Specific Lipopolysaccharide Serotypes Induce Differential Maternal and Neonatal Inflammatory Responses in a Murine Model of Preterm Labor

Intrauterine inflammation is recognized as a key mediator of both normal and preterm birth but is also associated with neonatal neurological injury. Lipopolysaccharide (LPS) is often used to stimulate inflammatory pathways in animal models of infection/inflammation-induced preterm labor; however, inconsistencies in maternal and neonatal responses to LPS are frequently reported. We hypothesized that LPS serotype-specific […]

Association between internal migration and epidemic dynamics: An analysis of cause-specific mortality in Kenya and South Africa using health and demographic surveillance data

Background: Many low- and middle-income countries are facing a double burden of disease with persisting high levels of infectious disease, and an increasing prevalence of non-communicable disease (NCD). Within these settings, complex processes and transitions concerning health and population are underway, altering population dynamics and patterns of disease. Understanding the mechanisms through which changing socioeconomic […]

Burden of mortality linked to community-nominated priorities in rural South Africa

Background: Community knowledge is a critical input for relevant health programmes and strategies. How community perceptions of risk reflect the burden of mortality is poorly understood. Objective: To determine the burden of mortality reflecting community-nominated health risk factors in rural South Africa, where a complex health transition is underway. Methods: Three discussion groups (total 48 […]

Causal Pathways from Enteropathogens to Environmental Enteropathy: Findings from the MAL-ED Birth Cohort Study

Background Environmental enteropathy (EE), the adverse impact of frequent and numerous enteric infections on the gut resulting in a state of persistent immune activation and altered permeability, has been proposed as a key determinant of growth failure in children in low- and middle-income populations. A theory-driven systems model to critically evaluate pathways through which enteropathogens, […]

“I Don’t Know where I Have to Knock for Support”: A Mixed-Methods Study on Perceptions and Experiences of Single Mothers Raising Children in the Democratic Republic of Congo

Introduction and Objectives: It is well-documented that single mothers in sub-Saharan Africa face unique psychosocial challenges which can lead to child health and developmental disadvantages, often impacting life trajectories for both the mother and child. Years of instability, conflict, and widespread poor governance within the Democratic Republic of Congo (DRC) have resulted in magnified challenges […]

Community-level effect of the reproductive health vouchers program on out-of-pocket spending on family planning and safe motherhood services in Kenya

Background: Although vouchers can protect individuals in low-income countries from financial catastrophe and impoverishment arising from out-of-pocket expenditures on healthcare, their effectiveness in achieving this goal depends on whether both service and transport costs are subsidized as well as other factors such as service availability in a given locality and community perceptions about the quality […]

Detection of foci of residual malaria transmission through reactive case detection in Ethiopia

Background: Sub-microscopic and asymptomatic infections could be bottlenecks to malaria elimination efforts in Ethiopia. This study determined the prevalence of malaria, and individual and household-level factors associated with Plasmodium infections obtained following detection of index cases in health facilities in Jimma Zone. Methods: Index malaria cases were passively detected and tracked in health facilities from […]

Investigating mediators of the poor pneumonia outcomes of human immunodeficiency virus–exposed but uninfected children

Background. Human immunodeficiency virus–exposed but uninfected (HIV-EU) children have a higher mortality rate than the children of HIV-negative mothers (HIV-unexposed). Causal mediators of the poor health outcomes of HIV-EU children remain poorly defined. Methods. We conducted a hospital-based prospective cohort study of children aged 1 to 23 months with clinically defined pneumonia. The children were […]

The association between men’s family planning networks and contraceptive use among their female partners: an egocentric network study in Madagascar

Background: Ensuring women have information, support and access to family planning (FP) services will allow women to exercise their reproductive autonomy and reduce maternal mortality, which remains high in countries such as Madagascar. Research shows that women’s social networks – their ties with partners, family members, friends, and providers – affect their contraceptive use. Few […]

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