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Water Quality

PMMoV shows remarkable genetic stability, supporting its use as a water quality indicator

"Genetic Evaluation of Pepper Mild Mottle Virus as an Indicator in Water Quality Monitoring and Human Fecal Contamination in Swedish Waters." — Food and environmental virology, 2026

April 16, 2026by AI Curated

PMMoV shows remarkable genetic stability, supporting its use as a water quality indicator

What they found

PMMoV was consistently detected in Swedish wastewater and lake water, with levels 4-7 log₁₀ higher in wastewater. Genetic analysis showed extremely high nucleotide identities (>96%) over time and across water types.

What they studied

Researchers investigated PMMoV presence and genetic diversity in Swedish wastewater, lake water, and raw drinking water from 2016-2024 to assess its potential as a fecal contamination indicator.

Takeaways

The abstract focuses on findings regarding PMMoV's genetic stability and presence; it does not give personal how-to steps.

About this paper

This study conducted a genetic evaluation of PMMoV across various Swedish water environments, including wastewater, lake water, and raw drinking water, over an extended period (2016-2024). The authors note that potential non-human sources for PMMoV suggest caution in its use solely for human fecal contamination.

wastewaterlake waterdrinking waterviral indicatorswedenfecal contaminationgeneticscurated

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