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How market integration impacts human disease ecology
Lev Kolinski1, Tyler M Barrett1, Randall A Kramer2,3
1Department of Evolutionary Anthropology, Duke University, Durham, NC, USA.
Abstract:
Market integration (MI), or the shift from subsistence to market-based livelihoods, profoundly influences health, yet its impacts on infectious diseases remain underexplored. Here, we synthesize the current understanding of MI and infectious disease to stimulate more research, specifically aiming to leverage concepts and tools from disease ecology and related fields to generate testable hypotheses. Embracing a One Health perspective, we examine both human-to-human and zoonotic transmission pathways in their environmental contexts to assess how MI alters infectious disease exposure and susceptibility in beneficial, detrimental and mixed ways. For human-to-human transmission, we consider how markets expand contact networks in ways that facilitate infectious disease transmission while also increasing access to hygiene products and housing materials that likely reduce infections. For zoonotic transmission, MI influences exposures to pathogens through agricultural intensification and other market-driven processes that may increase or decrease human encounters with disease reservoirs or vectors in their shared environments. We also consider how MI-driven changes in noncommunicable diseases affect immunocompetence and susceptibility to infectious disease. Throughout, we identify statistical, survey and laboratory methods from ecology and the social sciences that will advance interdisciplinary research on MI and infectious disease.
Insights
Market integration (MI) impacts health by altering infectious disease dynamics. This study synthesizes current knowledge, proposing research using disease ecology and One Health approaches to understand transmission pathways and susceptibility.
Area of Science:
- * One Health
- * Disease Ecology
- * Global Health
Background:
- * Market integration (MI), the transition from subsistence to market economies, significantly impacts population health.
- * The specific effects of MI on infectious disease dynamics, including human-to-human and zoonotic transmissions, are not fully understood.
- * Understanding these impacts is crucial for public health interventions in developing and transitioning economies.
Purpose of the Study:
- * To synthesize current knowledge on the relationship between market integration and infectious diseases.
- * To stimulate interdisciplinary research by generating testable hypotheses using disease ecology and One Health frameworks.
- * To explore how MI influences both human-to-human and zoonotic infectious disease transmission pathways.
Main Methods:
- * Literature synthesis and conceptual review of existing research on market integration and infectious diseases.
- * Application of disease ecology principles to analyze transmission routes and environmental factors.
- * Integration of a One Health perspective to consider human, animal, and environmental health interconnections.
Main Results:
- * Market integration presents mixed impacts: expanding social networks can increase human-to-human transmission, while improved access to goods may reduce it.
- * For zoonotic diseases, MI-driven agricultural changes can alter human exposure to pathogens and vectors in shared environments.
- * MI-related shifts in noncommunicable diseases may affect immunocompetence, influencing susceptibility to infectious agents.
Conclusions:
- * Market integration profoundly alters infectious disease risks through complex, context-dependent pathways.
- * Interdisciplinary approaches, combining ecology and social sciences, are essential for robust research in this area.
- * Further research is needed to develop targeted public health strategies addressing MI's multifaceted health consequences.
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