Exhaled Breath Aerosol Shedding of Highly Transmissible Versus ...

Exhaled breath aerosol shedding of highly transmissible versus prior severe acute respiratory syndrome coronavirus 2 variants.

Alpha, Delta, and Omicron independently evolved high viral aerosol shedding phenotypes, demonstrating convergent evolution.

Evolution of SARS-CoV-2 Shedding in Exhaled Breath Aerosols

Over the course of the COVID-19 pandemic, three highly transmissible lineages evolved and became globally dominant3. One hypothesis to explain.

Exhaled Breath Aerosol Shedding of Highly Transmissible Versus ...

A dominant role of infectious aerosols in transmission of SARS-CoV-2 is supported, with Alpha, Delta, and Omicron independently evolved high viral aerosol ...

Evolution of SARS-CoV-2 Shedding in Exhaled Breath Aerosols

These findings provide additional evidence that inhalation of infectious aerosols is the dominant mode of transmission and emphasize the ...

Exhaled Breath Aerosol Shedding by Highly Transmissible Versus ...

RESULTS: Alpha (n = 4), Delta (n = 3), and Omicron (n = 29) cases shed significantly more viral RNA copies into exhaled breath aerosols than cases infected with ...

How do the rates of SARS-CoV-2 shedding into exhaled breath ...

These findings suggest that a high aerosol viral shedding rate was a feature of highly transmissible SARS-CoV-2 variants.

Exhaled Breath Aerosol Shedding by Highly Transmissible Versus ...

Results Alpha (n = 4), Delta (n = 3), and Omicron (n = 29) cases shed significantly more viral RNA copies into exhaled breath aerosols than cases infected with ...

Relative efficacy of masks and respirators as source control for viral ...

Face masks can effectively reduce risk of transmission of respiratory pathogens by limiting the amount of viral respiratory aerosols emitted into the air by ...

SARS-CoV-2 Omicron variant shedding during respiratory activities

As the world transitions to COVID-19 endemicity, studies focusing on aerosol shedding of highly transmissible SARS-CoV-2 variants of concern ...

Relative efficacy of masks and respirators as source control for viral ...

A duckbill N95 reduced exhaled viral load by 98% (95% CI: 97%–99%), and significantly outperformed a KN95 (p < 0.001) as well as cloth and ...

Exhaled Breath Aerosol Shedding of Highly Transmissible Versus ...

Abstract BackgroundAerosol inhalation is recognized as the dominant mode of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) transmission.

Quantity of SARS-CoV-2 RNA copies exhaled per minute during ...

The paper draws the conclusion that the contagious shedding of the virus via the aerosol route persists at a high level until 8 days after ...

SARS-CoV-2 Omicron variant shedding during respiratory activities

As the world transitions to COVID-19 endemicity, studies focusing on aerosol shedding of highly transmissible SARS-CoV-2 variants of concern (VOCs) are vital ...

Exhaled Breath Aerosol Shedding of Highly Transmissible Versus ...

Exhaled Breath Aerosol Shedding of Highly Transmissible Versus Prior Severe Acute Respiratory Syndrome Coronavirus 2 Variants · About this Attention Score.

Infectious virus in exhaled breath of symptomatic seasonal influenza ...

Viral load in NP swabs was not a significant predictor of aerosol shedding (P = 0.16 for fine and P = 0.48 for coarse aerosols). Temperature measured at the ...

Infectious Severe Acute Respiratory Syndrome Coronavirus 2 ...

Exhaled SARS-CoV-2 aerosols are infectious and evolution is favoring more efficient aerosol ... , et al. Respiratory virus shedding in exhaled breath and efficacy ...

Infectivity of exhaled SARS-CoV-2 aerosols is sufficient to ... - Nature

We quantified the infectivity of exhaled aerosol samples that were collected in a previous study during 10 min of breathing, talking or singing.

Exhaled breath SARS-CoV-2 shedding patterns across variants of ...

Most SARS-CoV-2 transmission takes place early in the infection (Ge et al., 2021; Meyerowitz et al., 2020). This is also when infectious virus is most ...

Respiratory virus shedding in exhaled breath and efficacy of face ...

Our results indicate that aerosol transmission is a potential mode of transmission for coronaviruses as well as influenza viruses and ...