Hospital Universitario de Neiva

Vaccine- and infection-induced pneumococcal and DENV-NS1 antibodies reveal differential transplacental transfer and maternal–infant early exposure burden

Background: Pregnant women and their infants are vulnerable to severe infections with S. pneumoniae and dengue virus (DENV), for which early protection depends on maternally derived antibodies. Infection- and vaccine-induced responses may differ in quality and transfer, with impl...

Subnational Heterogeneity in RSV Seasonality in Tropical Colombia, 2022–2024

Abstract Background RSV transmission in tropical settings is often assumed to occur year-round, and preventive strategies are frequently recommended accordingly. However, sub-national variation in epidemic timing remains incompletely characterized. Granular local surveillance dat...