Zobrazeno 1 - 10
of 35
pro vyhledávání: '"Joyce M. Ngoi"'
Autor:
D. Collins Owuor, Joyce M. Ngoi, Festus M. Nyasimi, Nickson Murunga, Joyce U. Nyiro, Sandra S. Chaves, D. James Nokes, Charles N. Agoti
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-9 (2024)
Abstract The patterns of spread of influenza A viruses in local populations in tropical and sub-tropical regions are unclear due to sparsity of representative spatiotemporal sequence data. We sequenced and analyzed 58 influenza A(H3N2) virus genomes
Externí odkaz:
https://doaj.org/article/45b43c8e16694b0aab576178bc000886
Autor:
Kelvin M. Kimenyi, Kevin Wamae, Joyce M. Ngoi, Zaydah R. de Laurent, Leonard Ndwiga, Victor Osoti, George Obiero, Abdirahman I. Abdi, Philip Bejon, Lynette Isabella Ochola-Oyier
Publikováno v:
Malaria Journal, Vol 21, Iss 1, Pp 1-10 (2022)
Abstract Background High levels of genetic diversity are common characteristics of Plasmodium falciparum parasite populations in high malaria transmission regions. There has been a decline in malaria transmission intensity over 12 years of surveillan
Externí odkaz:
https://doaj.org/article/31c27094c07c43a58f1e7c979315784c
Autor:
Collins M. Morang’a, Joyce M. Ngoi, Jones Gyamfi, Dominic S. Y. Amuzu, Benjamin D. Nuertey, Philip M. Soglo, Vincent Appiah, Ivy A. Asante, Paul Owusu-Oduro, Samuel Armoo, Dennis Adu-Gyasi, Nicholas Amoako, Joseph Oliver-Commey, Michael Owusu, Augustina Sylverken, Edward D. Fenteng, Violette V. M’cormack, Frederick Tei-Maya, Evelyn B. Quansah, Reuben Ayivor-Djanie, Enock K. Amoako, Isaac T. Ogbe, Bright K. Yemi, Israel Osei-Wusu, Deborah N. A. Mettle, Samirah Saiid, Kesego Tapela, Francis Dzabeng, Vanessa Magnussen, Jerry Quaye, Precious C. Opurum, Rosina A. Carr, Patrick T. Ababio, Abdul-Karim Abass, Samuel K. Akoriyea, Emmanuella Amoako, Frederick Kumi-Ansah, Oliver D. Boakye, Dam K. Mibut, Theophilus Odoom, Lawrence Ofori-Boadu, Emmanuel Allegye-Cudjoe, Sylvester Dassah, Victor Asoala, Kwaku P. Asante, Richard O. Phillips, Mike Y. Osei-Atweneboana, John O. Gyapong, Patrick Kuma-Aboagye, William K. Ampofo, Kwabena O. Duedu, Nicaise T. Ndam, Yaw Bediako, Peter K. Quashie, Lucas N. Amenga-Etego, Gordon A. Awandare
Publikováno v:
Nature Communications, Vol 13, Iss 1, Pp 1-11 (2022)
In this genomic epidemiology study from Ghana, the authors sequence ~1,000 SARS-CoV-2 whole genomes from March 2020 to September 2021. They describe changes in the predominant circulating lineages over time and infer how variants of concern were like
Externí odkaz:
https://doaj.org/article/ff8160b4db304ee0a3a58a9a21549f2f
Autor:
Hannah W. Kimingi, Ann W. Kinyua, Nicole A. Achieng, Kennedy M. Wambui, Shaban Mwangi, Roselyne Nguti, Cheryl A. Kivisi, Anja T. R. Jensen, Philip Bejon, Melisa C. Kapulu, Abdirahman I. Abdi, Samson M. Kinyanjui, CHMI-SIKA Study Team, Abdirahman I Abdi, Yonas Abebe, Agnes Audi, Peter Billingsley, Peter C Bull, Primus Che, Zaydah de Laurent, Susanne H Hodgson, Stephen Hoffman, Eric James, Irene Jao, Dorcas Kamuya, Gathoni Kamuyu, Silvia Kariuki, Nelson Kibinge, Sam Kinyanjui, Cheryl Kivisi, Nelly Koskei, Mallika Imwong, Brett Lowe, Johnstone Makale, Kevin Marsh, Vicki Marsh, Khadija Said Mohammed, Moses Mosobo, Sean C Murphy, Jennifer Musyoki, Michelle Muthui, Jedidah Mwacharo, Daniel Mwanga, Joyce Mwongeli, Francis Ndungu, Maureen Njue, George Nyangweso, Domitila Kimani, Joyce M. Ngoi, Janet Musembi, Omar Ngoto, Edward Otieno, Bernhards Ogutu, Fredrick Olewe, James Oloo, Donwilliams Omuoyo, John Ongecha, Martin O Ongas, Michael Ooko, Jimmy Shangala, Betty Kim Lee Sim, Joel Tarning, Juliana Wambua, Thomas N Williams, Markus Winterberg
Publikováno v:
Frontiers in Immunology, Vol 13 (2022)
BackgroundPlasmodium falciparum variant surface antigens (VSAs) contribute to malaria pathogenesis by mediating cytoadhesion of infected red blood cells to the microvasculature endothelium. In this study, we investigated the association between anti-
Externí odkaz:
https://doaj.org/article/330b0f288975431b9dc0453fdfdfcfe9
Autor:
