Oliverio Welsh

Summary

Publications

  1. doi request reprint Onychomycosis
    Oliverio Welsh
    Department of Dermatology, Dr Jose Eleuterio Gonzalez University Hospital, Avenida Francisco I Madero y Avenida Gonzalitos s n, Colonia Mitras Centro, Monterrey, Nuevo Leon 64460, Mexico
    Clin Dermatol 28:151-9. 2010
  2. doi request reprint Actinomycetoma of the scalp after a car accident
    Oliverio Welsh
    Department of Dermatology, Hospital Universitario Dr Jose E Gonzalez, Universidad Autonoma de Nuevo Leon, Monterrey, Mexico
    Int J Dermatol 50:854-7. 2011
  3. ncbi request reprint Dermatophytoses in monterrey, méxico
    Oliverio Welsh
    Servicio de Dermatologia, Hospital Universitario José E González, Monterrey, NL, Mexico
    Mycoses 49:119-23. 2006
  4. doi request reprint Actinomycetoma and advances in its treatment
    Oliverio Welsh
    Department of Dermatology, Dr Jose E Gonzalez University Hospital, Universidad Autonoma de Nuevo Leon, Ave Madero y Ave Gonzalitos s n, Colonia Mitras Centro, Monterrey, Nuevo Leon, Mexico
    Clin Dermatol 30:372-81. 2012
  5. doi request reprint Coccidioidomycosis
    Oliverio Welsh
    Department of Dermatology, Dr Jose E Gonzalez University Hospital, Universidad Autonoma de Nuevo Leon, Ave Madero y Ave Gonzalitos s n, Colonia Mitras Centro, Monterrey, Nuevo Leon, 64460, Mexico
    Clin Dermatol 30:573-91. 2012
  6. ncbi request reprint Mycetoma
    Oliverio Welsh
    Dermatology Department, University Hospital, UANL, Monterrey, NL 64460, Mexico
    Clin Dermatol 25:195-202. 2007
  7. pmc Therapeutic effect of a novel oxazolidinone, DA-7867, in BALB/c mice infected with Nocardia brasiliensis
    Lucio Vera-Cabrera
    Servicio de Dermatologia, Hospital Universitario José E González, Monterrey, Nuevo Leon, Mexico
    PLoS Negl Trop Dis 2:e289. 2008
  8. ncbi request reprint Efficacy of DA-7218, a new oxazolidinone prodrug, in the treatment of experimental actinomycetoma produced by Nocardia brasiliensis
    Nelly Alejandra Espinoza-González
    Servicio de Dermatologia, Hospital Universitario Dr Jose E Gonzalez, Ave Madero y Gonzalitos S N Col Mitras Centro Monterrey, N L Mexico
    Molecules 13:31-40. 2008
  9. pmc In vivo therapeutic effect of gatifloxacin on BALB/c mice infected with Nocardia brasiliensis
    Alejandra Daw-Garza
    Servicio de Dermatologia, Hospital Universitario José E González, Monterrey, NL, Mexico
    Antimicrob Agents Chemother 52:1549-50. 2008
  10. pmc In vitro activities of DA-7157 and DA-7218 against Mycobacterium tuberculosis and Nocardia brasiliensis
    Lucio Vera-Cabrera
    Servicio de Dermatologia, Hospital Universitario José E González, Monterrey, N L, Mexico
    Antimicrob Agents Chemother 50:3170-2. 2006

Collaborators

  • Lucio Vera-Cabrera
  • Jorge Ocampo-Candiani
  • Jorge Castro-Garza
  • Roberto Arenas
  • Brian Berman
  • Alexandro Bonifaz
  • David Gomez-Almaguer
  • Nalin Rastogi
  • ROGER GONZALEZ
  • Mario C Salinas-Carmona
  • Richard J Wallace
  • Michael J Pucci
  • Luis J Mendez-Tovar
  • Salvador Said-Fernandez
  • Myrna Alejandra Cardoza-Torres
  • Osvaldo Tomás Vázquez-Martínez
  • Janeth A Almaguer-Chávez
  • Carmen A Molina-Torres
  • Brenda Edith Chacon-Moreno
  • Adrian Rendon
  • Norma Cavazos-Rocha
  • Noemi Waksman de Torres
  • Bárbara Castro-Matteotti
  • Nelly Alejandra Espinoza-González
  • Rubén López-Martínez
  • Alejandra Daw-Garza
  • Minerva Gomez
  • Gerardo Lozano-Garza
  • Alejandra Gomez-Flores
  • Carmen Liy-Wong
  • Oscar Gonzalez-Llano
  • Minerva Gómez-Flores
  • Leobardo Velásquez-Arenas
  • Dolores Baños-González
  • Gerardo Padilla-Rivas
  • Hector G Lozano-Garza
  • Rocio Ortiz-Lopez
  • Herminia G Martinez-Rodriguez
  • Viktor J Romero-Diaz
