Management

← Back

Prof Isabella Oyier

Head Of Bioscience


Publications

Low frequency of Plasmodium falciparum hrp2/3 deletions from symptomatic infections at a primary healthcare facility in Kilifi, Kenya.
Okanda, D., Ndwiga, L., Osoti, V., Achieng, N., Wambua, J., Ngetsa, C., Lubell-Doughtie, P., Shankar, A., Bejon, P., Ochola-Oyier, L. I.
Front Epidemiol, (2023). 3:1083114

Distinct transcriptomic signatures define febrile malaria depending on initial infective states, asymptomatic or uninfected.
Kimenyi, K. M., Akinyi, M. Y., Mwikali, K., Gilmore, T., Mwangi, S., Omer, E., Gichuki, B., Wambua, J., Njunge, J., Obiero, G., Bejon, P., Langhorne, J., Abdi, A., Ochola-Oyier, L. I.
BMC Infect Dis, (2024). 24:140

Extracellular vesicles could be a putative posttranscriptional regulatory mechanism that shapes intracellular RNA levels in Plasmodium falciparum.
Kioko, M., Pance, A., Mwangi, S., Goulding, D., Kemp, A., Rono, M., Ochola-Oyier, L. I., Bull, P. C., Bejon, P., Rayner, J. C., Abdi, A. I.
Nature Communications, (2023). 14:6447

SARS-CoV-2 seroprevalence and implications for population immunity: Evidence from two Health and Demographic Surveillance System sites in Kenya, February-December 2022.
Kagucia, E. W., Ziraba, A. K., Nyagwange, J., Kutima, B., Kimani, M., Akech, D., Ng'oda, M., Sigilai, A., Mugo, D., Karanja, H., Gitonga, J., Karani, A., Toroitich, M., Karia, B., Otiende, M., Njeri, A., Aman, R., Amoth, P., Mwangangi, M., Kasera, K., Ng'ang'a, W., Voller, S., Ochola-Oyier, L. I., Bottomley, C., Nyaguara, A., Munywoki, P. K., Bigogo, G., Maitha, E., Uyoga, S., Gallagher, K. E., Etyang, A. O., Barasa, E., Mwangangi, J., Bejon, P., Adetifa, I. M. O., Warimwe, G. M., Scott, J. A. G., Agweyu, A.
Influenza Other Respir Viruses, (2023). 17:e13173

Symptom prevalence and secondary attack rate of SARS-CoV-2 in rural Kenyan households: A prospective cohort study.
Gallagher, K. E., Nyiro, J., Agoti, C. N., Maitha, E., Nyagwange, J., Karani, A., Bottomley, C., Murunga, N., Githinji, G., Mutunga, M., Ochola-Oyier, L. I., Kombe, I., Nyaguara, A., Kagucia, E. W., Warimwe, G., Agweyu, A., Tsofa, B., Bejon, P., Scott, J. A. G., Nokes, D. J.
Influenza Other Respir Viruses, (2023). 17:e13185

New SARS-CoV-2 Omicron Variant with Spike Protein Mutation Y451H, Kilifi, Kenya, March-May 2023.
Mwanga, M. J., Lambisia, A. W., Morobe, J. M., Murunga, N., Moraa, E., Ndwiga, L., Cheruiyot, R., Musyoki, J., Mutunga, M., Guzman-Rincon, L. M., Sande, C., Mwangangi, J., Bejon, P., Ochola-Oyier, L. I., Nokes, D. J., Agoti, C. N., Nyiro, J., Githinji, G.
Emerg Infect Dis, (2023). 29:

Targeted amplicon deep sequencing of ama1 and mdr1 to track within-host P. falciparum diversity throughout treatment in a clinical drug trial.
Wamae, K., Ndwiga, L., Kharabora, O., Kimenyi, K., Osoti, V., de Laurent, Z., Wambua, J., Musyoki, J., Ngetsa, C., Kalume, P., Mwambingu, G., Hamaluba, M., van der Pluijm, R., Dondorp, A. M., Bailey, J., Juliano, J., Bejon, P., Ochola-Oyier, L.
Wellcome Open Res, (2022). 7:95

SARS-CoV-2 seroprevalence in three Kenyan health and demographic surveillance sites, December 2020-May 2021.
Etyang, A. O., Adetifa, I., Omore, R., Misore, T., Ziraba, A. K., Ng'oda, M. A., Gitau, E., Gitonga, J., Mugo, D., Kutima, B., Karanja, H., Toroitich, M., Nyagwange, J., Tuju, J., Wanjiku, P., Aman, R., Amoth, P., Mwangangi, M., Kasera, K., Ng'ang'a, W., Akech, D., Sigilai, A., Karia, B., Karani, A., Voller, S., Agoti, C. N., Ochola-Oyier, L. I., Otiende, M., Bottomley, C., Nyaguara, A., Uyoga, S., Gallagher, K., Kagucia, E. W., Onyango, D., Tsofa, B., Mwangangi, J., Maitha, E., Barasa, E., Bejon, P., Warimwe, G. M., Scott, J. A. G., Agweyu, A.
PLOS Glob Public Health, (2022). 2:e0000883

