Richard A. Lewis

ORCID: 0000-0001-5475-3890
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About
Contact & Profiles
Research Areas
  • Hereditary Neurological Disorders
  • Microbial Natural Products and Biosynthesis
  • RNA modifications and cancer
  • Mycobacterium research and diagnosis
  • Biochemical and Molecular Research
  • Peripheral Neuropathies and Disorders
  • Lung Cancer Diagnosis and Treatment
  • Tracheal and airway disorders
  • RNA and protein synthesis mechanisms
  • Retinal Development and Disorders
  • Bacterial Genetics and Biotechnology
  • Genomics and Phylogenetic Studies
  • Myasthenia Gravis and Thymoma
  • Lung Cancer Treatments and Mutations
  • Airway Management and Intubation Techniques
  • Interstitial Lung Diseases and Idiopathic Pulmonary Fibrosis
  • Medical and Biological Sciences
  • Amyotrophic Lateral Sclerosis Research
  • Neurogenetic and Muscular Disorders Research
  • Retinal Diseases and Treatments
  • Genetic and Kidney Cyst Diseases
  • Genomics and Rare Diseases
  • Ubiquitin and proteasome pathways
  • Neurological diseases and metabolism
  • RNA Research and Splicing

Cedars-Sinai Medical Center
2024-2025

University of Worcester
2005-2022

University of California System
2022

South Bend Museum of Art
2020-2021

Baylor College of Medicine
1983-2020

Texas Children's Hospital
1991-2020

Demuris (United Kingdom)
2018-2019

Newcastle University
2018

University of Sussex
2013

Imperial College London
2013

<b>Objective: </b> To determine the validity and reliability of Charcot-Marie-Tooth disease (CMT) neuropathy score (CMTNS) in patients with inherited neuropathy. <b>Background: Natural history studies potential treatment trials for various forms CMT are limited by lack quantitative methodologies to monitor progression. Most cases can be considered length-dependent axonal neuropathies because disability even demyelinating correlates degeneration. The total (TNS) is a validated composite...

10.1212/01.wnl.0000156517.00615.a3 article EN Neurology 2005-04-12

| Diagnosis of mediastinal/hilar lymph nodes and peribronchial masses || Conventional transbronchial fine needle aspiration (TBNA) B √ Endobronchial ultrasound-guided (EBUS-TBNA) D Therapeutic procedures for malignant disease Malignant airway obstruction 1. debulking tumours 2. electrocautery or diathermy

10.1136/thoraxjnl-2011-200713 article EN Thorax 2011-10-10

Calcium-dependent antibiotics (CDA) are cyclic lipopeptides assembled by nonribosomal peptide synthetase (NRPS) enzymes. Active site modification of the 3-methyl glutamate activating adenylation (A) domain CDA NRPS enables incorporation synthetic glutamine into CDA. This provides first example how A-domains can be engineered to introduce "non-natural" amino acids peptides. Detailed facts importance specialist readers published as "Supporting Information". Such documents peer-reviewed, but...

10.1002/anie.201202043 article EN Angewandte Chemie International Edition 2012-06-18

Bronchoscopic cryobiopsy is a new method of bronchoscopic tissue sampling in interstitial lung disease. In case transbronchial biopsies, the resultant samples are high quality, and parenchyma seen adequate for histological diagnosis most cases. Bleeding after biopsy important procedure- associated complication may be life threatening. This study addresses risk bleeding cryobiopsy. this prospective, randomized, controlled multicentre 359 patients with disease requiring diagnostic were...

10.1186/s12931-019-1091-1 article EN cc-by Respiratory Research 2019-07-05

Chronic inflammatory demyelinating polyradiculoneuropathy (CIDP) is difficult to distinguish from mimicking disorders, with misdiagnosis resulting in IVIG overutilization. We evaluate a clinical-electrophysiological model facilitate CIDP versus mimic neuropathy prediction. Using the European Academy of Neurology/Peripheral Nerve Society (EAN/PNS) 2021 guidelines we derived 26 clinical and 144 nerve conduction variables. The was generated validated utilizing total (n = 129) mimics 309);...

10.1111/jns.12682 article EN Journal of the Peripheral Nervous System 2025-01-12

This new guideline covers the rapidly advancing field of interventional bronchoscopy using flexible bronchoscopy. It includes use more complex diagnostic procedures such as endobronchial ultrasound, interventions for relief central airway obstruction due to malignancy and recent development therapies chronic obstructive pulmonary disease asthma. The aims help all those who undertake understand about this important area. also inform respiratory physicians other specialists dealing with lung...

