Zobrazeno 1 - 10
of 376
pro vyhledávání: '"Ponnada A, Narayana"'
Autor:
Benjamin C. Musall, Refaat E. Gabr, Yanyu Yang, Arash Kamali, John A. Lincoln, Michael A. Jacobs, Vi Ly, Xi Luo, Jerry S. Wolinsky, Ponnada A. Narayana, Khader M. Hasan
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-10 (2024)
Abstract In addition to focal lesions, diffusely abnormal white matter (DAWM) is seen on brain MRI of multiple sclerosis (MS) patients and may represent early or distinct disease processes. The role of MRI-observed DAWM is understudied due to a lack
Externí odkaz:
https://doaj.org/article/3e128226b2504bf594fffba5f66cd26e
Autor:
Jason Uwaeze, Ponnada A. Narayana, Arash Kamali, Vladimir Braverman, Michael A. Jacobs, Alireza Akhbardeh
Publikováno v:
Diagnostics, Vol 14, Iss 6, p 632 (2024)
Background: Identifying active lesions in magnetic resonance imaging (MRI) is crucial for the diagnosis and treatment planning of multiple sclerosis (MS). Active lesions on MRI are identified following the administration of Gadolinium-based contrast
Externí odkaz:
https://doaj.org/article/ded521a7bac1498a9c50b90736904862
Autor:
Johnson P. Hampson, Nuria Lacuey, MR Sandhya Rani, Jaison S. Hampson, Kristina A. Simeone, Timothy A. Simeone, Ponnada A. Narayana, Louis Lemieux, Samden D. Lhatoo
Publikováno v:
Frontiers in Neurology, Vol 13 (2022)
ObjectivesSudden unexpected death in epilepsy (SUDEP) is a catastrophic epilepsy outcome for which there are no reliable premortem imaging biomarkers of risk. Percival respiratory depression is seen in monitored SUDEP and near SUDEP cases, and abnorm
Externí odkaz:
https://doaj.org/article/b4195e05f1de46ac9c557e0078de938c
Autor:
Lovepreet K. Mann, Jong H. Won, Jeannine Garnett, Rajan P. Patel, Ponnada A. Narayana, Ranu Jain, Stephen A. Fletcher, Ramesha Papanna
Publikováno v:
Journal of Neurosurgery. :1-11
OBJECTIVE Despite in utero spina bifida (SB) repair, more than two-thirds of patients with SB are unable to ambulate independently, and 1 in 4 children need surgery for tethered cord by school age. The objective of this study was to test the cryopres
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::032a856c645ee51a02f140403294993e
https://doi.org/10.3171/2023.2.jns222928
https://doi.org/10.3171/2023.2.jns222928
Autor:
Abdallah S.R. Mohamed, Houda Bahig, Michalis Aristophanous, Pierre Blanchard, Mona Kamal, Yao Ding, Carlos E. Cardenas, Kristy K. Brock, Stephen Y. Lai, Katherine A. Hutcheson, Jack Phan, Jihong Wang, Geoffrey Ibbott, Refaat E. Gabr, Ponnada A. Narayana, Adam S. Garden, David I. Rosenthal, G. Brandon Gunn, Clifton D. Fuller
Publikováno v:
Clinical and Translational Radiation Oncology, Vol 11, Iss , Pp 11-18 (2018)
Purpose: We aim to determine the feasibility and dosimetric benefits of a novel MRI-guided IMRT dose-adaption strategy for human papillomavirus positive (HPV+) oropharyngeal squamous cell carcinoma (OPC). Materials/methods: Patients with locally adva
Externí odkaz:
https://doaj.org/article/b9f195d680c6411a8828c8cdace45a0d
Autor:
Muhammad E. Haque, Refaat E. Gabr, Sarah D. George, Seth B. Boren, Farhaan S. Vahidy, Xu Zhang, Octavio D. Arevalo, Susan Alderman, Ponnada A. Narayana, Khader M. Hasan, Elliott R. Friedman, Clark W. Sitton, Sean I. Savitz
Publikováno v:
Frontiers in Neurology, Vol 10 (2019)
Purpose: Cell-based therapy offers new opportunities for the development of novel treatments to promote tissue repair, functional restoration, and cerebral metabolic balance. N-acetylasperate (NAA), Choline (Cho), and Creatine (Cr) are three major me
Externí odkaz:
https://doaj.org/article/91e3303fde694def82540a49e65a030e
Autor:
Jonika Tannous, Benson Mwangi, Khader M Hasan, Ponnada A Narayana, Joel L Steinberg, Consuelo Walss-Bass, F Gerard Moeller, Joy M Schmitz, Scott D Lane
Publikováno v:
PLoS ONE, Vol 14, Iss 1, p e0199729 (2019)
Chronic cocaine and alcohol use impart significant stress on biological and cognitive systems, resulting in changes consistent with an allostatic load model of neurocognitive impairment. The present study measured potential markers of allostatic load
Externí odkaz:
https://doaj.org/article/8a4c7124c6e041158ea82a585cb3b9a7
Autor:
Kristy O. Murray, Melissa S. Nolan, Shannon E. Ronca, Sushmita Datta, Koushik Govindarajan, Ponnada A. Narayana, Lucrecia Salazar, Steven P. Woods, Rodrigo Hasbun
Publikováno v:
Frontiers in Neurology, Vol 9 (2018)
To understand the long-term neurological outcomes resultant of West Nile virus (WNV) infection, participants from a previously established, prospective WNV cohort were invited to take part in a comprehensive neurologic and neurocognitive examination.
Externí odkaz:
https://doaj.org/article/64f22ce13cc44623951b13fc1e3978e5
Autor:
Ponnada A. Narayana, Xintian Yu, Khader M. Hasan, Elisabeth A. Wilde, Harvey S. Levin, Jill V. Hunter, Emmy R. Miller, Vipul Kumar S. Patel, Claudia S. Robertson, James J. McCarthy
Publikováno v:
NeuroImage: Clinical, Vol 7, Iss C, Pp 87-97 (2015)
Multi-modal magnetic resonance imaging (MRI) that included high resolution structural imaging, diffusion tensor imaging (DTI), magnetization transfer ratio (MTR) imaging, and magnetic resonance spectroscopic imaging (MRSI) were performed in mild trau
Externí odkaz:
https://doaj.org/article/657072fad4b8451c8c3200d3a80a79fd
Autor:
Liangsuo Ma, Joel L. Steinberg, Kathryn A. Cunningham, Scott D. Lane, James M. Bjork, Harshini Neelakantan, Amanda E. Price, Ponnada A. Narayana, Thomas R. Kosten, Antoine Bechara, F. Gerard Moeller
Publikováno v:
NeuroImage: Clinical, Vol 7, Iss C, Pp 837-847 (2015)
Cocaine dependence is associated with increased impulsivity in humans. Both cocaine dependence and impulsive behavior are under the regulatory control of cortico-striatal networks. One behavioral laboratory measure of impulsivity is response inhibiti
Externí odkaz:
https://doaj.org/article/1e1adc5022114fb6ad90534c9694479c