Richard J Wallace

Summary

Affiliation: University of Texas Health Center
Country: USA

Publications

  1. ncbi request reprint Clinical experience in 52 patients with tigecycline-containing regimens for salvage treatment of Mycobacterium abscessus and Mycobacterium chelonae infections
    Richard J Wallace
    The Mycobacteria Nocardia Research Laboratory, Department of Microbiology, The University of Texas Health Science Center at Tyler, 11937 U S Hwy 271, Tyler, TX 75708, USA Department of Medicine, The University of Texas Health Science Center at Tyler, 11937 U S Hwy 271, Tyler, TX 75708, USA
    J Antimicrob Chemother 69:1945-53. 2014
  2. pmc Absence of Mycobacterium intracellulare and presence of Mycobacterium chimaera in household water and biofilm samples of patients in the United States with Mycobacterium avium complex respiratory disease
    Richard J Wallace
    Mycobacteria Nocardia Research Laboratory, The University of Texas Health Science Center at Tyler, Tyler, Texas, USA
    J Clin Microbiol 51:1747-52. 2013
  3. pmc Clinical and laboratory features of Mycobacterium porcinum
    Richard J Wallace
    The Mycobacterial Nocardia Research Laboratory, Department of Microbiology, The University of Texas Health Center, 11937 U S Highway 271, Tyler, TX 75708, USA
    J Clin Microbiol 42:5689-97. 2004
  4. pmc Presence of a single genotype of the newly described species Mycobacterium immunogenum in industrial metalworking fluids associated with hypersensitivity pneumonitis
    Richard J Wallace Jr
    Department of Microbiology, The University of Texas Health Center, Tyler, Texas 75708, USA
    Appl Environ Microbiol 68:5580-4. 2002
  5. pmc Comparison of the in vitro activity of the glycylcycline tigecycline (formerly GAR-936) with those of tetracycline, minocycline, and doxycycline against isolates of nontuberculous mycobacteria
    Richard J Wallace
    Department of Microbiology, University of Texas Health Center, Tyler 75708, USA
    Antimicrob Agents Chemother 46:3164-7. 2002
  6. pmc Polyphasic characterization reveals that the human pathogen Mycobacterium peregrinum type II belongs to the bovine pathogen species Mycobacterium senegalense
    Richard J Wallace
    The University of Texas Health Center, Department of Microbiology, 11937 US Highway 271, Tyler, TX 75708, USA
    J Clin Microbiol 43:5925-35. 2005
  7. ncbi request reprint Repeat positive cultures in Mycobacterium intracellulare lung disease after macrolide therapy represent new infections in patients with nodular bronchiectasis
    Richard J Wallace Jr
    Department of Microbiology, University of Texas Health Center at Tyler, Tyler, TX 75708, USA
    J Infect Dis 186:266-73. 2002
  8. pmc Clinical and laboratory features of Mycobacterium mageritense
    Richard J Wallace
    Department of Microbiology, University of Texas Health Center, Tyler 75708, USA
    J Clin Microbiol 40:2930-5. 2002
  9. pmc Five-year outbreak of community- and hospital-acquired Mycobacterium porcinum infections related to public water supplies
    Barbara A Brown-Elliott
    The University of Texas Health Science Center at Tyler, Department of Microbiology, 11937 US Hwy 271, Tyler, TX 75708, USA
    J Clin Microbiol 49:4231-8. 2011
  10. ncbi request reprint Clinical and molecular analysis of macrolide resistance in Mycobacterium avium complex lung disease
    David E Griffith
    The University of Texas Health Center, Department of Medicine, 11937 U S Hwy 271, Tyler, TX 75708, USA
    Am J Respir Crit Care Med 174:928-34. 2006

