Conference outputs

International Symposiums/Conferences/Forums

  1. Whole genome analysis of Rwandan G9P[8] strains pre- and post-vaccine introduction. Potgieter R, Mwangi PN,Mogotsi MT, Uwimana J, Mutesa L, Muganga N, Murenzi D, Tusiyenge L, Seheri ML, Steele AD, Mwenda JM, Nyaga MM. 14th International rotavirus symposium 14th to 16th March, 2023, Bali, Indonesia

  2. Longitudinal gut virome analysis identifies rotaviruses and several gastroenteritis associated pathogens in vaccinated paediatric cohorts from the Free State Province, South Africa. Mogotsi M, Ogunbayo E, Bester A, O’Neill HG, Nyaga MM. 14th International rotavirus symposium 14th to 16th March 2023, Bali, Indonesia

  3. The evolution of post-vaccine G8P[4] group A rotavirus strains in Rwanda; notable variance at the neutralization epitope sites. Nyaga MM, Mwangi PN, Potgieter R, Mogotsi MT, Magagula NB, Rakau, K, Uwimana J, Mutesa L, Muganga N, Murenzi D, Tusiyenge L, Seheri ML, Steele AD, Mwenda JM. 14th International rotavirus symposium 14th to 16th March 2023, Bali, Indonesia

  4. Genomic characterization of rotavirus G3P[8] strain in vaccinated children reveals possible reassortment events between human and animal strains in Manhiça District, Mozambique. Manjate F, Joao ED, Mwangi P, Chirinda P, Mogotis M, Tate JE, Parashar U, Mwenda JM, Alonso P, Cunha C, Nyaga M, Mandomando I. 14th International rotavirus symposium 14th to 16th March, 2023, Bali, Indonesia

  5. Draft roadmap and implementation plan for vaccine preventable diseases in Africa. Nyaga MM. Africa Centers for Diseases Control and Prevention (CDC) Focus Groups meetings 3-6 Mach 2023, Lusaka, Zambia

  6. Vaccine Preventable Disease (VPD) Roadmap development and implementation plan. Africa CDC VPD Genomic Surveillance Focus Group convening meeting November 21-25 2022, Nairobi, Kenya

  7. Whole genome analysis of Zambian G2P[4] rotavirus strains pre- and post-rotavirus vaccine introduction.Mwangi PN, Simwaka J, Mpabalwani EM, Mwenda JM, Mogotsi MT, Rakau K, Magagula NB, Seheri ML, Nyaga MM. 14thInternational dsRNA virus symposium 10th to 14th October 2022, Banff, Canada 

  8. Re- emergence of genotype G3 rotavirus strains in Malawi after introduction of rotavirus vaccine stemmed from multiple importation of human Wa-like and DS-1-like rotaviruses. Mhango C, Banda A, Chinyama E, Mandolo J, Kumwenda O, Malamba-Banda C, Barnes KG, Kumwenda B, Jambo K, Donato CM, Esona MD, Mwangi PN, Steele AD, Iturriza-Gomara M, Cunliffe NA, Ndze VN, A , Chaguza C, Dennis FE, Nyaga MM, Jere KC. 14thInternational dsRNA virus symposium 10th to 14th October 2022, Banff, Canada 

  9. Diversity of G2P[4] rotavirus strains that circulated in Malawi before and after introduction of Rotavirus vaccine in Blantyre, Malawi (2008 to 2018). Banda A, Mhango C, Chinyama E, Mandolo J, Barnes KG, Kumwenda B, DonatoCM, Esona MD, Steele AD, Cunliffe NA, Kamng’ona A, Chaguza C, Ndze VN,  Dennis FE, Nyaga MM, Jere KC. 14th International dsRNA virus symposium 10th to 14th October 2022, Banff, Canada 

