Valarie S. Opollo

Kisumu, 40100, Kenya

Last Updated: 09/26/2026

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Found 20 publications

Oligonucleotide Ligation Assay (OLA)-Simple: Field Implementation, Usability, and Performance of a near Point-of-Care HIV Drug Resistance Assay in Kenya.

Oligonucleotide Ligation Assay (OLA)-Simple: Field Implementation, Usability, and Performance of a near Point-of-Care HIV Drug Resistance Assay in Kenya.

Journal: Laboratories

Published: April 06, 2026

Leveraging remnant viral load samples for SARS-CoV-2 antibody seroprevalence trends among PLHIV in Kenya, February 2021-October 2022: a cross-sectional surveillance survey.

Leveraging remnant viral load samples for SARS-CoV-2 antibody seroprevalence trends among PLHIV in Kenya, February 2021-October 2022: a cross-sectional surveillance survey.

Journal: BMJ public health

Published: December 09, 2025

Navigating the HIV continuum of care from treatment to retention strategies in Carnot, Central African Republic: a sequential explanatory mixed-methods study.

Navigating the HIV continuum of care from treatment to retention strategies in Carnot, Central African Republic: a sequential explanatory mixed-methods study.

Journal: BMJ global health

Published: November 04, 2025

Interest in Oral Pre-exposure Prophylaxis Among Men Who Have Sex with Men and Transfeminine Persons in HPTN 075, a Multi-center HIV Prevention Study in Sub-Saharan Africa (2015-2017).

Interest in Oral Pre-exposure Prophylaxis Among Men Who Have Sex with Men and Transfeminine Persons in HPTN 075, a Multi-center HIV Prevention Study in Sub-Saharan Africa (2015-2017).

Journal: AIDS and behavior

Published: September 13, 2024

Menstrual cups and cash transfer to reduce sexual and reproductive harm and school dropout in adolescent schoolgirls in western Kenya: a cluster randomised controlled trial.

Menstrual cups and cash transfer to reduce sexual and reproductive harm and school dropout in adolescent schoolgirls in western Kenya: a cluster randomised controlled trial.

Journal: EClinicalMedicine

Published: April 21, 2023

A Partially Multiplexed HIV Drug Resistance (HIVDR) Assay for Monitoring HIVDR Mutations of the Protease, Reverse-Transcriptase (PRRT), and Integrase (INT).

A Partially Multiplexed HIV Drug Resistance (HIVDR) Assay for Monitoring HIVDR Mutations of the Protease, Reverse-Transcriptase (PRRT), and Integrase (INT).

Journal: Microbiology spectrum

Published: May 05, 2022

Two-fold increase in the HIV viral load suppression rate along with decreased incidence over six years in Ndhiwa sub-county, Kenya.

Two-fold increase in the HIV viral load suppression rate along with decreased incidence over six years in Ndhiwa sub-county, Kenya.

Journal: Tropical medicine & international health : TM & IH

Published: October 12, 2021

Mortuary and hospital-based HIV mortality surveillance among decedents in a low-resource setting: lessons from Western Kenya.

Mortuary and hospital-based HIV mortality surveillance among decedents in a low-resource setting: lessons from Western Kenya.

Journal: BMC public health

Published: April 23, 2021

High Prevalence of NRTI and NNRTI Drug Resistance Among ART-Experienced, Hospitalized Inpatients.

High Prevalence of NRTI and NNRTI Drug Resistance Among ART-Experienced, Hospitalized Inpatients.

Journal: Journal of acquired immune deficiency syndromes (1999)

Published: April 14, 2021

Evaluation of the Performance of OraQuick Rapid HIV-1/2 Test Among Decedents in Kisumu, Kenya.

Evaluation of the Performance of OraQuick Rapid HIV-1/2 Test Among Decedents in Kisumu, Kenya.

Journal: Journal of acquired immune deficiency syndromes (1999)

Published: March 19, 2021

Factors associated with the prevalence of HIV, HSV-2, pregnancy, and reported sexual activity among adolescent girls in rural western Kenya: A cross-sectional analysis of baseline data in a cluster randomized controlled trial.

Factors associated with the prevalence of HIV, HSV-2, pregnancy, and reported sexual activity among adolescent girls in rural western Kenya: A cross-sectional analysis of baseline data in a cluster randomized controlled trial.

Journal: PLoS medicine

Published: January 29, 2021

The effect of TB treatment on health-related quality of life for people with advanced HIV.

The effect of TB treatment on health-related quality of life for people with advanced HIV.

Journal: The international journal of tuberculosis and lung disease : the official journal of the International Union against Tuberculosis and Lung Disease

Published: November 06, 2020

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Last Updated: 09/26/2026