  • Kristin Kremer
  • Kym Blackwood
  • Elisa Moreno-Torres
  • Maria de la Luz Salazar-Cavazos
  • Hector Gerardo Garza-Lozano
  • Francisca Hernández-Hernández
  • Mercado Elsa Vásquez-del
  • Hector Gerardo Lozano-Garza
  • Norma Cavazos Rocha
  • Sung Hak Choi
  • Patricia Manzano-Gayosso
  • Horacio Decanini Arcaute
  • Maira E Herz Ruelas
  • Roman Erick Tavarez-Alejandro

Detail Information

Publications34

  1. doi request reprint Onychomycosis
    Oliverio Welsh
    Department of Dermatology, Dr Jose Eleuterio Gonzalez University Hospital, Avenida Francisco I Madero y Avenida Gonzalitos s n, Colonia Mitras Centro, Monterrey, Nuevo Leon 64460, Mexico
    Clin Dermatol 28:151-9. 2010
    ..Therapeutic outcome with ciclopirox and amorolfine lacquers alone and combined with systemic therapy are also reviewed, as well as the new nail enhancers and physical and chemical removal of the diseased nails...
  2. doi request reprint Actinomycetoma of the scalp after a car accident
    Oliverio Welsh
    Department of Dermatology, Hospital Universitario Dr Jose E Gonzalez, Universidad Autonoma de Nuevo Leon, Monterrey, Mexico
    Int J Dermatol 50:854-7. 2011
    ..Actinomycetoma is the most frequent type of mycetoma in Mexico. Localization on the scalp is very rare. Because of this topography and potential spread to the brain, the present case became a diagnostic and therapeutic challenge...
  3. ncbi request reprint Dermatophytoses in monterrey, méxico
    Oliverio Welsh
    Servicio de Dermatologia, Hospital Universitario José E González, Monterrey, NL, Mexico
    Mycoses 49:119-23. 2006
    ..Most of the cases were observed in the warmest months of the year (from March to September), and were equally distributed in both genders, except for tinea cruris which was more prevalent in men (3.5 : 1 ratio)...
  4. doi request reprint Actinomycetoma and advances in its treatment
    Oliverio Welsh
    Department of Dermatology, Dr Jose E Gonzalez University Hospital, Universidad Autonoma de Nuevo Leon, Ave Madero y Ave Gonzalitos s n, Colonia Mitras Centro, Monterrey, Nuevo Leon, Mexico
    Clin Dermatol 30:372-81. 2012
    ..Oxazolidinone antibiotics, such as linezolid and other similar compounds (DA-7218 and DA-7157), have been studied in experimental infections in animal models as well as in vitro and ex vivo, with encouraging results...
  5. doi request reprint Coccidioidomycosis
    Oliverio Welsh
    Department of Dermatology, Dr Jose E Gonzalez University Hospital, Universidad Autonoma de Nuevo Leon, Ave Madero y Ave Gonzalitos s n, Colonia Mitras Centro, Monterrey, Nuevo Leon, 64460, Mexico
    Clin Dermatol 30:573-91. 2012
    ..Amphotericin B in its different forms, itraconazole, and fluconazole, are the most frequently used treatments. Posaconazole and voriconazole are prescribed in some unresponsive cases...
  6. ncbi request reprint Mycetoma
    Oliverio Welsh
    Dermatology Department, University Hospital, UANL, Monterrey, NL 64460, Mexico
    Clin Dermatol 25:195-202. 2007
    ..Antimicrobials and surgery are used in the management of mycetoma. The actinomycetomas generally respond well to antimicrobials. For eumycetomas, surgery may be required. New therapeutic options for drug-resistant cases are discussed...
  7. pmc Therapeutic effect of a novel oxazolidinone, DA-7867, in BALB/c mice infected with Nocardia brasiliensis
    Lucio Vera-Cabrera
    Servicio de Dermatologia, Hospital Universitario José E González, Monterrey, Nuevo Leon, Mexico
    PLoS Negl Trop Dis 2:e289. 2008
    ..In the present work, we evaluated the in vivo effect of DA-7867, an experimental oxazolidinone, on the development of experimental mycetomas by N. brasiliensis in BALB/c mice...