  10. Genomic diversity of G1P[8] rotaviruses between 2015 and 2019 in Blantyre, Malawi was driven by genetic evolution, reassortment and importation events. Mhango C, Banda A, Chinyama E, Mandolo JJ, Kumwenda O, Malamba-Banda C, Barnes KG, Kumwenda B, Jambo K, Donato CM, Esona MD, Mwangi PN, Steele AD, Iturriza-Gomara M, Cunliffe NA, Ndze VN, Kamng’ona A, Chaguza C, Dennis FE, Nyaga MM, Jere KC. 14th International dsRNA virus symposium 10th to 14th October 2022, Banff, Canada 

  11. Mingle SNK, Doan YH, Agbemabiese CA, Damanka SA, Lartey BL, Sagoe WKC, Enweronu-Laryea C, Mwenda JM, Ansong D, Kumwenda B, Donato CM, Steele AD, Armah GE, Katayama K, Ndze VN, Jere KC, Nyaga MM, Dennis FE. Did rotavirus vaccine introduction influence the evolutionary history of Ghanaian G2P[4] strains? 14th International dsRNA virus symposium 10th to 14th October 2022, Banff, Canada 

  12. African Enteric Viruses Genome Initiative analysis of G1P[8] and G2P[4] rotavirus strains at whole genome level over a period of 14 years pre- and post-vaccination periods in South Africa. Mwangi PN, Page NA, Seheri ML, Mphahlele MJ, Nadan S, Esona MD, Kumwenda B, Kamng’ona AW, Donato CM, Steele AD, Ndze VN, Dennis FE, Jere KC, Nyaga MM. 14th International dsRNA virus symposium 10th to 14th October 2022, Banff, Canada 

  13. Application of next-generation sequencing and metagenomics in deciphering the human microbiome (with focus on respiratory virome). Ayodeji Emmanuel Ogunbayo and Martin M. Nyaga. 2nd Global Microbiota Network – GloMiNe – Symposium for Africa (13-14 January 2022) [VIRTUAL SYMPOSIUM]

     

  14. Evolutionary dynamics of Ghanaian G1P[8] rotaviruses over ten years spanning pre-and post-RotarixTM introduction. Samuel N. K. Mingle, Chantal A. Agbemabiese, Susan A. Damanka, Belinda L. Lartey, William K. C. Sagoe, Christabel Enweronu-Laryea, Duncan A. Steele, Valantine N. Ndze, Khuzwayo C. Jere, Martin M. Nyaga, George E. Armah, Francis E. Dennis. 13th African Rotavirus Symposium (3-4 November 2021), Nairobi, Kenya [VIRTUAL SYMPOSIUM]

     

  15. Emergence and predominance of typical human G3 rotavirus strains on a DS-1-like and Wa-like backbone in Blantyre, Malawi from 2017 to 2019. Chimwemwe Mhango, Akuzike Banda, End Chinyama, Jonathan J. Mandolo, Benjamin Kumwenda, Nigel Cunliffe, Kondwani C. Jambo, Duncan A. Steele8, Francis E. Dennis, Valantine N. Ndze, Martin M. Nyaga, Chrispin Chaguza, Arox W. Kamng’ona, Khuzwayo C. Jere. 13th African Rotavirus Symposium (3-4 November 2021), Nairobi, Kenya [VIRTUAL SYMPOSIUM]

     

  16. Whole genome sequencing-based rotavirus surveillance in Zambia reveals substantial diversity of genome constellations pre- and post-Rotarix vaccination. Wairimu M. Maringa1, Peter N. Mwangi, Julia Simwaka, Evans M. Mpabalwani, Jason M. Mwenda, Mathew D. Esona, M. Jeffrey Mphahlele, Mapaseka L. Seheri and Martin M. Nyaga. 13th African Rotavirus Symposium (3-4 November 2021), Nairobi, Kenya [VIRTUAL SYMPOSIUM]

     

  17. Diversity and structure of the endophytic seed mycobiome of four legumes using Illumina Sequencing. Pambuka GT, Kinge TR, Cason ED, Nyaga MM, Gryzenhout M. The First International Symposium in tropical African Mycology: 9-13 September 2019, University of Parakou, Benin