Rosie J. Crane, Edward P.K. Parker, Simon Fleming, Agnes Gwela, Wilson Gumbi, Joyce M. Ngoi, Zaydah R. de Laurent, Emily Nyatichi, Moses Ngari, Juliana Wambua, Holm H. Uhlig, James A. Berkley
Publikováno v:
EClinicalMedicine, Vol 47, Iss , Pp 101403- (2022)
Summary: Background: Environmental Enteric Dysfunction (EED) is a chronic intestinal inflammatory disorder of unclear aetiology prevalent amongst children in low-income settings and associated with stunting. We aimed to characterise development of EE
Externí odkaz:
https://doaj.org/article/700cfe624c1f44a580123c5922aec60d
Autor:
Melissa C. Kapulu, Patricia Njuguna, Mainga Hamaluba, Domtila Kimani, Joyce M. Ngoi, Janet Musembi, Omar Ngoto, Edward Otieno, Peter F. Billingsley, the Controlled Human Malaria Infection in Semi-Immune Kenyan Adults (CHMI-SIKA) Study Team
Publikováno v:
JCI Insight, Vol 6, Iss 17 (2021)
BACKGROUND Naturally acquired immunity to malaria is incompletely understood. We used controlled human malaria infection (CHMI) to study the impact of past exposure on malaria in Kenyan adults in relation to infection with a non-Kenyan parasite strai
Externí odkaz:
https://doaj.org/article/cd434e3f3e224803b5992d35cd57871f
Autor:
Bronner P. Gonçalves, Melissa C. Kapulu, Patrick Sawa, Wamdaogo M. Guelbéogo, Alfred B. Tiono, Lynn Grignard, Will Stone, Joel Hellewell, Kjerstin Lanke, Guido J. H. Bastiaens, John Bradley, Issa Nébié, Joyce M. Ngoi, Robin Oriango, Dora Mkabili, Maureen Nyaurah, Janet Midega, Dyann F. Wirth, Kevin Marsh, Thomas S. Churcher, Philip Bejon, Sodiomon B. Sirima, Chris Drakeley, Teun Bousema
Publikováno v:
Nature Communications, Vol 8, Iss 1, Pp 1-11 (2017)
Heterogeneity in the transmission potential of individual hosts is an important feature of malaria. Here, the authors perform a multi-regional study of the human infectious reservoir in malaria-endemic regions of Burkina Faso and Kenya.
Externí odkaz:
https://doaj.org/article/8e7a6067af4e4c568dec4fe61bd99c3c
Autor:
Sophia T. Girgis, Edem Adika, Felix E. Nenyewodey, Dodzi K. Senoo Jnr, Joyce M. Ngoi, Kukua Bandoh, Oliver Lorenz, Guus van de Steeg, Sebastian Nsoh, Kim Judge, Richard D. Pearson, Jacob Almagro-Garcia, Samirah Saiid, Solomon Atampah, Enock K. Amoako, Collins M. Morang’a, Victor Asoala, Elrmion S. Adjei, William Burden, William Roberts-Sengier, Eleanor Drury, Sónia Gonçalves, Gordon A. Awandare, Dominic P. Kwiatkowski, Lucas N. Amenga-Etego, William L. Hamilton
Malaria is a global public health priority causing over 600,000 deaths annually, mostly young children living in Sub-Saharan Africa. Molecular surveillance can provide key information for malaria control, such as the prevalence and distribution of an
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::e674f9984ed856d4ffb8c896de61977d
https://doi.org/10.1101/2022.12.20.521122
https://doi.org/10.1101/2022.12.20.521122
Autor:
Linda Boatemaa, Evangeline Obodai, Gordon A. Awandare, Ivy A. Asante, George B. Kyei, Isaac Darko Otchere, Miriam Eshun, Joyce M. Ngoi, Collins M. Morang’a, Joseph H.K. Bonney, Abraham K. Anang, Nicaise Tuikue Ndam, Dominic S. Y. Amuzu, Augustina K. Arjarquah, Lucas Amenga-Etego, Erasmus N. Kotey, Frederick Tei-Maya, William Ampofo, John Kofi Odoom, Evelyn Y. Bonney, Peter K. Quashie, Bright Adu, Vanessa Magnusen, Yaw Bediako, Selassie Kumordjie, Joe Kimanthi Mutungi
Publikováno v:
Experimental Biology and Medicine
The confirmed case fatality rate for the coronavirus disease 2019 (COVID-19) in Ghana has dropped from a peak of 2% in March to be consistently below 1% since May 2020. Globally, case fatality rates have been linked to the strains/clades of circulati
Autor:
D. Collins Owuor, James R. Otieno, Festus M. Nyasimi, Joyce U. Nyiro, D. James Nokes, Charles N. Agoti, Joyce M. Ngoi, Grieven P. Otieno, Sandra S. Chaves
Publikováno v:
Influenza and Other Respiratory Viruses
Background\ud Influenza viruses evolve rapidly and undergo immune driven selection, especially in the hemagglutinin (HA) protein. We report amino acid changes affecting antigenic epitopes and receptor‐binding sites of A(H3N2) viruses circulating in