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One-Year Surveillance of SARS-CoV-2 and Rotavirus in Water Matrices from a Hot Spring Area.
Salvo, M; Azambuya, J; Baccardatz, N; Moriondo, A; Blanco, R; Martinez, M; Direnna, M; Bertolini, G; Gamazo, P; Colina, R; Alvareda, E; Victoria, M.
  • Salvo M; Water Department, Centro Universitario Regional Litoral Norte, Universidad de La República, Rivera 1350, 50000, Salto, CP, Uruguay.
  • Azambuya J; Administración de Las Obras Sanitarias del Estado, Salto, Uruguay.
  • Baccardatz N; Administración de Las Obras Sanitarias del Estado, Salto, Uruguay.
  • Moriondo A; Ministry of Public Health, Salto, Uruguay.
  • Blanco R; Ministry of Public Health, Salto, Uruguay.
  • Martinez M; Intendencia de Salto, Salto, Uruguay.
  • Direnna M; Intendencia de Salto, Salto, Uruguay.
  • Bertolini G; Intendencia de Salto, Salto, Uruguay.
  • Gamazo P; Water Department, Centro Universitario Regional Litoral Norte, Universidad de La República, Rivera 1350, 50000, Salto, CP, Uruguay.
  • Colina R; Laboratory of Molecular Virology, Centro Universitario Regional Litoral Norte, Universidad de la República, Rivera 1350, 50000, Salto, CP, Uruguay.
  • Alvareda E; Water Department, Centro Universitario Regional Litoral Norte, Universidad de La República, Rivera 1350, 50000, Salto, CP, Uruguay. alvareda@fq.edu.uy.
  • Victoria M; Laboratory of Molecular Virology, Centro Universitario Regional Litoral Norte, Universidad de la República, Rivera 1350, 50000, Salto, CP, Uruguay. matvicmon@yahoo.com.
Food Environ Virol ; 14(4): 401-409, 2022 Dec.
Article in English | MEDLINE | ID: covidwho-2048597
ABSTRACT
The pandemic of Coronavirus Disease 2019 (COVID-19) caused by the Severe Acute Respiratory Syndrome Coronavirus 2 (SARS-CoV-2) is still impacting not only on human health but also all economic activities, especially in those related to tourism. In this study, in order to characterize the presence of SARS-CoV-2 in a hot spring park in Uruguay, swimming pools water, wastewater, and surface water from this area were analyzed by quantitative PCR. Wastewater from Salto city located next to the hydrothermal spring area was also evaluated as well as the presence of Rotavirus (RV). Overall, SARS-CoV-2 was detected in 13% (13/102) of the analyzed samples. Moreover, this virus was not detected in any of the samples from the swimming pools water and was present in 18% (3/17) of wastewater samples from the hotels area showing the same trend between the titer of SARS-CoV-2 and the number of infected people in Salto city. SARS-CoV-2 was also detected in wastewater samples (32% (11/34)) from Salto city, detecting the first positive sample when 105 persons were positive for SARS-CoV-2. Rotavirus was detected only in 10% (2/24) of the wastewater samples analyzed in months when partial lockdown measures were taken, however, this virus was detected in nearly all wastewater samples analyzed when social distancing measures and partial lockdown were relaxed. Wastewater results confirmed the advantages of using the detection and quantification of viruses in this matrix in order to evaluate the presence of these viruses in the population, highlighting the usefulness of this approach to define and apply social distancing. This study suggests that waters from swimming pools are not a source of infection for SARS-CoV-2, although more studies are needed including infectivity assays in order to confirm this statement.
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Full text: Available Collection: International databases Database: MEDLINE Main subject: Rotavirus / Hot Springs / COVID-19 Type of study: Experimental Studies Limits: Humans Language: English Journal: Food Environ Virol Year: 2022 Document Type: Article Affiliation country: S12560-022-09537-w

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Full text: Available Collection: International databases Database: MEDLINE Main subject: Rotavirus / Hot Springs / COVID-19 Type of study: Experimental Studies Limits: Humans Language: English Journal: Food Environ Virol Year: 2022 Document Type: Article Affiliation country: S12560-022-09537-w