Vitumbiko S. Nkhoma

Blantyre, S, Malawi

Last Updated: 09/26/2026

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Found 9 publications

Acceptability of advanced Controlled Human Infection Models: The case of a pneumococcal challenge in people living with HIV and mycobacterial challenge with Bacillus Calmette Guerin in Malawi.

Acceptability of advanced Controlled Human Infection Models: The case of a pneumococcal challenge in people living with HIV and mycobacterial challenge with Bacillus Calmette Guerin in Malawi.

Journal: PLOS global public health

Published: March 20, 2026

Whole cell inactivated poly-bacterial preparation MV130 effect on nasal mucosal immunity and experimental human pneumococcal carriage: double-blind randomised controlled trial with controlled human infection model.

Whole cell inactivated poly-bacterial preparation MV130 effect on nasal mucosal immunity and experimental human pneumococcal carriage: double-blind randomised controlled trial with controlled human infection model.

Journal: EBioMedicine

Published: March 13, 2026

Recruitment strategies used to enrol healthy volunteers in the first pneumococcal human infection study in Africa: Lessons from Blantyre, Malawi.

Recruitment strategies used to enrol healthy volunteers in the first pneumococcal human infection study in Africa: Lessons from Blantyre, Malawi.

Journal: Wellcome open research

Published: February 21, 2025

A pilot study to explore utility of electronic informed consent in a low- income setting; the case of a Controlled human infection study in Blantyre, Malawi.

A pilot study to explore utility of electronic informed consent in a low- income setting; the case of a Controlled human infection study in Blantyre, Malawi.

Journal: Wellcome open research

Published: January 21, 2025

Effect of 13-valent pneumococcal conjugate vaccine on experimental carriage at 1-year post-vaccination on rechallenge with Streptococcus pneumoniae serotype 6B in Blantyre, Malawi: a controlled human infection study and longitudinal follow-up of a randomised controlled trial.

Effect of 13-valent pneumococcal conjugate vaccine on experimental carriage at 1-year post-vaccination on rechallenge with Streptococcus pneumoniae serotype 6B in Blantyre, Malawi: a controlled human infection study and longitudinal follow-up of a randomised controlled trial.

Journal: The Lancet. Microbe

Published: December 11, 2024

Natural Carriage of Streptococcus pneumoniae Is Associated With Increased Experimental Pneumococcal Carriage but Reduced Conjugate Vaccine Efficacy in a Human Challenge Model.

Natural Carriage of Streptococcus pneumoniae Is Associated With Increased Experimental Pneumococcal Carriage but Reduced Conjugate Vaccine Efficacy in a Human Challenge Model.

Journal: The Journal of infectious diseases

Published: February 15, 2024

Poor association between 13-valent pneumococcal conjugate vaccine-induced serum and mucosal antibody responses with experimental Streptococcus pneumoniae serotype 6B colonisation.

Poor association between 13-valent pneumococcal conjugate vaccine-induced serum and mucosal antibody responses with experimental Streptococcus pneumoniae serotype 6B colonisation.

Journal: Vaccine

Published: November 10, 2023

Experimental pneumococcal carriage in people living with HIV in Malawi: the first controlled human infection model in a key at-risk population.

Experimental pneumococcal carriage in people living with HIV in Malawi: the first controlled human infection model in a key at-risk population.

Journal: Wellcome open research

Published: October 03, 2023

Effect of 13-valent pneumococcal conjugate vaccine on experimental carriage of Streptococcus pneumoniae serotype 6B in Blantyre, Malawi: a randomised controlled trial and controlled human infection study.

Effect of 13-valent pneumococcal conjugate vaccine on experimental carriage of Streptococcus pneumoniae serotype 6B in Blantyre, Malawi: a randomised controlled trial and controlled human infection study.

Journal: The Lancet. Microbe

Published: December 13, 2022

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Last Updated: 09/26/2026