Collaborators

Detail Information

Publications31

  1. ncbi request reprint Clinical experience in 52 patients with tigecycline-containing regimens for salvage treatment of Mycobacterium abscessus and Mycobacterium chelonae infections
    Richard J Wallace
    The Mycobacteria Nocardia Research Laboratory, Department of Microbiology, The University of Texas Health Science Center at Tyler, 11937 U S Hwy 271, Tyler, TX 75708, USA Department of Medicine, The University of Texas Health Science Center at Tyler, 11937 U S Hwy 271, Tyler, TX 75708, USA
    J Antimicrob Chemother 69:1945-53. 2014
    ..We report the largest clinical experience using tigecycline-containing regimens for salvage treatment of patients with Mycobacterium abscessus and Mycobacterium chelonae...
  2. pmc Absence of Mycobacterium intracellulare and presence of Mycobacterium chimaera in household water and biofilm samples of patients in the United States with Mycobacterium avium complex respiratory disease
    Richard J Wallace
    Mycobacteria Nocardia Research Laboratory, The University of Texas Health Science Center at Tyler, Tyler, Texas, USA
    J Clin Microbiol 51:1747-52. 2013
    ..intracellulare and M. chimaera). This is the first report of M. chimaera recovery from household water. The study underscores the importance of taxonomy and distinguishing the many species and subspecies of the MAC...
  3. pmc Clinical and laboratory features of Mycobacterium porcinum
    Richard J Wallace
    The Mycobacterial Nocardia Research Laboratory, Department of Microbiology, The University of Texas Health Center, 11937 U S Highway 271, Tyler, TX 75708, USA
    J Clin Microbiol 42:5689-97. 2004
    ..porcinum and confirmed that they belong to the same species. Identification of M. porcinum presently requires hsp65 gene PRA or 16S rRNA or hsp65 gene sequencing...
  4. pmc Presence of a single genotype of the newly described species Mycobacterium immunogenum in industrial metalworking fluids associated with hypersensitivity pneumonitis
    Richard J Wallace Jr
    Department of Microbiology, The University of Texas Health Center, Tyler, Texas 75708, USA
    Appl Environ Microbiol 68:5580-4. 2002
    ..This suggests that this genotype possesses unusual features that may relate to its virulence and its potential etiologic role in HP and/or to its resistance to biocides frequently used in MWF...
  5. pmc Comparison of the in vitro activity of the glycylcycline tigecycline (formerly GAR-936) with those of tetracycline, minocycline, and doxycycline against isolates of nontuberculous mycobacteria
    Richard J Wallace
    Department of Microbiology, University of Texas Health Center, Tyler 75708, USA
    Antimicrob Agents Chemother 46:3164-7. 2002
    ..This new antimicrobial offers exciting therapeutic potential for the RGM, especially for isolates of the M. chelonae-M. abscessus group, against which the activities of the currently available drugs are limited...
  6. pmc Polyphasic characterization reveals that the human pathogen Mycobacterium peregrinum type II belongs to the bovine pathogen species Mycobacterium senegalense
    Richard J Wallace
    The University of Texas Health Center, Department of Microbiology, 11937 US Highway 271, Tyler, TX 75708, USA
    J Clin Microbiol 43:5925-35. 2005
    ..senegalense. This study is the first to demonstrate this species as a human pathogen. Representative human M. senegalense strains include ATCC 35755 and newly submitted strains ATCC BAA-849, ATCC BAA-850, and ATCC BAA-851...
  7. ncbi request reprint Repeat positive cultures in Mycobacterium intracellulare lung disease after macrolide therapy represent new infections in patients with nodular bronchiectasis
    Richard J Wallace Jr
    Department of Microbiology, University of Texas Health Center at Tyler, Tyler, TX 75708, USA
    J Infect Dis 186:266-73. 2002
    ..No late isolates were macrolide resistant. Thus, relapses of MAC lung disease with these macrolide regimens are unusual, and most infections after completing therapy resulted from new strains in patients with nodular bronchiectasis...
  8. pmc Clinical and laboratory features of Mycobacterium mageritense
    Richard J Wallace
    Department of Microbiology, University of Texas Health Center, Tyler 75708, USA
    J Clin Microbiol 40:2930-5. 2002
    ..mageritense are likely to go undetected unless selected carbohydrate utilization or molecular identification methods are used...
  9. pmc Five-year outbreak of community- and hospital-acquired Mycobacterium porcinum infections related to public water supplies
    Barbara A Brown-Elliott
    The University of Texas Health Science Center at Tyler, Department of Microbiology, 11937 US Hwy 271, Tyler, TX 75708, USA
    J Clin Microbiol 49:4231-8. 2011
    ..This study expands concern about public health issues regarding nontuberculous mycobacteria. Multilocus gene sequencing helped define clonal populations...
