Emily L. Johnson

ORCID: 0000-0001-6457-938X
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About
Contact & Profiles
Research Areas
  • Epilepsy research and treatment
  • Pharmacological Effects and Toxicity Studies
  • EEG and Brain-Computer Interfaces
  • Neuroscience and Neuropharmacology Research
  • Functional Brain Connectivity Studies
  • Neural dynamics and brain function
  • Pregnancy and Medication Impact
  • Diet and metabolism studies
  • Neonatal and fetal brain pathology
  • Photoreceptor and optogenetics research
  • Blind Source Separation Techniques
  • Traumatic Brain Injury and Neurovascular Disturbances
  • Advanced MRI Techniques and Applications
  • Palliative Care and End-of-Life Issues
  • Cardiac Arrest and Resuscitation
  • Neurological Complications and Syndromes
  • Acute Ischemic Stroke Management
  • Infectious Encephalopathies and Encephalitis
  • Pharmaceutical studies and practices
  • Metabolism and Genetic Disorders
  • Alzheimer's disease research and treatments
  • Intensive Care Unit Cognitive Disorders
  • Maternal Mental Health During Pregnancy and Postpartum
  • Neurosurgical Procedures and Complications
  • Ion channel regulation and function

Johns Hopkins University
2016-2025

Johns Hopkins Medicine
2016-2025

Montana State University
2025

National Heart Lung and Blood Institute
2024

Johns Hopkins Hospital
2005-2024

Newcastle University
2021-2024

Los Angeles Medical Center
2024

Johns Hopkins Bayview Medical Center
2017-2023

Mayo Clinic in Florida
2020-2023

University of Kentucky
2020-2023

The incidence of epilepsy is higher in older age than at any other period life. Stroke, dementia, and hypertension are associated with late-onset epilepsy; however, the role vascular lifestyle factors remains unclear.To identify midlife risk for epilepsy.The Atherosclerosis Risk Communities (ARIC) study a prospective cohort 15 792 participants followed up since 1987 to 1989 in-person visits, telephone calls, surveillance hospitalizations (10 974 invited without completing enrollment). ARIC...

10.1001/jamaneurol.2018.1935 article EN JAMA Neurology 2018-07-23

The Virtual Brain (TVB) is now available as open-source services on the cloud research platform EBRAINS (ebrains.eu). It offers software for constructing, simulating and analysing brain network models including TVB simulator; magnetic resonance imaging (MRI) processing pipelines to extract structural functional networks; combined simulation of large-scale networks with small-scale spiking automatic conversion user-specified model equations into fast code; simulation-ready patients healthy...

10.1016/j.neuroimage.2022.118973 article EN cc-by NeuroImage 2022-02-04

Seizures (SZs) and other SZ-like patterns of brain activity can harm the contribute to in-hospital death, particularly when prolonged. However, experts qualified interpret EEG data are scarce. Prior attempts automate this task have been limited by small or inadequately labeled samples not convincingly demonstrated generalizable expert-level performance. There exists a critical unmet need for an automated method classify SZs events with reliability. This study was conducted develop validate...

10.1212/wnl.0000000000207127 article EN Neurology 2023-03-06

<h3>Objective</h3> To compare the proportions of unintended pregnancies, prenatal vitamin or folic acid (PNVF) use, adequate care visits, and breastfeeding among women with epilepsy (WWE) to without (WWoE). <h3>Methods</h3> The Pregnancy Risk Assessment Monitoring System (PRAMS) is an annual survey randomly sampled postpartum administered by Centers for Disease Control Prevention. We used PRAMS data from 13 states 2009 2014 primary outcomes in WWE WWoE, as well our secondary contraception...

10.1212/wnl.0000000000006173 article EN Neurology 2018-08-10

<h3>Objective</h3> To determine the risk of dementia after development late-onset epilepsy. <h3>Methods</h3> We used data from Atherosclerosis Risk in Communities (ARIC) cohort study, which started 1987 to 1989 with 15,792 mostly Black and White men women 4 US communities. identified epilepsy (LOE; seizures starting at age 67 or later) linked Medicare claims data. a Cox proportional hazards regression model evaluate associations between LOE through 2017 as ascertained neuropsychological...

10.1212/wnl.0000000000011080 article EN Neurology 2020-10-24
Kimford J. Meador Morris J. Cohen David W. Loring Ryan May Carrie Brown and 95 more Chelsea P. Robalino Abigail G. Matthews Laura A. Kalayjian Elizabeth E. Gerard Evan Gedzelman Patricia Penovich Jennifer Cavitt Sean Hwang Maria Sam Alison Pack Jacqueline A. French Jeffrey Tsai Page B. Pennell Angela K. Birnbaum Maurice L. Druzin Richard H. Finnell Gregory L. Holmes Frederick T. McElrath Lorene M. Nelson Zachary N. Stowe Linda Van Marter Peter G. Wells Mark S. Yerby Eugene Moore Dominic Ippolito Julia Skinner Lisa Davis Nilay D. Shah Brenda Leung Mark Friedman Hayley Loblein Traci Sheer Suzanne Strickland Erin Latif Yong Park Delmaris Acosta-Cotte Patty Ray Kirsten Cleary Joyce Echo Annette Zygmunt Camilla Casadei M. Eileen Dolan Kim E Ono Donald J. Bearden Christine Ghilian Diane L. Teagarden Melanee Newman Paul C. McCabe Michael J. Paglia Cora Taylor Rosemarie Delucca Kristina Blessing Linda Van Marter Katrina Boyer Ellen Hanson Amy Young Paige Hickey J Strauss Hayley Madeiros Li Chen Stephanie Allien Yvonne Sheldon Taylor Weinau Gregory L. Barkley Marianna Spanaki‐Varelas Andrea Thomas Jules E. C. Constantinou Nazin Mahmood Vibhangini S. Wasade Shailaja Gaddam Andrew Zillgitt Taimur Anwar Carla Sandles Theresa Holmes Emily L. Johnson Gregory L. Krauss Shari M. Lawson Alison Pritchard Matthew Ryan Pam Coe Katie Reger Jenny Pohlman Alisha Olson William Schweizer Chris Morrison William S. MacAllister Tobi Clements Hima Bindu Tam Tam Yael Cukier Erica P. Meltzer Jacqueline Helcer Connie Lau William A. Grobman Joseph Coda Emily S. Miller

