Zobrazeno 1 - 10
of 29
pro vyhledávání: '"Upasana Ramphal"'
Autor:
Nicholas Bbosa, Deogratius Ssemwanga, Hamidah Namagembe, Ronald Kiiza, Jocelyn Kiconco, John Kayiwa, Tom Lutalo, Julius Lutwama, Alfred Ssekagiri, Isaac Ssewanyana, Susan Nabadda, Henry Kyobe-Bbosa, Jennifer Giandhari, Sureshnee Pillay, Upasana Ramphal, Yajna Ramphal, Yeshnee Naidoo, Derek Tshiabuila, Houriiyah Tegally, Emmanuel J. San, Eduan Wilkinson, Tulio de Oliveira, Pontiano Kaleebu
Publikováno v:
Emerging Infectious Diseases, Vol 28, Iss 5, Pp 1021-1025 (2022)
Genomic surveillance in Uganda showed rapid replacement of severe acute respiratory syndrome coronavirus 2 over time by variants, dominated by Delta. However, detection of the more transmissible Omicron variant among travelers and increasing communit
Externí odkaz:
https://doaj.org/article/c722de1348544f1c9e7a5461c191f850
Autor:
Derek Tshiabuila, Jennifer Giandhari, Sureshnee Pillay, Upasana Ramphal, Yajna Ramphal, Arisha Maharaj, Ugochukwu Jacob Anyaneji, Yeshnee Naidoo, Houriiyah Tegally, Emmanuel James San, Eduan Wilkinson, Richard J. Lessells, Tulio de Oliveira
Publikováno v:
BMC Genomics, Vol 23, Iss 1, Pp 1-17 (2022)
Abstract Background Over 4 million SARS-CoV-2 genomes have been sequenced globally in the past 2 years. This has been crucial in elucidating transmission chains within communities, the development of new diagnostic methods, vaccines, and antivirals.
Externí odkaz:
https://doaj.org/article/f769e42448074a1fb9984d5f5abd8919
Autor:
Cathrine Scheepers, Josie Everatt, Daniel G. Amoako, Houriiyah Tegally, Constantinos Kurt Wibmer, Anele Mnguni, Arshad Ismail, Boitshoko Mahlangu, Bronwen E. Lambson, Darren P. Martin, Eduan Wilkinson, James Emmanuel San, Jennifer Giandhari, Nelia Manamela, Noxolo Ntuli, Prudence Kgagudi, Sandile Cele, Simone I. Richardson, Sureshnee Pillay, Thabo Mohale, Upasana Ramphal, Yeshnee Naidoo, Zamantungwa T. Khumalo, Gaurav Kwatra, Glenda Gray, Linda-Gail Bekker, Shabir A. Madhi, Vicky Baillie, Wesley C. Van Voorhis, Florette K. Treurnicht, Marietjie Venter, Koleka Mlisana, Nicole Wolter, Alex Sigal, Carolyn Williamson, Nei-yuan Hsiao, Nokukhanya Msomi, Tongai Maponga, Wolfgang Preiser, Zinhle Makatini, Richard Lessells, Penny L. Moore, Tulio de Oliveira, Anne von Gottberg, Jinal N. Bhiman
Publikováno v:
Nature Communications, Vol 13, Iss 1, Pp 1-9 (2022)
The SARS-CoV-2 PANGO lineage C.1.2 has been under monitoring by global health authorities as it has spread worldwide. Here, Bhiman and colleagues characterise the emergence of the lineage, and its neutralisation sensitivity using data from vaccinees
Externí odkaz:
https://doaj.org/article/e365317a28774fd29c4b6a0f6a77a17a
Autor:
Kathleen Subramoney, Nkhensani Mtileni, Ashlyn Davis, Jennifer Giandhari, Houriiyah Tegally, Eduan Wilkinson, Yeshnee Naidoo, Yajna Ramphal, Sureshnee Pillay, Upasana Ramphal, Andiswa Simane, Bhaveshan Reddy, Bonolo Mashishi, Nonhlanhla Mbenenge, Tulio de Oliveira, Burtram C Fielding, Florette K Treurnicht
Publikováno v:
PLoS ONE, Vol 18, Iss 5, p e0286373 (2023)
Intra-host diversity studies are used to characterise the mutational heterogeneity of SARS-CoV-2 infections in order to understand the impact of virus-host adaptations. This study investigated the frequency and diversity of the spike (S) protein muta
Externí odkaz:
https://doaj.org/article/adab5be900f847c7a1d4587d9d8cee08
Autor:
Nalia Ismael, Stephanie van Wyk, Houriiyah Tegally, Jennifer Giandhari, James Emmanuel San, Monika Moir, Sureshnee Pillay, Christian Utpatel, Lavanya Singh, Yeshnee Naidoo, Upasana Ramphal, Nédio Mabunda, Nuro Abílio, Paulo Arnaldo, Joicymara Xavier, Daniel Gyamfi Amoako, Josie Everatt, Yajna Ramphal, Arisha Maharaj, Leonardo de Araujo, Ugochukwu J Anyaneji, Derek Tshiabuila, Sofia Viegas, Richard Lessells, Susan Engelbrecht, Eduardo Gudo, Ilesh Jani, Stefan Niemann, Eduan Wilkinson, Túlio de Oliveira