  10. ncbi request reprint Clinical and molecular analysis of macrolide resistance in Mycobacterium avium complex lung disease
    David E Griffith
    The University of Texas Health Center, Department of Medicine, 11937 U S Hwy 271, Tyler, TX 75708, USA
    Am J Respir Crit Care Med 174:928-34. 2006
    ..The clinical features and outcome of macrolide-resistant Mycobacterium avium complex (MAC) lung disease are not known...
  11. pmc Mycobacterial interspersed repetitive-unit-variable-number tandem-repeat (MIRU-VNTR) genotyping of mycobacterium intracellulare for strain comparison with establishment of a PCR-based database
    Elena Iakhiaeva
    Mycobacteria Nocardia Laboratory, The University of Texas Health Science Center at Tyler, Tyler, Texas, USA
    J Clin Microbiol 51:409-16. 2013
    ..Starting with a collection of 167 M. intracellulare isolates, VNTR distinguished M. intracellulare into 42 clonal groups. Comparison of isolates from different geographic areas, habitats, and clinical settings is now possible...
  12. pmc Pulsed-field gel electrophoresis study of Mycobacterium abscessus isolates previously affected by DNA degradation
    Yansheng Zhang
    Department of Microbiology, University of Texas Health Center, 11937 U S Hwy 271, Tyler, TX 75708, USA
    J Clin Microbiol 42:5582-7. 2004
    ..abscessus. This demonstrates that the inability to type M. abscessus by PFGE is associated with a single clone of organisms...
  13. pmc Clinical and laboratory features of the Nocardia spp. based on current molecular taxonomy
    Barbara A Brown-Elliott
    Department of Microbiology, The University of Texas Health Center, 11937 U S Highway 271, Tyler, 75708, USA
    Clin Microbiol Rev 19:259-82. 2006
    ..This review characterizes the currently known pathogenic species of Nocardia, including clinical disease, drug susceptibility, and methods of identification...
  14. pmc Comparison of in vitro activities of gatifloxacin and ciprofloxacin against four taxa of rapidly growing mycobacteria
    Barbara A Brown-Elliott
    Department of Microbiology, University of Texas Health Center, Tyler 75708, USA
    Antimicrob Agents Chemother 46:3283-5. 2002
    ..Gatifloxacin was generally fourfold more active than ciprofloxacin. We recommend that both gatifloxacin and ciprofloxacin be tested routinely against rapidly growing mycobacteria...
  15. doi request reprint Antimicrobial susceptibility of nontuberculous mycobacteria from eye infections
    Barbara A Brown-Elliott
    Department of Microbiology, Mycobacteria Nocardia Research Laboratory, The University of Texas Health Science Center, Tyler, TX 75708, USA
    Cornea 31:900-6. 2012
    ..To characterize formerly designated atypical or nontuberculous mycobacteria (NTM) associated with eye infections...
  16. ncbi request reprint Ethambutol ocular toxicity in treatment regimens for Mycobacterium avium complex lung disease
    David E Griffith
    Professor of Medicine, University of Texas Health Center, 11937 U S Highway 271, Tyler, TX 75708, USA
    Am J Respir Crit Care Med 172:250-3. 2005
    ..All patients with EMB ocular disease returned to baseline ocular status after discontinuation of EMB. Intermittent EBM administration was associated with less ocular toxicity than daily EMB administration in this patient population...
  17. ncbi request reprint Diagnosis of nontuberculous mycobacterial infections
    Barbara A Brown-Elliott
    Department of Microbiology, University of Texas Health Center, 11937 US Hwy 271, Tyler, TX 75708, USA
    Clin Lab Med 22:911-25, vi. 2002
    ..This article discusses how laboratory results are applied by clinicians, and some of the difficulties and controversies regarding the diagnosis of NTM disease after the laboratory work is complete...
  18. pmc Molecular analysis of Mycobacterium kansasii isolates from the United States
    Yansheng Zhang
    Department of Microbiology, The University of Texas Health Center, Tyler, Texas 75708, USA
    J Clin Microbiol 42:119-25. 2004
    ..The fact that a single clone of M. kansasii is responsible for most cases of human disease suggests that specific virulence factors may be associated with this specific genotype...
  19. pmc Clinical and taxonomic status of pathogenic nonpigmented or late-pigmenting rapidly growing mycobacteria
    Barbara A Brown-Elliott
    University of Texas Health Center, Department of Microbiology, Tyler, Texas 75708, USA
    Clin Microbiol Rev 15:716-46. 2002
    ....
  20. pmc In vitro activity of linezolid against slowly growing nontuberculous Mycobacteria
    Barbara A Brown-Elliott
    Department of Microbiology, The University of Texas Health Center, Tyler, Texas, USA
    Antimicrob Agents Chemother 47:1736-8. 2003
    ..Linezolid has excellent therapeutic potential against most species of NTM...
  21. ncbi request reprint Insertion site and distribution of a genomic island conferring DNA phosphorothioation in the Mycobacterium abscessus complex
    Susan T Howard
