Zobrazeno 1 - 10
of 34
pro vyhledávání: '"Tonney S. Nyirenda"'
Autor:
Louis Banda, Antonia Ho, Stephen Kasenda, Jonathan M. Read, Chris Jewell, Alison Price, Estelle McLean, Albert Dube, David Chaima, Lyson Samikwa, Tonney S. Nyirenda, Ellen C. Hughes, Brian J. Willett, Annie Chauma Mwale, Abena S. Amoah, Amelia Crampin
Publikováno v:
International Journal of Infectious Diseases, Vol 137, Iss , Pp 118-125 (2023)
Objectives: This study aimed to investigate the changing SARS-CoV-2 seroprevalence and associated health and sociodemographic factors in Malawi between February 2021 and April 2022. Methods: In total, four 3-monthly serosurveys were conducted within
Externí odkaz:
https://doaj.org/article/62b9fb03ddbd456a820f826644d5e678
Autor:
Kayla G. Barnes, Joshua I. Levy, Jillian Gauld, Jonathan Rigby, Oscar Kanjerwa, Christopher B. Uzzell, Chisomo Chilupsya, Catherine Anscombe, Christopher Tomkins-Tinch, Omar Mbeti, Edward Cairns, Herbert Thole, Shannon McSweeney, Marah G. Chibwana, Philip M. Ashton, Khuzwayo C. Jere, John Scott Meschke, Peter Diggle, Jennifer Cornick, Benjamin Chilima, Kondwani Jambo, Kristian G. Andersen, Gift Kawalazira, Steve Paterson, Tonney S. Nyirenda, Nicholas Feasey
Publikováno v:
Nature Communications, Vol 14, Iss 1, Pp 1-11 (2023)
Abstract The COVID-19 pandemic has profoundly impacted health systems globally and robust surveillance has been critical for pandemic control, however not all countries can currently sustain community pathogen surveillance programs. Wastewater survei
Externí odkaz:
https://doaj.org/article/d44d0de541934d628984d02c52f9cee8
Autor:
Melita A Gordon, Ellis Owusu-Dabo, Florian Marks, Carsten Mantel, Andrew J Pollard, Brama Hanumunthadu, Rachel White, John A Crump, Hannah Robinson, Jan Jacobs, Samuel Kariuki, Bieke Tack, Stefano Malvolti, Nasir Kanji, Nelly Owino, Carla Ferreira Da Silva, Pietro Ferruzzi, Usman Nakakana, Rocio Canals, Maheshi Ramasamy, Francis Agyapong, Gianluca Breghi, Fabio Fiorino, Christian S. Marchello, Donata Medaglini, Esther M. Muthumbi, Chisomo L. Msefula, Tonney S. Nyirenda, Robert Onsare, Elena Pettini, Anthony G Scott J, Bassiahi Abdramane Soura, Tiziana Spadafina
Publikováno v:
BMJ Open, Vol 13, Iss 11 (2023)
Introduction Invasive non-typhoidal Salmonellosis (iNTS) is mainly caused by Salmonella enterica serovars Typhimurium and Enteritidis and is estimated to result in 77 500 deaths per year, disproportionately affecting children under 5 years of age in
Externí odkaz:
https://doaj.org/article/7f29c2eaf5e042f4a8bfa23fb84777a2
Autor:
Jobiba Chinkhumba, Samuel Mpinganjira, Andrew Kumitawa, Mercy Malopa, Dalitso Longwe, Vincent Samuel Phiri, Tonney S. Nyirenda, Victor Mwapasa
Publikováno v:
PLOS Global Public Health, Vol 3, Iss 6 (2023)
Economic consequences of COVID-19 illness and healthcare use for households in low income countries are not well known. We estimated costs associated with COVID-19 care-seeking and treatment from a household perspective and assessed determinants of t
Externí odkaz:
https://doaj.org/article/e4b8ec1c12a6463fb711e6e3a1bc4786
Autor:
Tinashe K. Nyazika, Lusako Sibale, Joseph Phiri, Megan De Ste Croix, Zydrune Jasiunaite, Christopher Mkandawire, Rose Malamba, Anstead Kankwatira, Miriam Manduwa, Daniela M. Ferreira, Tonney S. Nyirenda, Marco R. Oggioni, Henry C. Mwandumba, Kondwani C. Jambo
Publikováno v:
Frontiers in Immunology, Vol 13 (2022)
People Living with HIV (PLHIV) are at an increased risk of pneumococcal pneumonia than HIV-uninfected adults, but the reasons for this are still not well understood. We investigated whether alveolar macrophages (AM) mediated control of pneumococcal i
Externí odkaz:
https://doaj.org/article/9787cdc7149e48cbabf475e2be0f354d
Autor:
Leonard Mvaya, Trevor Khaba, Agness E. Lakudzala, Thandeka Nkosi, Ndaru Jambo, Innocent Kadwala, Anstead Kankwatira, Priyanka D. Patel, Melita A. Gordon, Tonney S. Nyirenda, Kondwani C. Jambo, Zaza M. Ndhlovu
Publikováno v:
JCI Insight, Vol 7, Iss 3 (2022)
The duodenum is a major site of HIV persistence during suppressive antiretroviral therapy despite harboring abundant tissue-resident memory (Trm) CD8+ T cells. The role of duodenal Trm CD8+ T cells in viral control is still not well defined. We exami
Externí odkaz:
https://doaj.org/article/84295747973a43d78025a32a2b211968
Autor:
Angeziwa Chunga Chirambo, Tonney S. Nyirenda, Ndaru Jambo, Chisomo Msefula, Arox Kamng'ona, Sandra Molina, Wilson L. Mandala, Robert S. Heyderman, Miren Iturizza-Gomara, Marc Y.R. Henrion, Melita A. Gordon
Publikováno v:
Wellcome Open Research, Vol 5 (2021)
Background: The relationship between asymptomatic Salmonella exposure within the gastrointestinal tract and Salmonella bacteraemia is poorly understood, in part due to the low sensitivity of stool culture and the lack of validated molecular diagnosti
Externí odkaz:
https://doaj.org/article/cd4bd09379804c6aad89ed5203e357ed
Publikováno v:
IJID Regions. 1:47-52
Objective There is a paucity of data on antimicrobial resistance (AMR) in Malawi. Here we present a study of AMR of extended-spectrum β-lactamases-producing Enterobacterales (ESBL-E) isolated from hospital and community settings in Blantyre, Malawi.
Autor:
Tinashe K, Nyazika, Lusako, Sibale, Joseph, Phiri, Megan, De Ste Croix, Zydrune, Jasiunaite, Christopher, Mkandawire, Rose, Malamba, Anstead, Kankwatira, Miriam, Manduwa, Daniela M, Ferreira, Tonney S, Nyirenda, Marco R, Oggioni, Henry C, Mwandumba, Kondwani C, Jambo
Publikováno v:
Frontiers in immunology. 13
People Living with HIV (PLHIV) are at an increased risk of pneumococcal pneumonia than HIV-uninfected adults, but the reasons for this are still not well understood. We investigated whether alveolar macrophages (AM) mediated control of pneumococcal i
Autor:
Leonard Koolman, Reenesh Prakash, Yohane Diness, Chisomo Msefula, Tonney S. Nyirenda, Franziska Olgemoeller, Paul Wigley, Blanca Perez-Sepulveda, Jay C. D. Hinton, Siân V. Owen, Nicholas A. Feasey, Philip M. Ashton, Melita A. Gordon
Publikováno v:
PLOS Neglected Tropical Diseases. 16:e0010982
BackgroundInvasiveSalmonellainfections cause significant morbidity and mortality in Sub-Saharan Africa. However, the routes of transmission are uncertain. We conducted a case-control study of index-case and geographically-matched control households i