Co-Infection Dynamics of Helminths and Plasmodium

Co-infection with helminth parasites and Plasmodium species remains a pervasive challenge in tropical and subtropical regions, where overlapping endemicity shapes both individual patient outcomes and public-health strategies. Helminths, including soil-transmitted species and schistosomes, exert profound immunomodulatory effects that can alter the host response to malaria. These interactions may attenuate or exacerbate clinical manifestations, from asymptomatic parasitaemia and altered cytokine signatures to severe anaemia and coagulation disturbances. Coinfected hosts often present a skewed balance between type 1 cell-mediated immunity, critical for clearing Plasmodium, and type 2 responses, typically associated with helminth tolerance. At a population level, polyparasitism influences malaria transmission dynamics, vaccine efficacy and the design of integrated control measures. Recent advances in field epidemiology, laboratory modelling and high-throughput immune profiling have begun to delineate the mechanistic underpinnings of these complex host-parasite networks, highlighting the global imperative for coordinated interventions that address both malaria and helminthiases concurrently.

Research from Nature Portfolio

A comparative cross-sectional study assessed biochemical and coagulation changes in individuals with malaria–Schistosoma mansoni co-infection. Patients harbouring both parasites exhibited significantly elevated liver transaminases, bilirubin fractions and creatinine levels, alongside prolonged prothrombin and activated partial thromboplastin times. Thrombocytopenia was more pronounced in co-infected subjects than in those with malaria alone. The work underscores the added diagnostic and prognostic value of routine biochemical and clotting assays in areas where helminths and Plasmodium co-circulate, and advocates for their inclusion in clinical algorithms to reduce morbidity and improve case management.

Co-Infection Dynamics of Helminths and Plasmodium publication trend

The graph below shows the total number of articles in co-infection dynamics of helminths and plasmodium across all publications each year (not limited to Nature Index journals).

Technical terms

Co-infection: Concurrent infection of a single host by two or more pathogen species.

Cytokine: Small signalling protein secreted by immune cells that regulates inflammation and host defence.

Th1/Th2 polarization: Divergent helper T-cell response patterns, where Th1 supports cellular immunity and Th2 favours humoral and allergic responses.

Coagulation profile: Series of laboratory assays (e.g. prothrombin time, platelet count) evaluating the blood’s ability to clot.

Polyparasitism: Simultaneous infection with multiple parasitic species within the same host.

References

1. Status of selected biochemical and coagulation profiles and platelet count in malaria and malaria-Schistosoma mansoni co-infection among patients attending at Dembiya selected Health Institutions, Northwest Ethiopia. Scientific Reports (2024).
2. Distinct cytokine profiles in malaria coinfections: A systematic review. PLOS Neglected Tropical Diseases (2023).
3. Prevalence of malaria-helminth co-infections among children living in a setting of high coverage of standard interventions for malaria and helminths: Two population-based studies in Senegal. Frontiers in Public Health (2023).
4. Co-infection of Plasmodium falciparum and Schistosoma mansoni is associated with anaemia. Malaria Journal (2023).