Unlocking Pandemic Mysteries: How Spillover Events Shape Viral Futures

A study examines the potential for viruses to trigger pandemics in species not previously exposed. It highlights infection prevalence and virus shedding as critical factors in understanding spillover events, providing valuable insights to better allocate public health resources in the prevention of future pandemics.


Devdiscourse News Desk | New Delhi | Updated: 22-08-2025 14:04 IST | Created: 22-08-2025 14:04 IST
Unlocking Pandemic Mysteries: How Spillover Events Shape Viral Futures
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In groundbreaking research, scientists have delved into the mechanics of how viruses can spark pandemics in species that have not encountered them before. Key findings suggest that infection prevalence and the amount of virus shed by the host are crucial factors in predicting the spread and persistence of viral outbreaks.

This study offers imperative insights into the phenomenon known as 'spillover', where viruses transfer from one species to another, potentially leading to widespread disease. Such investigations are pivotal in prioritizing public health initiatives and resources aimed at curbing future pandemics.

Published in the journal PLOS Biology, the research involved inducing a spillover in the Caenorhabditis worm species using the Orsay virus. Observations revealed that early epidemiological traits could significantly influence the outcome of viral spillovers, guiding efforts to prevent pandemics.

(With inputs from agencies.)

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