    Department of Microbiology, The University of Texas Health Science Center at Tyler, 11937 U S Highway 271, Tyler, TX, USA
    Microbiology 159:2323-32. 2013
    ..abscessus sensu stricto, and tandem repeat typing indicated these isolates were highly related, confirming previous PFGE studies and revealing a widespread family of strains with significance in human disease. ..
  22. pmc Nocardia neocaldoniensis as a cause of skin and soft tissue infection
    Travea McGhie
    Department of Medicine, Division of Infectious Disease, Texas A and M School of Medicine, Temple, Texas, USA
    J Clin Microbiol 50:3139-40. 2012
    ..We present the first case of human skin and soft tissue infection caused by this species in a patient with rheumatoid arthritis receiving prednisone and methotrexate therapy...
  23. ncbi request reprint Mycobacterium simae outbreak associated with a hospital water supply
    Nicholas G Conger
    Department of Infectious Disease, Wilford Hall Medical Center, Lackland AFB, Texas, USA
    Infect Control Hosp Epidemiol 25:1050-5. 2004
    ..Our institution saw an increase in M. simiae isolates in 2001. An investigation into possible contaminated water sources was undertaken...
  24. pmc Sulfonamide resistance in isolates of Nocardia spp. from a US multicenter survey
    Barbara A Brown-Elliott
    University of Texas Health Science Center at Tyler, Tyler, Texas, USA
    J Clin Microbiol 50:670-2. 2012
    ....
  25. pmc Mycobacterium neoaurum and Mycobacterium bacteremicum sp. nov. as causes of mycobacteremia
    Barbara A Brown-Elliott
    The University of Texas Health Science Center at Tyler, Department of Microbiology, 11937 U S Hwy 271, Tyler, TX 75708, USA
    J Clin Microbiol 48:4377-85. 2010
    ..Sequencing studies are currently required to identify these two species. Strain ATCC 25791 (originally submitted as an example of Mycobacterium aurum) is proposed to be the type strain of M. bacteremicum...
  26. ncbi request reprint Thrice-weekly clarithromycin-containing regimen for treatment of Mycobacterium kansasii lung disease: results of a preliminary study
    David E Griffith
    Department of Specialty Care, University of Texas Health Center, Tyler, TX 75708, USA
    Clin Infect Dis 37:1178-82. 2003
    ..0 months. Clarithromycin- and rifampin-containing regimens offer the possibility of effective short-course and intermittent treatment of M. kansasii lung disease...
  27. pmc In vitro activity of amikacin against isolates of Mycobacterium avium complex with proposed MIC breakpoints and finding of a 16S rRNA gene mutation in treated isolates
    Barbara A Brown-Elliott
    Mycobacteria Nocardia Research Laboratory and the Department of Microbiology, UT Health Northeast formerly The University of Texas Health Science Center at Tyler Tyler, Texas, USA
    J Clin Microbiol 51:3389-94. 2013
    ..If considered and approved by the CLSI, this will be only the second drug recommended for primary susceptibility testing against the MAC and should facilitate its use for both intravenous and inhaled drug therapies. ..
  28. pmc Antimicrobial susceptibility testing, drug resistance mechanisms, and therapy of infections with nontuberculous mycobacteria
    Barbara A Brown-Elliott
    Department of Microbiology, The University of Texas Health Science Center at Tyler, USA
    Clin Microbiol Rev 25:545-82. 2012
    ..This article reviews the laboratory, diagnostic, and treatment guidelines together with established and probable drug resistance mechanisms of the nontuberculous mycobacteria...
  29. ncbi request reprint Diagnosing nontuberculous mycobacterial lung disease. A process in evolution
    David E Griffith
    Clinical Tuberculosis Services, University of Texas Health Center, Tyler, Texas, USA
    Infect Dis Clin North Am 16:235-49. 2002
    ..Perhaps the 1990 ATS statement was correct. The problem is not diagnosing patients with NTM lung disease, the problem is deciding what to do with them after they are diagnosed...
  30. ncbi request reprint Newly described or emerging human species of nontuberculous mycobacteria
    Barbara A Brown-Elliott
    Mycobacteria Nocardia Laboratory, Department of Microbiology, University of Texas Health Center, Tyler, Texas, USA
    Infect Dis Clin North Am 16:187-220. 2002
    ..The clinician must learn about these new pathogens to recognize them clinically and assist the laboratory in their recovery...
  31. pmc Mycobacterium mageritense Pulmonary Disease in Patient with Compromised Immune System
    R Gordon Huth
    University of Texas Southwestern Residency Programs, Austin, Texas, USA R G Huth and University of Texas Health Science Center, Tyler, Texas, USA B A Brown Elliott, R J Wallace, Jr
    Emerg Infect Dis 17:556-8. 2011
    ..mageritense from the sputum of a woman with noncaseating granulomas by transbronchial biopsy who improved without therapy (5). We describe a case of M. mageritense pneumonia in an immunocompromised patient...