10.1136/thoraxjnl-2011-201052 article EN Thorax 2011-10-14
Loren D.M. Peña Yong‐Hui Jiang Kelly Schoch Rebecca C. Spillmann Sophie Nicole and 95 more Nicholas Stong Sarah R. Horn Jennifer A. Sullivan Allyn McConkie‐Rosell Sujay Kansagra Edward C. Smith Mays El-Dairi Jane S. Bellet Martha Ann Keels Joan Jasien Peter G. Kranz Richard J. Noel Shashi Nagaraj Robert K. Lark Daniel S. Wechsler Daniela del Gaudio Marco L. Leung Laura G. Hendon Collette C. Parker Kelly L. Jones David B. Goldstein Vandana Shashi Mercedes E. Alejandro Carlos A. Bacino Ashok Balasubramanyam Bret L. Bostwick Lindsay C. Burrage Shan Chen Gary Clark William J. Craigen Shweta U. Dhar Lisa Emrick Brett H. Graham Neil A. Hanchard Mahim Jain Seema R. Lalani Brendan Lee Richard A. Lewis Mahshid S. Azamian Paolo Moretti Sarah K. Nicholas Jordan S. Orange Jennifer E. Posey Lorraine Potocki Jill A. Rosenfeld Susan L. Samson Daryl A. Scott Alyssa A. Tran Tiphanie P. Vogel Jing Zhang Hugo J. Bellen Michael F. Wangler Shinya Yamamoto Christine M. Eng Donna M. Muzny Patricia A. Ward Yaping Yang David B. Goldstein Nicholas Stong Yong‐hui Jiang Allyn McConkie‐Rosell Loren D.M. Peña Kelly Schoch Vandana Shashi Rebecca C. Spillmann Jennifer A. Sullivan Sophie Nicole Alan H. Beggs Lauren C. Briere Cynthia M. Cooper Laurel A. Donnell‐Fink Elizabeth L. Krieg Joel B. Krier Sharyn A. Lincoln Joseph Loscalzo Richard L. Maas Calum A. MacRae J. Carl Pallais Lance H. Rodan Edwin K. Silverman Joan M. Stoler David A. Sweetser Chris A. Walsh Cecilia Esteves Ingrid A. Holm Isaac S. Kohane Paul Mazur Alexa T. McCray Matthew Might Rachel Ramoni Kimberly Splinter David Bick Camille L. Birch Braden Boone Donna M. Brown

10.1038/gim.2017.128 article EN publisher-specific-oa Genetics in Medicine 2017-09-14

Purified BlaI, the putative repressor of β‐lactamase operon in Staphylococcus aureus , binds specifically to two regions dyad symmetry (operators) located blaZ–blaR1 intergenic region. BlaI with similar affinity and related sequence upstream mec gene found methicillin‐resistant strains S. providing physical evidence for cross‐talk previously observed between these systems. A change from a lysine N‐terminus an alanine or deletion C‐terminal 23 amino acids severely reduces its DNA‐binding...

10.1046/j.1365-2958.1997.4051770.x article EN Molecular Microbiology 1997-06-01

RbpA is a small non–DNA-binding transcription factor that associates with RNA polymerase holoenzyme and stimulates in actinobacteria, including Streptomyces coelicolor Mycobacterium tuberculosis. seems to show specificity for the vegetative form of as opposed alternative forms enzyme. Here, we explain basis this by showing binds directly principal σ subunit these organisms, but not more diverged factors. Nuclear magnetic resonance spectroscopy revealed that, although differing their...

10.1093/nar/gkt277 article EN cc-by-nc Nucleic Acids Research 2013-04-19
Sacha Ferdinandusse Kirsty McWalter Heleen te Brinke Lodewijk IJlst Petra M. Mooijer and 95 more Jos P.N. Ruiter A. E. M. van Lint Mia L. Pras‐Raves Eric Wever Francisca Millan María J. Guillen Sacoto Amber Begtrup Mark A. Tarnopolsky Lauren Brady Roger L. Ladda Susan L. Sell C. Nowak Jessica Douglas Cuixia Tian Elizabeth Ulm Seth J. Perlman Arlene V. Drack Karen Chong Nicole Martin Jennifer Brault Elly Brokamp Camilo Toro William A. Gahl Ellen F. Macnamara Lynne A. Wolfe Mercedes E. Alejandro Mahshid S. Azamian Carlos A. Bacino Ashok Balasubramanyam Lindsay C. Burrage Hsiao‐Tuan Chao Gary Clark William J. Craigen Hongzheng Dai Shweta U. Dhar Lisa Emrick Alica M. Goldman Neil A. Hanchard Fariha Jamal Lefkothea Karaviti Seema R. Lalani Brendan Lee Richard A. Lewis Ronit Marom Paolo Moretti David R. Murdock Sarah K. Nicholas James P. Orengo Jennifer E. Posey Lorraine Potocki Jill A. Rosenfeld Susan L. Samson Daryl A. Scott Alyssa A. Tran Tiphanie P. Vogel Michael F. Wangler Shinya Yamamoto Christine M. Eng Pengfei Liu Patricia A. Ward Edward M. Behrens Matthew A. Deardorff Marni J. Falk Kelly Hassey Kathleen Sullivan Adeline Vanderver David B. Goldstein Heidi Cope Allyn McConkie‐Rosell Kelly Schoch Vandana Shashi Edward C. Smith Rebecca C. Spillmann Jennifer A. Sullivan Queenie K.‐G. Tan Sophie Nicole Pankaj B. Agrawal Alan H. Beggs Gerard T. Berry Lauren C. Briere Laurel A. Cobban Matthew Coggins Cynthia M. Cooper Elizabeth L. Fieg Frances A. High Ingrid A. Holm Susan Korrick Joel B. Krier Sharyn A. Lincoln Joseph Loscalzo Richard L. Maas Calum A. MacRae J. Carl Pallais Stephen C. Pak Lance H. Rodan

<h3>Purpose</h3> In this study we investigate the disease etiology in 12 patients with de novo variants <i>FAR1</i> all resulting an amino acid change at position 480 (p.Arg480Cys/His/Leu). <h3>Methods</h3> Following next-generation sequencing and clinical phenotyping, functional characterization was performed patients' fibroblasts using FAR1 enzyme analysis, immunoblotting/immunofluorescence, lipidomics. <h3>Results</h3> All had spastic paraparesis bilateral congenital/juvenile cataracts,...