     

  18. Characterization of the gut virome of South African infants using a viral metagenomics approach. Mogotsi MT, Mwangi PN, Mosime LB, Rasebotsa SP, Bester PA, Seheri ML, Mphahlele MJ, O’Neill HG, Nyaga MM. The 12th African Rotavirus Symposium (ARS). 30 July-01 August 2019, Johannesburg, South Africa

     

  19. Whole genome analysis of surveillance rotavirus strains from Rwanda identifies reassortants post-rotavirus vaccine introduction. Rasebotsa SP, Mwangi PN, Mogotsi MT, Sabiu S, Uwimana J, Mutesa L, Muganga N, Murenzi D, Tuyisenge L, Magagula NB, Rakau K, Seheri LM, Mphahlele MJ, Mwenda JM, Nyaga MM. The 12th African Rotavirus Symposium (ARS). 30 July-01 August 2019, Johannesburg, South Africa

  20. Molecular characterization of Zambian rotavirus strains at whole genome level reveals unique changes post-vaccination. Mwangi PN, Mogotsi MT, Rasebotsa SP, Sabiu S, Simwaka JC, Magagula NB, Rakau K, Seheri ML, Mphahlele MJ, Mwenda JM, Nyaga MM. The 12th African Rotavirus Symposium (ARS). 30 July-01 August 2019, Johannesburg, South Africa

  21. Rotavirus vaccination in a level V hospital in Kenya reveals poor compliance rate. Ndwiga HM, Mugweru JN, Njiru DM, Kinyua J, Sabiu S, Nyaga J, Nyaga MM. The 12th African Rotavirus Symposium (ARS). 30 July-01 August 2019, Johannesburg, South Africa

     

  22. Variability of the P-types in stable genotype constellations pre- and post-vaccine introduction in Rwanda. Sabiu S, Mwangi PN, Mogotsi MT, Rasebotsa SP, Simwaka JC, Magagula NB, Rakau K, Seheri ML, Mphahlele MJ, Mwenda JM, Nyaga MM. The 12th African Rotavirus Symposium (ARS). 30 July-01 August 2019, Johannesburg, South Africa

     

  23. Whole genome constellations of five reassortant rotavirus strains detected during post-rotavirus vaccine introduction period in Rwanda. Mugweru JN, Mwangi PN, Mogotsi MT, Rasebotsa SP, Sabiu S, Simwaka JC, Magagula NB, Rakau K, Seheri ML, Mphahlele MJ, Mwenda JM, Nyaga MM. The 12th African Rotavirus Symposium (ARS). 30 July-01 August 2019, Johannesburg, South Africa

     

  24. Outbreak investigation of diarrheal disease in Botswana and Swaziland in 2018. Seheri LM, Ngomane G, Page NA, Mokomane M, Maphalala GP, Weldegebriel G, Peenze I, Magagula NB, Nyaga MM, Lisoga J, Dlamini X, Lukhele N, Mine MO, Kuswani K, Mwenda JM, Mphahlele MJ. The 12th African Rotavirus Symposium (ARS). 30 July-01 August 2019, Johannesburg, South Africa

     

  25. Whole-genome sequencing and analyses identifies high genetic heterogeneity and diversity of rotavirus genotype P[6] strains circulating in Africa. Nyaga MM, Seheri LM, Steele AD, Mwenda JM, Mphahlele MJ. The 13th International dsRNA Symposium. 24-28 September 2018, Houffalize, Belgium
  26. Whole-genome sequencing and analyses identifies high genetic heterogeneity and diversity of rotavirus genotype P[6] strains circulating in Africa. Nyaga MM, Seheri LM, Steele AD, Mwenda JM, Mphahlele MJ. 13th International Rotavirus Symposium, 29-31 August 2018, Minsk, Belarus

     

  27. Genomic investigation of the faecal RNA virome in children from Oukasie clinic, North West Province, South Africa. Mogotsi MT, Mwangi PN, Mphahlele MJ, Seheri ML, O’Neill HG, Nyaga MM. The 13th International dsRNA Symposium. 24-28 September 2018, Houffalize, Belgium

