On the concentration of SARS-CoV-2 in outdoor air and the interaction with pre-existing atmospheric particles.
Aerosol
Airborne virus transmission
COVID-19
Coagulation
Coronavirus
SARS-CoV-2
Journal
Environmental research
ISSN: 1096-0953
Titre abrégé: Environ Res
Pays: Netherlands
ID NLM: 0147621
Informations de publication
Date de publication:
Feb 2021
Feb 2021
Historique:
received:
29
06
2020
revised:
13
11
2020
accepted:
04
12
2020
pubmed:
12
12
2020
medline:
3
2
2021
entrez:
11
12
2020
Statut:
ppublish
Résumé
The spread of SARS-CoV-2 by contact (direct or indirect) is widely accepted, but the relative importance of airborne transmission is still controversial. Probability of outdoor airborne transmission depends on several parameters, still rather uncertain: virus-laden aerosol concentrations, viability and lifetime, minimum dose necessary to transmit the disease. In this work, an estimate of outdoor concentrations in northern Italy (region Lombardia) was performed using a simple box model approach, based on an estimate of respiratory emissions, with a specific focus for the cities of Milan and Bergamo (Italy). In addition, the probability of interaction of virus-laden aerosol with pre-existing particles of different sizes was investigated. Results indicate very low (<1 RNA copy/m
Identifiants
pubmed: 33307081
pii: S0013-9351(20)31500-0
doi: 10.1016/j.envres.2020.110603
pmc: PMC7833947
pii:
doi:
Substances chimiques
Aerosols
0
Types de publication
Journal Article
Langues
eng
Sous-ensembles de citation
IM
Pagination
110603Informations de copyright
Copyright © 2020 Elsevier Inc. All rights reserved.
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