  8. ncbi request reprint Efficacy of DA-7218, a new oxazolidinone prodrug, in the treatment of experimental actinomycetoma produced by Nocardia brasiliensis
    Nelly Alejandra Espinoza-González
    Servicio de Dermatologia, Hospital Universitario Dr Jose E Gonzalez, Ave Madero y Gonzalitos S N Col Mitras Centro Monterrey, N L Mexico
    Molecules 13:31-40. 2008
    ..001), proving that DA-7218 is effective for the treatment of experimental murine actinomycetoma. This compound could be a potential option for patients affected with mycetoma by Nocardia brasiliensis...
  9. pmc In vivo therapeutic effect of gatifloxacin on BALB/c mice infected with Nocardia brasiliensis
    Alejandra Daw-Garza
    Servicio de Dermatologia, Hospital Universitario José E González, Monterrey, NL, Mexico
    Antimicrob Agents Chemother 52:1549-50. 2008
    ..Gatifloxacin was injected subcutaneously at 100 mg/kg body weight every 8 h for 4 weeks. This compound was equally as efficient as linezolid in reducing the production of lesions...
  10. pmc In vitro activities of DA-7157 and DA-7218 against Mycobacterium tuberculosis and Nocardia brasiliensis
    Lucio Vera-Cabrera
    Servicio de Dermatologia, Hospital Universitario José E González, Monterrey, N L, Mexico
    Antimicrob Agents Chemother 50:3170-2. 2006
    ..tuberculosis. The N. brasiliensis isolates showed an MIC(90) of 1 microg/ml and an MIC(50) of 1 microg/ml. The DA-7157 prodrug, DA-7218, exhibited similar MICs for M. tuberculosis but fivefold-higher MICs for N. brasiliensis...
  11. pmc Mycobacterium tuberculosis spoligotypes in Monterrey, Mexico
    Carmen A Molina-Torres
    Servicio de Dermatologia, Hospital Universitario José E González, Madero y Gonzalitos, Col Mitras Centro, Monterrey, N L CP 64460 Mexico
    J Clin Microbiol 48:448-55. 2010
    ..In contrast, SIT53 was more prevalent in older females. This analysis demonstrates the variability of M. tuberculosis isolates in Monterrey and the partial dominance of SIT53 and SIT119 in that area of Mexico...
  12. pmc In vitro activities of the novel oxazolidinones DA-7867 and DA-7157 against rapidly and slowly growing mycobacteria
    Lucio Vera-Cabrera
    Servicio de Dermatologia, Hospital Universitario José E González, Madero y Gonzalitos, Col Mitras Centro, Monterrey, NL, Mexico
    Antimicrob Agents Chemother 50:4027-9. 2006
    ..For M. kansasii and M. marinum isolates, the MIC90s of both DA-7867 and DA-7157 were less than 0.5 microg/ml. These results demonstrate the potential of these compounds to treat NTM infections...
  13. doi request reprint Activity of novel oxazolidinones against Nocardia brasiliensis growing within THP-1 macrophages
    Lucio Vera-Cabrera
    Servicio de Dermatologia, Hospital Universitario José E González, Monterrey, N L, Mexico
    J Antimicrob Chemother 64:1013-7. 2009
    ..In previous studies, we found that experimental oxazolidinones, DA-7157 and DA-7218, are active both in vitro and in vivo...
  14. pmc In vitro activity of ACH-702, a new isothiazoloquinolone, against Nocardia brasiliensis compared with econazole and the carbapenems imipenem and meropenem alone or in combination with clavulanic acid
    Lucio Vera-Cabrera
    Servicio de Dermatologia, Hospital Universitario, Madero y Gonzalitos, Colonia Mitras Centro, Monterrey, NL, Mexico
    Antimicrob Agents Chemother 54:2191-3. 2010
    ..The MIC(50) and MIC(90) values of imipenem and meropenem were 64 and >64 microg/ml and 2 and 8 microg/ml, respectively; the addition of clavulanic acid to the carbapenems had no effect...
  15. pmc Efficacy of ciprofloxacin and moxifloxacin against Nocardia brasiliensis in vitro and in an experimental model of actinomycetoma in BALB/c mice
    Brenda Edith Chacon-Moreno
    Servicio de Dermatologia, Hospital Universitario José E González, Monterrey, NL, Mexico
    Antimicrob Agents Chemother 53:295-7. 2009
    ..brasiliensis. A statistically significant difference was observed only with moxifloxacin. A moxifloxacin-trimethoprim-sulfamethoxazole combination was as active as when each compound was used alone...