     

  28. Whole genome characterization of rotavirus strains from National Rotavirus Surveillance of acute diarrhea in Mozambique. João ED, Strydom A, Munlela B, Nyaga MM, Chissaque A, Langa J, Sitoe ES, Chilaúle J, Anapakala E, Sambo J, Guimarães E, Bero DB, Cassocera M, Manhique L, Langa JP, Cossa-Moiane I, Maurício I, O’Neill HG, de Deus N. The 13th International dsRNA Symposium. 24-28 September 2018, Houffalize, Belgium

     

  29. Whole genome analysis of African G12P[6] and G12P[8] rotavirus strains with evidence of porcine-human reassortment at NSP3 and NSP4 genes. Mokoena F, Seheri ML, Nyaga MM, Magagula N, Mukaratirwa A, Mulindwa A, Abebe A, Boula A, Enyonam T, Rakau K, Peenze I, Mwenda JM, Mphahlele MJ. The 13th International dsRNA Symposium. 24-28 September 2018, Houffalize, Belgium

     

  30. Whole genome characterisation of Rotavirus A circulating in southern Mozambique during 2012-2013 reveals diverse strains and several reassortment events. Strydom A, Joao ED, Nyaga MM, Potgieter CA, Cuamba A, Mandomando I, Cassocera M, de Deus N, O’Neill HG. The 13th International dsRNA Symposium. 24-28 September 2018, Houffalize, Belgium

     

  31. Characterization of the fungal phytobiome of sorghum (Sorghum bicolor) using environmental sequencing. Pambuka GT, Kinge TR, Cason ED, Nyaga MM, Gryzenhout M. 11th International Mycological Congress. 16-21 July 2018. San Juan, Puerto Rico

     

  32. Whole genome analysis of the P[6] rotavirus strains from diverse geolocations across Africa. Nyaga MM, Tan Y, Seheri LM, Mwenda JM, Steele AD, Shabman RS. The 11th African Rotavirus Symposium. 28-30 May 2017. Lilongwe, Malawi

     

  33. Whole genome sequencing reveals changes in antigenicity due to mutations in VP7 that could account for disappearance of African G4 strains. Matshonyonge F, Nyaga MM, Seheri ML, Mphahlele MJ. The 11th African Rotavirus Symposium. 28-30 May 2017. Lilongwe, Malawi

     

  34. Whole genome constellations of rotavirus A detected in southern Mozambique prior to the introduction of vaccination. Strydom A, Motanyane L, Nyaga MM, Dora João E, de Deus N, O’ Neill HG. The 11th African Rotavirus Symposium. 28-30 May 2017. Lilongwe, Malawi

     

  35. Role of next generation sequencing in tuberculosis diagnostics: resolving the clinical dilemma of discrepancies in laboratory findings. Van der Spoel DA., Hallbauer UM, Mahonono C, Nyaga MM, Baba K. 10th European Congress on Tropical Medicine and International Health (ECTMIH). 16-20 October 2017. Antwerp, Belgium

     

  36. Whole genome sequence analysis of African rotavirus strains and the implications for vaccine impact. Nyaga MM, Seheri LM, Magagula NB, Rakau K, Mwenda JM, Steele AD, Mphahlele MJ. The 10th African Rotavirus Symposium. 01-02 June 2016, Bamako, Mali and the 12th International Rotavirus Symposium. 07-09 September 2016. Melbourne, Australia.

