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Malaria causes nearly half a million deaths worldwide every year. Ninety percent of them are in sub-Saharan Africa, where poor infrastructure limits delivery of drugs. But now there is worry that those drugs are losing effectiveness as disease strains become resistant. PBS News Hour special correspondent Fred de Sam Lazaro reports from Cambodia, where scientists are researching and tracking new outbreaks.

Woman crossing a river in Cambodia

A Clinically-Oriented Antimicrobial Resistance Surveillance Network 2 (ACORN2): Results from three hospitals in Vietnam

Journal article

Thi HN. et al, (2026), International Journal of Infectious Diseases, 168, 108673 - 108673

Ensuring vaccine cold chain integrity: A rapid and low-cost test for identifying heat-exposed sucrose-containing vaccines

Journal article

Arman BY. et al, (2026), International Journal of Pharmaceutics: X, 11, 100467 - 100467

Rickettsial seropositivity in Lao PDR smallholder livestock farms: Implications for animal and human health.

Journal article

Tawfik C. et al, (2026), One health (Amsterdam, Netherlands), 22

Reconsidering the clinical assessment of resistance to slowly eliminated antimalarial drugs in high-transmission settings

Journal article

White NJ. and Watson JA., (2026), The Lancet Infectious Diseases, 26, e240 - e247

Biosafety without borders: bridging the capacity gap in resource-limited laboratory settings

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Blacksell SD. and Dhawan S., (2026), The Lancet Microbe, 7, 101394 - 101394

Genetic evidence of cross-border Plasmodium vivax spread in a malaria pre-elimination region of South Asia.

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Rai A. et al, (2026), The Journal of infectious diseases

Burden of diarrhoeal diseases among hospitalised patients in Thailand: a retrospective national database analysis (2014-2022).

Journal article

Srisaeng S. et al, (2026), The Lancet regional health. Southeast Asia, 48

Methods for estimating the burden of acute tropical infectious diseases: A scoping review.

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Wang Q. et al, (2026), PLoS neglected tropical diseases, 20

Evaluating anti-infective drugs for acute illness: the legacy of Professor Sir Nicholas White

Journal article

Watson JA. and Schilling WHK., (2026), Philosophical Transactions B, 381

Bacterial quantitation in clinical infection: a systematic review

Journal article

Benjamin A. et al, (2026), Philosophical Transactions B, 381

Comparison of CD4 T-Cell Response in Plasmodium falciparum and vivax Malaria

Journal article

Nalubega M. et al, (2026), The Journal of Infectious Diseases, 233, e891 - e901

Short‐Course Low‐Dose Primaquine for Radical Cure in G6PD ‐Normal Patients in the Pre‐Elimination Context of Nepal

Journal article

Ghimire P. et al, (2026), Tropical Medicine & International Health

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