  16. pmc Decrease of virulence for BALB/c mice produced by continuous subculturing of Nocardia brasiliensis
    Janeth A Almaguer-Chávez
    Servicio de Dermatologia, Hospital Universitario José E, González, Monterrey, N, L, 64460 México
    BMC Infect Dis 11:290. 2011
    ..Subculturing has been extensively used to attenuate human pathogens. In this work we studied the effect of continuous subculturing of Nocardia brasiliensis HUJEG-1 on virulence in a murine model...
  17. doi request reprint Immune response to Nocardia brasiliensis extracellular antigens in patients with mycetoma
    Bárbara Castro-Matteotti
    Servicio de Dermatologia, Hospital Universitario José E González, UANL, Madero y Gonzalitos, Col Mitras Centro, Monterrey, N L, CP 64710, Mexico
    Mycopathologia 165:127-34. 2008
    ..These results suggest that some culture-filtrate antigens are recognized by patients with active actinomycetoma and do not cross-react with M. tuberculosis antigens, being therefore potential candidates to develop a diagnostic test...
  18. doi request reprint Host defenses in subcutaneous mycoses
    Lucio Vera-Cabrera
    Department of Dermatology, Dr Jose E Gonzalez University Hospital, Universidad Autonoma de Nuevo Leon, Ave Madero y Ave Gonzalitos s n, Colonia Mitras Centro, Monterrey, Nuevo Leon, Mexico
    Clin Dermatol 30:382-8. 2012
    ..The complete genetic characterization of the causative agents, along with that of their host, will help in the understanding of the factors on which the development of these infections depends...
  19. pmc In vitro activities of new quinolones and oxazolidinones against Actinomadura madurae
    Lucio Vera-Cabrera
    Laboratorio Interdisciplinario de Investigación Dermatológica, Servicio de Dermatologia, Hospital Universitario, Nuevo Leon, Mexico
    Antimicrob Agents Chemother 48:1037-9. 2004
    ..madurae strains had a high level of sensitivity to all the antimicrobials tested. The most active drug was DA-7867, with a MIC at which 90% of the strains are inhibited (MIC(90)) of 0.125 micro g/ml and a MIC(50) of 0.06 micro g/ml...
  20. pmc In vitro susceptibility of Mycobacterium tuberculosis clinical isolates to garenoxacin and DA-7867
    Lucio Vera-Cabrera
    Servicio de Dermatologia, Hospital Universitario, José E González, Madero y Gonzalitos, Col Mitras Centro, Monterrey, NL, Mexico
    Antimicrob Agents Chemother 49:4351-3. 2005
    ..DA-7867 was the most active drug with an MIC(90) of 0.125 microg/ml, compared to the MIC(90)s of 4 microg/ml of garenoxacin and 2 microg/ml of linezolid...
  21. ncbi request reprint Systemic increased immune response to Nocardia brasiliensis co-exists with local immunosuppressive microenvironment
    Mario Cesar Salinas-Carmona
    Department of Immunology, School of Medicine, Universidad Autonoma de Nuevo Leon, Monterrey, Mexico
    Antonie Van Leeuwenhoek 102:473-80. 2012
    ..This information will be helpful in understanding pathogenesis and to design new drugs for treatment of actinomycetoma...
  22. ncbi request reprint In vitro antimicrobial susceptibility of Propionibacterium acnes isolated from acne patients in northern Mexico
    ROGER GONZALEZ
    Dermatology Department, University Hospital Dr José Eleuterio González, Monterrey, Mexico
    Int J Dermatol 49:1003-7. 2010
    ..Antimicrobials are essential in acne therapy. In the last decades, Propionibacterium acnes has become resistant to different antibiotics...
  23. ncbi request reprint Cutaneous tuberculosis confirmed by PCR in three patients with biopsy and culture negative for mycobacterium tuberculosis
    Oliverio Welsh
    Servicio de Dermatologia, Hospital Universitario José E González, Monterrey, NL, Mexico
    Int J Dermatol 46:734-5. 2007
  24. doi request reprint Tinea incognito
    Roberto Arenas
    Mycology Section, Department of Dermatology, Dr Manuel Gea Gonzalez General Hospital, Calzada de Tlalpan 4800, 14080 Mexico, DF, Mexico
    Clin Dermatol 28:137-9. 2010
    ..Tinea incognito usually resembles neurodermatitis, atopic dermatitis, rosacea, seborrheic dermatitis, lupus erythematosus, or contact dermatitis, and the diagnosis is frequently missed or delayed...