     

  37. Whole genome analysis of human rotaviruses reveals single gene reassortant rotavirus strains in Zambia. Wairimu M. Maringa, Julia Simwaka, Evans M. Mpabalwani, Martin M. Nyaga. The Faculty of Health Sciences Research Forum (27 August 2021). Whole-genome sequencing identifies idiosyncratic changes post rotavirus vaccine introduction in Zambia. Maringa WM, Mwangi PN, Mogotsi MT, Rasebotsa SP, Simwaka J, Magagula NB, Rakau K, Seheri ML, Mphahlele MJ, Mwenda, JM, Nyaga MM. Virology Africa: 10-14 February 2020. Cape Town, South Africa

     

  38. Uncovering the first atypical DS-1-like G1P[8] strains in South Africa, pre-rotavirus vaccine introduction. Mwangi PN, Mogotsi MT, Rasebotsa SP, Magagula NB, Rakau K, Seheri ML, Mphahlele MJ, Ndze VN, Dennis FE, Jere KC, Steele AD, Kirkwood CD, Nyaga MM. Virology Africa: 10-14 February 2020. Cape Town, South Africa

National Symposiums/Conferences/Forums

  1. The influence of antiretroviral drugs and HIV resistance mutations on the shedding of HIV-1 into peritoneal dialysis effluent. Mooko T, Bisiwe FB, Chikobvu P, Morobadi MD, Nyaga MM, Kemp G, Goedhals D; Mofokeng TRP,Ndlovu KC. 55th Annual Conference of the South African Basic and Clinal Pharmacology (12-13 October 2022). North West University, North West, South Africa [VIRTUAL SYMPOSIUM].

  2. Shedding of HIV-1 into peritoneal dialysis effluent and associated risk factors – clinical implications. Mooko T, Bisiwe FB, Chikobvu P, Morobadi MD, Nyaga MM, Goedhals D,  Mofokeng TRP, Ndlovu KC. 7th CSIR Emerging Researcher’s Symposium. CSIR International Conference Centre (12 – 13 July 2022), Pretoria, South Africa.

  3. Shedding of HIV-1 into peritoneal dialysis effluent and associated risk factors. Mooko T,  Bisiwe FB, Chikobvu P, Morobadi MD, Nyaga MM, Goedhals D, Mofokeng TRP, Ndlovu KC. South African Renal Congress (26-29 May 2022). International Convention Centre, Durban, South Africa.

  4. Application of next generation sequencing and metagenomics in deciphering the respiratory and enteric virome. Ogunbayo AE, Mogotsi MT, Sabiu S, Nyaga MM. Conference on Genomics, Proteomics and Metabolomics. 27-28 July 2019, eMpangeni, KwaZulu-Natal, South Africa

  5. Diversity and structure of the endophytic seed mycobiome of four legumes using Illumina Sequencing. Pambuka GT, Kinge TR, Cason ED, Nyaga MM, Gryzenhout M. Conference on Genomics, Proteomics and Metabolomics. 27-28 July 2019, eMpangeni, KwaZulu-Natal, South Africa

  6. Next generation sequencing application on the pharmacokinetics and Pharmacodynamics of Tricyclic antidepressant, in patients with major depression disorder. Mooko T and Nyaga MM. Conference on Genomics, Proteomics and Metabolomics. 27-28 July 2019, eMpangeni, KwaZulu-Natal, South Africa

  7. Diversity and structure of the endophytic seed mycobiome of four legumes using Illumina Sequencing. Pambuka GT, Kinge TR, Cason ED, Nyaga MM, Gryzenhout M. 45th Annual South African Association of Botanist Conference. 08–11 January 2019, Johannesburg, South Africa

  8. Characterization of the fungal phytobiome of sorghum (Sorghum bicolor) using environmental sequencing. Pambuka GT, Kinge TR, Cason ED, Nyaga MM, Gryzenhout M. The South African Genetics Society and the South African Society for Bioinformatics Joint Congress. 16–18 October 2018. Clarens, Free State, South Africa

Local Symposiums/Conferences/Forums

  1. HIV-1 shedding into continuous ambulatory peritoneal dialysis while on antiretroviral therapy: HIV control during COVID-19 era in the Free State Province. Mooko T, Bisiwe BF, PChikobvu P, Morobadi MD, Goedhals D; Nyaga MM, Mofokeng TRP, Ndlovu KC. Free State Provincial Department of Health: Research Day (04 November 2021). University of the Free State, Bloemfontein, South Africa [VIRTUAL SYMPOSIUM].

