine the relationship between 2 markers of early multiple sclerosis (MS) onset, 1 genetic (HLA-DRB1*1501) and 1 experiential (early menarche), in 2 cohorts. Methods: We included 540 white women with MS or ...
    • Comprehensive evaluation of serum microRNAs as biomarkers in multiple sclerosis 

      Regev, Keren; Paul, Anu; Healy, Brian; von Glenn, Felipe; Diaz-Cruz, Camilo; Gholipour, Taha; Mazzola, Maria Antonietta; Raheja, Radhika; Nejad, Parham; Glanz, Bonnie I.; Kivisakk, Pia; Chitnis, Tanuja; Weiner, Howard L.; Gandhi, Roopali (Lippincott Williams & Wilkins, 2016)
      Objective: To identify circulating microRNAs (miRNAs) linked to disease stage and disability in multiple sclerosis (MS). Methods: Sera from 296 participants including patients with MS, other neurologic diseases (Alzheimer ...
    • The Effect of Fingolimod on Conversion of Acute Gadolinium-Enhancing Lesions to Chronic T1 Hypointensities in Multiple Sclerosis 

      Oommen Vinit, V; Tauhid, Shahamat; Healy Brian, C; Chua Alicia, S; Malik, MT; Diaz-Cruz, Camilo; Dupuy Sheena, L; Weiner Howard, L; Chitnis, Tanuja; Bakshi, Rohit (Wiley-Blackwell, 2015)
      BACKGROUND: Brain lesions converting to chronic T1 hypointensities (“chronic black holes” [CBH]), indicate severe tissue destruction (axonal loss and irreversible demyelination) in multiple sclerosis (MS). Two mechanisms ...
    • Evaluation of an Online Platform for Multiple Sclerosis Research: Patient Description, Validation of Severity Scale, and Exploration of BMI Effects on Disease Course 

      Musallam, Alexander; Vaughan, Timothy; Wicks, Paul; Bove, Riley Marie; Secor, Elizabeth; Healy, Brian Curran; Glanz, Bonnie; Greeke, Emily Elizabeth; Weiner, Howard Lee; Chitnis, Tanuja; De Jager, Philip Lawrence (Public Library of Science, 2013)
      Objectives: To assess the potential of an online platform, PatientsLikeMe.com (PLM), for research in multiple sclerosis (MS). An investigation of the role of body mass index (BMI) on MS disease course was conducted to ...
    • An expanded composite scale of MRI-defined disease severity in multiple sclerosis: MRDSS2 

      Bakshi, Rohit; Neema, Mohit; Tauhid, Shahamat; Healy, Brian C.; Glanz, Bonnie I.; Kim, Gloria; Miller, Jennifer; Berkowitz, Julia L.; Bove, Riley; Houtchens, Maria K.; Severson, Christopher; Stankiewicz, James M.; Stazzone, Lynn; Chitnis, Tanuja; Guttmann, Charles R.G.; Weiner, Howard L.; Ceccarelli, Antonia (Lippincott Williams & Wilkins, 2014)
      The objective of this study was to test a new version of the Magnetic Resonance Disease Severity Scale (MRDSS2), incorporating cerebral gray matter (GM) and spinal cord involvement from 3 T MRI, in modeling the relationship ...
    • Handling changes in MRI acquisition parameters in modeling whole brain lesion volume and atrophy data in multiple sclerosis subjects: Comparison of linear mixed-effect models 

      Chua, Alicia S.; Egorova, Svetlana; Anderson, Mark C.; Polgar-Turcsanyi, Mariann; Chitnis, Tanuja; Weiner, Howard L.; Guttmann, Charles R.G.; Bakshi, Rohit; Healy, Brian C. (Elsevier, 2015)
      Magnetic resonance imaging (MRI) of the brain provides important outcome measures in the longitudinal evaluation of disease activity and progression in MS subjects. Two common measures derived from brain MRI scans are the ...
    • Identification of a novel mechanism of action of fingolimod (FTY720) on human effector T cell function through TCF-1 upregulation 