Publikováno v:
PLOS Global Public Health, Vol 3, Iss 3, p e0001593 (2023)
Mozambique reported the first case of coronavirus disease 2019 (COVID-19) in March 2020 and it has since spread to all provinces in the country. To investigate the introductions and spread of SARS-CoV-2 in Mozambique, 1 142 whole genome sequences sam
Externí odkaz:
https://doaj.org/article/f10cf2491d574a788cf73fd401110056
Autor:
Kathleen Subramoney, Nkhensani Mtileni, Jennifer Giandhari, Yeshnee Naidoo, Yajna Ramphal, Sureshnee Pillay, Upasana Ramphal, Akhil Maharaj, Derek Tshiabuila, Houriiyah Tegally, Eduan Wilkinson, Tulio de Oliveira, Burtram C. Fielding, Florette K. Treurnicht
Publikováno v:
Viruses, Vol 15, Iss 7, p 1502 (2023)
In the original publication [...]
Externí odkaz:
https://doaj.org/article/8ed168ef609b4e15a6413711f72a921c
Autor:
Peter Mwangi, Javan Okendo, Milton Mogotsi, Ayodeji Ogunbayo, Olusesan Adelabu, Hlengiwe Sondlane, Makgotso Maotoana, Lutfiyya Mahomed, Molefi Daniel Morobadi, Sabeehah Vawda, Anne von Gottberg, Jinal Bhiman, Houriiyah Tegally, Eduan Wilkinson, Jennifer Giandhari, Sureshnee Pillay, Yeshnee Naidoo, Upasana Ramphal, Tulio de Oliveira, Armand Bester, Dominique Goedhals, Martin Nyaga
Publikováno v:
Frontiers in Virology, Vol 2 (2022)
Since the COVID-19 outbreak emerged, SARS-CoV-2 has continuously evolved into variants with underlying mutations associated with increased transmissibility, potential escape from neutralizing antibodies, and disease severity. The SARS-CoV-2 pandemic
Externí odkaz:
https://doaj.org/article/291c42a6b3aa4017baf17b154012b068
Autor:
Kathleen Subramoney, Nkhensani Mtileni, Jennifer Giandhari, Yeshnee Naidoo, Yajna Ramphal, Sureshnee Pillay, Upasana Ramphal, Akhil Maharaj, Derek Tshiabuila, Houriiyah Tegally, Eduan Wilkinson, Tulio de Oliveira, Burtram C. Fielding, Florette K. Treurnicht
Publikováno v:
Viruses, Vol 15, Iss 5, p 1194 (2023)
SARS-CoV-2 lineages and variants of concern (VOC) have gained more efficient transmission and immune evasion properties with time. We describe the circulation of VOCs in South Africa and the potential role of low-frequency lineages on the emergence o
Externí odkaz:
https://doaj.org/article/db81d57807b84c5f8762ceb0a7b99352
Autor:
Abay Sisay, Derek Tshiabuila, Stephanie van Wyk, Abraham Tesfaye, Gerald Mboowa, Samuel O. Oyola, Sofonias Kifle Tesema, Cheryl Baxter, Darren Martin, Richard Lessells, Houriiyah Tegally, Monika Moir, Jennifer Giandhari, Sureshnee Pillay, Lavanya Singh, Yajna Ramphal, Arisha Maharaj, Yusasha Pillay, Akhil Maharaj, Yeshnee Naidoo, Upasana Ramphal, Lucious Chabuka, Eduan Wilkinson, Tulio de Oliveira, Adey Feleke Desta, James E. San
Publikováno v:
Genes, Vol 14, Iss 3, p 705 (2023)
Ethiopia is the second most populous country in Africa and the sixth most affected by COVID-19 on the continent. Despite having experienced five infection waves, >499,000 cases, and ~7500 COVID-19-related deaths as of January 2023, there is still no
Externí odkaz:
https://doaj.org/article/48b58624f52148f7a7d56e8a40a1381d
Publikováno v:
Frontiers in Immunology, Vol 12 (2021)
With approximately 38 million people living with HIV/AIDS globally, and a further 1.5 million new global infections per year, it is imperative that we advance our understanding of all factors contributing to HIV infection. While most studies have foc
Externí odkaz:
https://doaj.org/article/833bab91dd7b41aaae38b7a408ec8aa1