  2. Whole-genome analysis of South African G1P[8] and G2P[4] rotavirus strains over a 14 year period: a scientific data report by the African Enteric Viruses Genome Initiative. Peter N. Mwangi1, Nicola A. Page, Mapaseka L. Seheri, M. Jeffrey Mphahlele, Nadan S, Mathew D. Esona, Benjamin Kumwenda, Arox W. Kamng’ona, Celeste M. Donato, Duncan A. Steele, Valantine N. Ndze, Francis E. Dennis, Khuzwayo C. Jere, Martin M. Nyaga. The Free State Annual Provincial Health Research Day (4 November 2021). [VIRTUAL FORUM]

     

  3. Clinical Characteristics of Children with Severe Acute Respiratory Infection Hospitalized in Botshabelo Hospital, Free State During the COVID 19 Pandemic. Ayodeji Ogunbayo1, Milton Mogotsi1, Hlengiwe Sondlane1, Kelebohile Nkwdipo1, Adelabu Olusesan1, Martin Nyaga1. The Free State Annual Provincial Health Research Day (4 November 2021). [VIRTUAL FORUM]

     

  4. HIV-1 Shedding into Continuous Ambulatory Peritoneal Dialysis while on Antiretroviral Therapy: HIV control during COVID-19 era in the Free State Province. Oral presentation by: T. Mooko; BF. Bisiwe; P Chikobvu; MD. Morobadi; D Goedhals; MM. Nyaga; TRP Mofokeng KC. Ndlovu. The Free State Annual Provincial Health Research Day (4 November 2021). [VIRTUAL FORUM]

     

  5. SARS-CoV-2 variants from COVID-19 positive cases in the Free State province, South Africa from June 2020 to September 2021. Peter Mwangi, Javan Okendo, Milton Mogotsi, Ayodeji Ogunbayo, Makgotso Maotoana, Lutfiyya Mohamed, Molefi Daniel Morobadi, Sabeehah Vawda, Olusesan Adelabu, Armand Bester, Dominique Goedhals, Martin Nyaga. The Free State Annual Provincial Health Research Day (4 November 2021). [VIRTUAL FORUM]

     

  6. Evolutionary changes between pre- and post-vaccine south African group A G2P[4] rotavirus strains, 2003 – 2017. Peter N. Mwangi, Nicola A. Page, Martin M. Nyaga. The Faculty of Health Sciences Research Forum (27 August 2021). [VIRTUAL FORUM]

     

  7. Whole genome analyses of rotavirus G1P[8] strains circulating pre- and post rotateq™ vaccine introduction in Rwanda. Rasebotsa SP, Mwangi PN, Mogotsi MT, Sabiu S, Uwimana J, Mutesa L, Muganga N, Murenzi D, Tuyisenge L, Magagula NB, Rakau K, Seheri LM, Mphahlele MJ, Mwenda JM, Nyaga MM. The Faculty of Health Sciences Research Forum, 29-30 August 2019, University of the Free State, Bloemfontein, South Africa

     

  8. Whole genome characterization of Zambian rotavirus strains reveals remarkable changes post-rotavirus vaccine introduction. Mwangi PN, Mogotsi MT, Rasebotsa SP, Sabiu S, Simwaka JC, Magagula NB, Rakau K, Seheri ML, Mphahlele MJ, Mwenda JM, Nyaga MM. The Faculty of Health Sciences Research Forum, 29-30 August 2019, University of the Free State, Bloemfontein, South Africa

     

  9. Standardisation of 16S rRNA gene sequencing assay for the identification of Bordetella pertussis and validation using samples of a surveillance study in paediatric cases in Bloemfontein. Van der Westhuizen C, van der Spoel van Dijk A, Nyaga MM, Hallbauer U, Musoke J. The Faculty of Health Sciences Research Forum, 29-30 August 2019, University of the Free State, Bloemfontein, South Africa