  25. pmc In vitro activities of new antimicrobials against Nocardia brasiliensis
    Lucio Vera-Cabrera
    Laboratorio Interdisciplinario de Investigación Dermatológica, Servicio de Dermatologia, Hospital Universitario, Monterrey, Nuevo Leon, Mexico
    Antimicrob Agents Chemother 48:602-4. 2004
    ..The most active drug in vitro was DA-7867, with a MIC at which 90% of the isolates tested were inhibited of 0.03 micro g/ml and a MIC at which 50% of the isolates tested were inhibited of 0.06 micro g/ml...
  26. doi request reprint Skin manifestations associated with chemotherapy in children with hematologic malignancies
    Myrna Alejandra Cardoza-Torres
    Department of Dermatology, Hospital Universitario Dr Jose E Gonzalez, Universidad Autonoma de Nuevo Leon, Monterrey, Mexico
    Pediatr Dermatol 29:264-9. 2012
    ..All of the children in our study had skin lesions on assessment. We did not find an association between skin manifestations and nutritional status...
  27. ncbi request reprint Genetic characterization of Mycobacterium tuberculosis clinical isolates with deletions in the plcA-plcB-plcC locus
    Lucio Vera-Cabrera
    Servicio de Dermatologia, Hospital Universitario José E González, Madero y Gonzalitos, Col Mitras Centro, Monterrey, N L, Mexico
    Tuberculosis (Edinb) 87:21-9. 2007
    ..The basis for Mycobacterium tuberculosis virulence is not completely understood. Analysis of the genomic structure of clinical isolates will give information that can be related to biological activities involved in virulence...
  28. ncbi request reprint Treatment of vitiligo with a melanocyte-keratinocyte cell suspension versus dermabrasion only: a pilot study with a 12-month follow up
    Osvaldo Tomás Vázquez-Martínez
    Dermatology Service, Dr Jose E Gonzalez University Hospital and Medical School, Autonomous University of Nuevo Leon, Monterrey, Nuevo Leon, Mexico
    J Drugs Dermatol 10:1032-6. 2011
    ..Dermabrasion is a surgical procedure that has been used for repigmentation; however, autologous transplantation of uncultured melanocytes in a suspension combined with the use of adjunct treatment provides better results...
  29. doi request reprint Classification of subcutaneous and systemic mycoses
    Roberto Arenas
    Mycology Section, Department of Dermatology, Dr Manuel Gea Gonzalez General Hospital, Calzada de Tlalpan 4800, Colonia Seccion XVI, Mexico, DF, Mexico
    Clin Dermatol 30:369-71. 2012
    ..This contribution provides the clinician with a classification of subcutaneous, systemic, and opportunistic fungal infections...
  30. ncbi request reprint Clinical improvement of pityriasis rubra pilaris with efalizumab in a pediatric patient
    Minerva Gomez
    Department of Dermatology, University Hospital U A N L Dr Jose Eleuterio González, Monterrey, Nuevo Leon, Mexico
    J Drugs Dermatol 6:337-9. 2007
    ..He was treated with efalizumab 1 mg/kg weekly and a successful outcome was obtained with a 50% improvement after the first dose. The patient remains in remission after 9 months of treatment...
  31. doi request reprint Therapeutic evaluation of UVB-targeted phototherapy in vitiligo that affects less than 10% of the body surface area
    Oliverio Welsh
    Department of Dermatology, University Hospital UANL Dr José Eleuterio González, Monterrey, Nuevo Leon, Mexico
    Int J Dermatol 48:529-34. 2009
    ..After a literature search, we found only two studies using different targeted broad-band UVB units for the treatment of vitiligo...
  32. ncbi request reprint Treatment of infantile hemangiomas with short-term application of imiquimod 5% cream
    Oliverio Welsh
    Department of Dermatology at the University Hospital UANL Madero y Gonzalitos, Col Mitras Centro Monterrey, Monterrey, NL
    J Am Acad Dermatol 51:639-42. 2004
    ..Imiquimod may be an effective alternative for the treatment of superficial hemangiomas...
  33. pmc In vitro and in vivo activities of antimicrobials against Nocardia brasiliensis
    Alejandra Gomez-Flores
    Servicio de Dermatologia, Hospital Universitario José E González, Centro de Investigacion Biomedica Del Noreste, IMSS, Monterrey, N L, Mexico
    Antimicrob Agents Chemother 48:832-7. 2004
    ..Linezolid showed the highest activity in vivo, followed by the combination amoxicillin-clavulanic acid and amikacin...
  34. ncbi request reprint [Current status of medical mycology in Mexico]
    Rubén López-Martínez
    Gac Med Mex 144:121-36. 2008