Hazel M. Dockrell

Publication List Details

Period

2005 - 2008

Number

27

Co-Authors

Persistence of the immune response induced by BCG vaccination (2008)

Weir, Rosemary E, Gorak-Stolinska, Patricia, Floyd, Sian, Lalor, Maeve K, Stenson, Sally, Branson, Keith, ...

Abstract Background Although BCG vaccination is recommended in most countries of the world, little is known of the persistence of BCG-induced immune responses. As novel TB vaccines may be given to...

Utility of interferon-γ ELISPOT assay responses in highly tuberculosis-exposed patients with advanced HIV infection in South Africa (2007)

Lawn, Stephen D, Bangani, Nonzwakazi, Vogt, Monica, Bekker, Linda-Gail, Badri, Motasim, Ntobongwana, Marjorie, ...

Abstract Background Interferon-gamma (IFN-γ) ELISPOT assays incorporating Mycobacterium tuberculosis -specific antigens are useful in the diagnosis of tuberculosis (TB) or latent infection. However,...

Exogenous Re-infection by Multiple Exposures to Mycobacterium tuberculosis Contributes to Subsequent Development of Active Tuberculosis (2005)

Hazel M. Dockrell

The majority of tuberculosis (TB) exists in the world’s poorest countries, where costly biosafety level three facilities for containment of infectious TB patients and diagnostic facilities are...

Presence of Human T-Cell Responses to the Mycobacterium leprae 45-Kilodalton Antigen Reflects Infection with or Exposure to M. leprae

Macfarlane, Anne, Mondragon-Gonzalez, Rafael, Vega-Lopez, Francisco, Wieles, Brigitte, De Pena, Josefina, Rodriguez, Obdulia, ...

The ability of the 45-kDa serine-rich Mycobacterium leprae antigen to stimulate peripheral blood mononuclear cell (PBMC) proliferation and gamma interferon (IFN-γ) production was measured in leprosy...

Characterization of Human Mycobacterium bovis Bacille Calmette-Guérin-Reactive CD8+ T Cells

Smith, Steven M., Malin, Adam S., Pauline T., Atkinson, Sara E., Content, Jean, ...

Gamma interferon (IFN-γ)-secreting CD4+ T cells have long been established as an essential component of the protective immune response against Mycobacterium tuberculosis. It is now becoming evident...

Human CD8+ T Cells Specific for Mycobacterium tuberculosis Secreted Antigens in Tuberculosis Patients and Healthy BCG-Vaccinated Controls in The Gambia

Smith, Steven M., Klein, Michèl R., Malin, Adam S., Sillah, Jackson, Huygen, Kris, Andersen, Peter, ...

Intracellular flow cytometry analysis of perforin production by CD8+ T cells showed levels were greatly reduced in tuberculosis (TB) patients compared to healthy controls. Reduced...

A Postgenomic Approach to Identification of Mycobacterium leprae-Specific Peptides as T-Cell Reagents

Dockrell, Hazel M., Brahmbhatt, Shweta, Robertson, Brian D., Britton, Sven, Fruth, Uli, Gebre, Negussie, ...

To identify Mycobacterium leprae-specific human T-cell epitopes, which could be used to distinguish exposure to M. leprae from exposure to Mycobacterium tuberculosis or to environmental mycobacteria...

Gamma Interferon Responses Induced by a Panel of Recombinant and Purified Mycobacterial Antigens in Healthy, Non-Mycobacterium bovis BCG-Vaccinated Malawian Young Adults

Black, Gillian F., Weir, Rosemary E., Chaguluka, Steven D., Warndorff, David, Crampin, Amelia C., Mwaungulu, Lorren, ...

We have previously shown that young adults living in a rural area of northern Malawi showed greater gamma interferon (IFN-γ) responses to purified protein derivatives (PPD) prepared from...

Killing of Blood-Stage Murine Malaria Parasites by Hydrogen Peroxide

Dockrell, Hazel M., Playfair, John H. L.

Both nonlethal Plasmodium yoelii and lethal Plasmodium berghei were killed in vitro by hydrogen peroxide at concentrations as low as 10−5 M. Higher concentrations were required in the presence of...

Mycobacterial Purified Protein Derivatives Stimulate Innate Immunity: Malawians Show Enhanced Tumor Necrosis Factor Alpha, Interleukin-1β (IL-1β), and IL-10 Responses Compared to Those of Adolescents in the United Kingdom

Weir, Rosemary E., Black, Gillian F., Dockrell, Hazel M., Floyd, Sian, Fine, Paul E. M., Chaguluka, Steven D., ...

To investigate the role of innate immunity in variable efficacy of Mycobacterium bovis BCG vaccination in Malawi and the United Kingdom, we examined 24-h tumor necrosis factor alpha, interleukin-1β...

The Frequency of Chlamydia trachomatis Major Outer Membrane Protein-Specific CD8+ T Lymphocytes in Active Trachoma Is Associated with Current Ocular Infection

Holland, Martin J., Faal, Nkoyo, Sarr, Isatou, Joof, Hassan, Laye, Mass, Cameron, Ewen, ...

Chlamydia-specific cytotoxic T lymphocytes are able to control model infections but may be implicated in disease pathogenesis. HLA-A2 peptide tetramers to Chlamydia trachomatis major outer membrane...

Presence of Human T-Cell Responses to the Mycobacterium leprae 45-Kilodalton Antigen Reflects Infection with or Exposure to M. leprae

Macfarlane, Anne, Mondragon-Gonzalez, Rafael, Vega-Lopez, Francisco, Wieles, Brigitte, De Pena, Josefina, Rodriguez, Obdulia, ...