<h3>Importance</h3> The neurodevelopmental risks of fetal exposure are uncertain for many antiseizure medications (ASMs). <h3>Objective</h3> To compare children at 2 years age who were born to women with epilepsy (WWE) vs healthy and assess the association maximum ASM in third trimester subsequent cognitive abilities among WWE. <h3>Design, Setting, Participants</h3> Maternal Outcomes Neurodevelopmental Effects Antiepileptic Drugs (MONEAD) study is a prospective, observational, multicenter...

10.1001/jamaneurol.2021.1583 article EN JAMA Neurology 2021-06-07

The treatment of carbapenem-resistant Acinetobacter baumannii/calcoaceticus complex (CRAB) presents significant challenges.

10.1093/cid/ciae210 article EN Clinical Infectious Diseases 2024-04-17

Propylene glycol is a solvent commonly used in drug preparation. Although generally considered nontoxic, there are reports of toxic effects animals and humans. Noted have included seizures, sudden collapse, cardiac arrythmia asystole, hepatic damage, renal hemolysis, serum hyperosmolality with marked osmolar gap. We previously reported small premature infants receiving large dose propylene during IV nutrition. The major source for these was an multivitamin solution, MVI-12 (Armour...

10.1542/peds.79.4.622 article EN PEDIATRICS 1987-04-01

Treatment of medically intractable focal epilepsy (MIFE) by surgical resection the epileptogenic zone (EZ) is often effective provided EZ can be reliably identified. Even with use invasive recordings, clinical differentiation between and normal brain areas quite challenging, mainly in patients without MRI detectable lesions. Consequently, despite relatively large regions being removed, success rates barely reach 60-65%. Such variable unfavorable outcomes associated high morbidity are caused...

10.1162/netn_a_00043 article EN cc-by Network Neuroscience 2018-02-23

ObjectiveTo identify the association between brain vascular changes and cortical volumes on MRI late-onset epilepsy. MethodsIn 1993-1995, 1,920 participants (median age 62.7, 59.9% female) in community-based Atherosclerosis Risk Communities (ARIC) Study underwent MRI, white matter hyperintensities were measured.In addition, 2011-2013, 1,964 ARIC 72.4,61.1% measured.We identified cases of epilepsy (starting at 60 or later) from hospitalization records Medicare claims data.Using 1993-1995 we...

10.1212/wnl.0000000000007010 article EN Neurology 2019-01-26

<h3>Objective:</h3> To compare specific life stressors and domestic abuse that pregnant women with epilepsy (WWE) experience compared to without (WWoE). <h3>Methods:</h3> The Pregnancy Risk Assessment Monitoring System (PRAMS) is an annual weighted survey of randomly sampled postpartum administered by the Centers for Disease Control (CDC). We used data from PRAMS 2012-2020 in 13 states assess reported WWE WWoE. adjusted maternal age, race, ethnicity, marital status, education, socioeconomic...

10.1212/wnl.0000000000207274 article EN Neurology 2023-04-18

<h3>Background and Objectives</h3> The objective of this study was to determine the relationship between plasma β-amyloid (Aβ), specifically ratio 2 Aβ peptides (the Aβ<sub>42</sub>/Aβ<sub>40</sub> ratio, which correlates with increased accumulation in CNS), late-onset epilepsy (LOE). <h3>Methods</h3> We used Medicare fee-for-service claims codes from 1991 2018 identify cases LOE among 1,424 Black White men women enrolled Atherosclerosis Risk Communities (ARIC) cohort. calculated samples...

10.1212/wnl.0000000000207635 article EN Neurology 2023-08-04

Importance Although both head injury and epilepsy are associated with long-term dementia risk, posttraumatic (PTE) has only been evaluated in association short-term cognitive outcomes. Objective To investigate associations of PTE risk. Design, Setting, Participants The Atherosclerosis Risk Communities (ARIC) study initially enrolled participants from 1987 to 1989 this prospective cohort uses data through December 31, 2019, a median follow-up 25 years. Data were analyzed between March 14,...

10.1001/jamaneurol.2024.0010 article EN JAMA Neurology 2024-02-26

Abstract Operators often look to use drill pipe rotation increase hole cleaning effectiveness in horizontal and high-angle sections of wellbores. However, the effect on cuttings transport is dependent a range factors, from fluid rheology density, rate, diameter, diameter. To identify cause these parameters, several multiphase flow simulations were performed possible changes regimes that would affect efficiency. Computational Fluid Dynamics (CFD) software was utilized develop simulate single...

10.2118/223740-ms article EN SPE/IADC International Drilling Conference and Exhibition 2025-02-25
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