      Mazzola, Maria Antonietta; Raheja, Radhika; Murugaiyan, Gopal; Rajabi, Hasan; Kumar, Deepak; Pertel, Thomas; Regev, Keren; Griffin, Russell; Aly, Lilian; Kivisakk, Pia; Nejad, Parham; Patel, Bonny; Gwanyalla, Nguendab; Hei, Hillary; Glanz, Bonnie; Chitnis, Tanuja; Weiner, Howard L.; Gandhi, Roopali (BioMed Central, 2015)
      Background: Fingolimod (FTY720), the first oral treatment for multiple sclerosis (MS), blocks immune cell trafficking and prevents disease relapses by downregulation of sphingosine-1-phosphate receptor. We determined the ...
    • Immunology of neuromyelitis optica during pregnancy 

      Davoudi, Vahid; Keyhanian, Kiandokht; Bove, Riley M.; Chitnis, Tanuja (Lippincott Williams & Wilkins, 2016)
      Anti–aquaporin-4 (AQP4) autoantibody plays a key role in the pathogenesis of neuromyelitis optica (NMO). Studies have shown increased relapse rates in patients with NMO during pregnancy and postpartum. High estrogen levels ...
    • The Impact of Lesion In-Painting and Registration Methods on Voxel-Based Morphometry in Detecting Regional Cerebral Gray Matter Atrophy in Multiple Sclerosis 

      Ceccarelli, A.; Jackson, J. S.; Tauhid, S.; Arora, A; Gorky, J.; Dell, E.; Bakshi, A.; Chitnis, Tanuja; Khoury, Samia Joseph; Weiner, Howard Lee; Guttmann, Charles R.G.; Bakshi, Rohit; Neema, Mohit (American Society of Neuroradiology (ASNR), 2012)
      Background and Purpose: VBM has been widely used to study GM atrophy in MS. MS lesions lead to segmentation and registration errors that may affect the reliability of VBM results. Improved segmentation and registration ...
    • Modeling Disease Severity in Multiple Sclerosis Using Electronic Health Records 

      Xia, Zongqi; Secor, Elizabeth; Chibnik, Lori B.; Bove, Riley M.; Cheng, Suchun; Chitnis, Tanuja; Cagan, Andrew; Gainer, Vivian S.; Chen, Pei J.; Liao, Katherine P.; Shaw, Stanley Y.; Ananthakrishnan, Ashwin N.; Szolovits, Peter; Weiner, Howard L.; Karlson, Elizabeth W.; Murphy, Shawn N.; Savova, Guergana K.; Cai, Tianxi; Churchill, Susanne E.; Plenge, Robert M.; Kohane, Isaac S.; De Jager, Philip L. (Public Library of Science, 2013)
      Objective: To optimally leverage the scalability and unique features of the electronic health records (EHR) for research that would ultimately improve patient care, we need to accurately identify patients and extract ...
    • No sex-specific difference in disease trajectory in multiple sclerosis patients before and after age 50 

      Bove, Riley; Musallam, Alexander; Healy, Brian C; Houtchens, Maria; Glanz, Bonnie I; Khoury, Samia; Guttmann, Charles R; De Jager, Philip L; Chitnis, Tanuja (BioMed Central, 2013)
      Background: The disease course in multiple sclerosis (MS) is influenced by many factors, including age, sex, and sex hormones. Little is known about sex-specific changes in disease course around age 50, which may represent ...
    • Quantitative MRI study of Pineal Gland in MS. 

      Egorova, Svetlana; Denes, Palma; Polgar-Turcsanyi, Mariann; Anderson, Mark Allen; Cavallari, Michele; Guttmann, Charles R.G.; Glanz, Bonnie; Chitnis, Tanuja; Bove, Riley; Buckle, Guy; De Jager, Philip Lawrence; Severson, Cristopher; Stankiewicz, James; Houtchens, Maria K.; Quintana, Francisco Javier; Gandhi, Roopali; Webb, Pia; Meier, Dominik; Healy, Brian Curran; Weiner, Howard Lee (2016)