10.1038/s41436-020-01027-3 article EN cc-by-nc-nd Genetics in Medicine 2020-11-26
Sabrina Paganoni Christina N. Fournier Eric A. Macklin Lori B. Chibnik Melanie Quintana and 95 more Benjamin R. Saville Michelle A. Detry Matteo Vestrucci Joe Marion Anna McGlothlin Senda Ajroud‐Driss Marianne Chase Lindsay Pothier Brittney Harkey Hong Yu Alexander Sherman Jeremy M. Shefner Meghan Hall Gale Kittle James Berry Suma Babu Jinsy Andrews Derek D’Agostino Eric Tustison Elisa Giacomelli Erica Scirocco Gustavo Alameda Eduardo Locatelli Doreen Ho Adam Quick Jonathan Katz Daragh Heitzman Stanley H. Appel Sheetal Shroff Kevin J. Felice Nicholas J. Maragakis Zachary Simmons Timothy M. Miller Nicholas Olney Michael D. Weiss Stephen A. Goutman Joseph Americo Fernandes Omar Jawdat Margaret Owegi Laura A. Foster Tuan Vu Hristelina Ilieva Daniel S. Newman Ximena Arcila-Londono Carlayne E. Jackson Shafeeq Ladha Terry Heiman‐Patterson James B. Caress Andrea Swenson Amanda Peltier Richard A. Lewis Dominic Fee Matthew Elliott Richard Bedlack Edward J. Kasarskis Lauren Elman Jeffrey Rosenfeld David Walk Courtney McIlduff Paul Twydell Eufrosina Young Kristin Johnson Kourosh Rezania Namita Goyal Jeffrey A. Cohen Michael Benatar Vovanti Jones Jonathan D. Glass Jaimin Shah Said R. Beydoun James Wymer Lindsay Zilliox Shakti Nayar Gary L. Pattee Jennifer M. Martinez‐Thompson Brittany Harvey Shital Patel Paul Mahoney Petra W. Duda Merit Cudkowicz Ivor S. Douglas Po-Ying Lai Rachel Donahue H.L. Chen Jianing Wang Nithya Mathai Gabriela Lopes Alexandra McCaffrey Jennifer Scalia Sarah Luppino Clotilde Lagier‐Tourenne Ghazaleh Sadri‐Vakili Stephen J. Kolb Sarah Heintzman Robert Sufit

Importance The etiology of amyotrophic lateral sclerosis (ALS), a fatal neurodegenerative disease, is unknown. However, neuroinflammation and complement activation may play role in disease progression. Objective To determine the effects zilucoplan, an inhibitor C5, individuals with ALS. Design, Setting, Participants Zilucoplan was tested as regimen A HEALEY ALS Platform Trial, phase 2 to 3 multicenter, randomized, double-blind, placebo-controlled perpetual platform clinical trial sharing...

10.1001/jamanetworkopen.2024.59058 article EN cc-by-nc-nd JAMA Network Open 2025-02-17

Hintergrund: Die Sicherheit von Efgartigimod PH20 s. c. bei generalisierter Myasthenia gravis (gMG) und chronisch-entzündlicher demyelinisierender Polyneuropathie (CIDP) wurde untersucht.

10.1055/s-0044-1801465 article DE Nervenheilkunde 2025-03-01

ABSTRACT Background and Aims Leucine Zipper 4 (LUZP4)‐immunoglobulin G (IgG) is a novel antibody implicated in germ cell tumor‐related paraneoplastic neurologic syndrome. We report case of painful, progressive tetraparesis associated with testicular seminoma LUZP4‐IgG seropositivity. Case Report A 51‐year‐old male presented 5‐week history lower limb predominant weakness. Nerve conduction studies (NCS) electromyography (EMG) revealed subacute axonal polyradiculoneuropathy. MRI lumbar spine...

10.1111/jns.70013 article EN Journal of the Peripheral Nervous System 2025-03-01

The proteins encoded by chromosomal homologues of the parA and parB genes many bacterial plasmids have been implicated in chromosome partitioning. Unlike their plasmid counterparts, mutant phenotypes produced deleting these so far elusive or weakly expressed, except during sporulation. Here properties Pseudomonas putida strains with mutations are described. These mutants do not give rise to elevated levels anucleate bacteria when grown rich medium under standard conditions. However,...

10.1099/00221287-148-2-537 article EN Microbiology 2002-02-01
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