The ability of the 45-kDa serine-rich Mycobacterium leprae antigen to stimulate peripheral blood mononuclear cell (PBMC) proliferation and gamma interferon (IFN-γ) production was measured in leprosy...

Characterization of Human Mycobacterium bovis Bacille Calmette-Guérin-Reactive CD8+ T Cells

Smith, Steven M., Malin, Adam S., Pauline T., Atkinson, Sara E., Content, Jean, ...

Gamma interferon (IFN-γ)-secreting CD4+ T cells have long been established as an essential component of the protective immune response against Mycobacterium tuberculosis. It is now becoming evident...

Human CD8+ T Cells Specific for Mycobacterium tuberculosis Secreted Antigens in Tuberculosis Patients and Healthy BCG-Vaccinated Controls in The Gambia

Smith, Steven M., Klein, Michèl R., Malin, Adam S., Sillah, Jackson, Huygen, Kris, Andersen, Peter, ...

Intracellular flow cytometry analysis of perforin production by CD8+ T cells showed levels were greatly reduced in tuberculosis (TB) patients compared to healthy controls. Reduced...

A Postgenomic Approach to Identification of Mycobacterium leprae-Specific Peptides as T-Cell Reagents

Dockrell, Hazel M., Brahmbhatt, Shweta, Robertson, Brian D., Britton, Sven, Fruth, Uli, Gebre, Negussie, ...

To identify Mycobacterium leprae-specific human T-cell epitopes, which could be used to distinguish exposure to M. leprae from exposure to Mycobacterium tuberculosis or to environmental mycobacteria...

Gamma Interferon Responses Induced by a Panel of Recombinant and Purified Mycobacterial Antigens in Healthy, Non-Mycobacterium bovis BCG-Vaccinated Malawian Young Adults

Black, Gillian F., Weir, Rosemary E., Chaguluka, Steven D., Warndorff, David, Crampin, Amelia C., Mwaungulu, Lorren, ...

We have previously shown that young adults living in a rural area of northern Malawi showed greater gamma interferon (IFN-γ) responses to purified protein derivatives (PPD) prepared from...

Killing of Blood-Stage Murine Malaria Parasites by Hydrogen Peroxide

Dockrell, Hazel M., Playfair, John H. L.

Both nonlethal Plasmodium yoelii and lethal Plasmodium berghei were killed in vitro by hydrogen peroxide at concentrations as low as 10−5 M. Higher concentrations were required in the presence of...

Mycobacterial Purified Protein Derivatives Stimulate Innate Immunity: Malawians Show Enhanced Tumor Necrosis Factor Alpha, Interleukin-1β (IL-1β), and IL-10 Responses Compared to Those of Adolescents in the United Kingdom

Weir, Rosemary E., Black, Gillian F., Dockrell, Hazel M., Floyd, Sian, Fine, Paul E. M., Chaguluka, Steven D., ...

To investigate the role of innate immunity in variable efficacy of Mycobacterium bovis BCG vaccination in Malawi and the United Kingdom, we examined 24-h tumor necrosis factor alpha, interleukin-1β...

The Frequency of Chlamydia trachomatis Major Outer Membrane Protein-Specific CD8+ T Lymphocytes in Active Trachoma Is Associated with Current Ocular Infection

Holland, Martin J., Faal, Nkoyo, Sarr, Isatou, Joof, Hassan, Laye, Mass, Cameron, Ewen, ...

Chlamydia-specific cytotoxic T lymphocytes are able to control model infections but may be implicated in disease pathogenesis. HLA-A2 peptide tetramers to Chlamydia trachomatis major outer membrane...

Immune profiling of leprosy and tuberculosis patients to 15-mer peptides of Mycobacterium leprae and M. tuberculosis GroES in a BCG vaccinated area: implications for development of vaccine and diagnostic reagents

Hussain, Rabia, Shahid, Firdaus, Zafar, Shahid, Dojki, Maqboola, Dockrell, Hazel M

Mycobacterium leprae (ML) GroES has been shown to induce strong T cell responses in tuberculoid as well as in exposed healthy contacts of leprosy patients, and therefore this antigen has been the...

Strain-Dependent Variation in Mycobacterium bovis BCG-Induced Human T-Cell Activation and Gamma Interferon Production In Vitro▿

Aguirre-Blanco, Ana M., Lukey, Pauline T., Cliff, Jacqueline M., Dockrell, Hazel M.

Three commonly used Mycobacterium bovis BCG vaccine strains elicited different magnitudes of T-cell activation and gamma interferon production in vitro in healthy BCG-vaccinated individuals. Glaxo...

Extended Culture Enhances Sensitivity of a Gamma Interferon Assay for Latent Mycobacterium tuberculosis Infection▿

Cehovin, Ana, Cliff, Jacqueline M., Hill, Philip C., Brookes, Roger H., Dockrell, Hazel M.

To test the hypothesis that prolonged culture would enhance the sensitivity of latent tuberculosis detection by a gamma interferon release assay, blood samples from 33 household contacts of Gambian...

Lack of Immune Responses to Mycobacterium tuberculosis DosR Regulon Proteins following Mycobacterium bovis BCG Vaccination▿

Lin, May Young, Geluk, Annemieke, Smith, Steven G., Stewart, Amanda L., Friggen, Annemieke H., ...

Mycobacterium bovis BCG is widely used as a vaccine against tuberculosis (TB), despite its variable protective efficacy. Relatively little is known about the immune response profiles following BCG...

Immunological Outcomes of New Tuberculosis Vaccine Trials: WHO Panel Recommendations

Hanekom, Willem A, Dockrell, Hazel M, Ottenhoff, Tom H. M, Doherty, T. Mark, Fletcher, Helen, McShane, Helen, ...

Willem Hanekom and colleagues make recommendations on assay harmonization for novel tuberculosis vaccine trials.