Pf7: an open dataset of Plasmodium falciparum genome variation in 20,000 worldwide samples.
Abdel Hamid, M. M., Abdelraheem, M. H., Acheampong, D. O., Ahouidi, A., Ali, M., Almagro-Garcia, J., Amambua-Ngwa, A., Amaratunga, C., Amenga-Etego, L., Andagalu, B., Anderson, T., Andrianaranjaka, V., Aniebo, I., Aninagyei, E., Ansah, F., Ansah, P. O., Apinjoh, T., Arnaldo, P., Ashley, E., Auburn, S., Awandare, G. A., Ba, H., Baraka, V., Barry, A., Bejon, P., Bertin, G. I., Boni, M. F., Borrmann, S., Bousema, T., Bouyou-Akotet, M., Branch, O., Bull, P. C., Cheah, H., Chindavongsa, K., Chookajorn, T., Chotivanich, K., Claessens, A., Conway, D. J., Corredor, V., Courtier, E., Craig, A., D'Alessandro, U., Dama, S., Day, N., Denis, B., Dhorda, M., Diakite, M., Djimde, A., Dolecek, C., Dondorp, A., Doumbia, S., Drakeley, C., Drury, E., Duffy, P., Echeverry, D. F., Egwang, T. G., Enosse, S. M. M., Erko, B., Fairhurst, R. M., Faiz, A., Fanello, C. A., Fleharty, M., Forbes, M., Fukuda, M., Gamboa, D., Ghansah, A., Golassa, L., Goncalves, S., Harrison, G. L. A., Healy, S. A., Hendry, J. A., Hernandez-Koutoucheva, A., Hien, T. T., Hill, C. A., Hombhanje, F., Hott, A., Htut, Y., Hussein, M., Imwong, M., Ishengoma, D., Jackson, S. A., Jacob, C. G., Jeans, J., Johnson, K. J., Kamaliddin, C., Kamau, E., Keatley, J., Kochakarn, T., Konate, D. S., Konaté, A., Kone, A., Kwiatkowski, D. P., Kyaw, M. P., Kyle, D., Lawniczak, M., Lee, S. K., Lemnge, M., Lim, P., Lon, C., Loua, K. M., Mandara, C. I., Marfurt, J., Marsh, K., Maude, R. J., Mayxay, M., Maïga-Ascofaré, O., Miotto, O., Mita, T., Mobegi, V., Mohamed, A. O., Mokuolu, O. A., Montgomery, J., Morang'a, C. M., Mueller, I., Murie, K., Newton, P. N., Ngo Duc, T., Nguyen, T., Nguyen, T. N., Nguyen Thi Kim, T., Nguyen Van, H., Noedl, H., Nosten, F., Noviyanti, R., Ntui, V. N., Nzila, A., Ochola-Oyier, L. I., Ocholla, H., Oduro, A., Omedo, I., Onyamboko, M. A., Ouedraogo, J. B., Oyebola, K., Oyibo, W. A., Pearson, R., Peshu, N., Phyo, A. P., Plowe, C. V., Price, R. N., Pukrittayakamee, S., Quang, H. H., Randrianarivelojosia, M., Rayner, J. C., Ringwald, P., Rosanas-Urgell, A., Rovira-Vallbona, E., Ruano-Rubio, V., Ruiz, L., Saunders, D., Shayo, A., Siba, P., Simpson, V. J., Sissoko, M. S., Smith, C., Su, X. Z., Sutherland, C., Takala-Harrison, S., Talman, A., Tavul, L., Thanh, N. V., Thathy, V., Thu, A. M., Toure, M., Tshefu, A., Verra, F., Vinetz, J., Wellems, T. E., Wendler, J., White, N. J., Whitton, G., Yavo, W., van der Pluijm, R. W.
Wellcome Open Res, (2023). 8:22

Validation of saline, PBS and a locally produced VTM at varying storage conditions to detect the SARS-CoV-2 virus by qRT-PCR.
Ngetsa, C., Osoti, V., Okanda, D., Marura, F., Shah, K., Karanja, H., Mugo, D., Gitonga, J., Mutunga, M., Lewa, C., Orindi, B., Bejon, P., Ochola-Oyier, L. I.
PLoS One, (2023). 18:e0280685