dc.contributor.author | Blanco, Sebastián | |
dc.contributor.author | Aguilar, Juan Javier | |
dc.contributor.author | Konigheim, Brenda Salomé | |
dc.contributor.author | Diaz, Luis Adrián | |
dc.contributor.author | Spinsanti, Lorena | |
dc.contributor.author | Beranek, Mauricio | |
dc.contributor.author | Collino, César | |
dc.contributor.author | Diaz, Miguel | |
dc.contributor.author | Barbás, María Gabriela | |
dc.contributor.author | Gallego, Sandra Verónica | |
dc.date.accessioned | 2021-09-01T11:44:14Z | |
dc.date.available | 2021-09-01T11:44:14Z | |
dc.date.issued | 2021-05-08 | |
dc.identifier.citation | Sebastián Blanco, Juan Javier Aguilar, Brenda Salomé Konigheim, Luis Adrian Diaz, Lorena Spinsanti, Mauricio Beranek, César Collino, Lab Central Córdoba working group, Miguel Diaz, María Gabriela Barbás, Sandra Verónica Gallego, The extent of infectious SARS-CoV-2 shedding in an Argentinean cohort, Journal of Public Health, 2021;, fdab145, https://doi.org/10.1093/pubmed/fdab145 | es |
dc.identifier.issn | 1741-3850 | |
dc.identifier.uri | http://hdl.handle.net/11086/20033 | |
dc.identifier.uri | https://academic.oup.com/jpubhealth/advance-article/doi/10.1093/pubmed/fdab145/6272006?searchresult=1 | |
dc.description.abstract | Background: To analyze the infectious extent of severe acute respiratory syndrome coronavirus 2 (SARS-COV-2) in different settings where prevention strategies are critical to limit infection spread, we evaluated SARS-COV-2 viability to guide public health policies regarding isolation criteria and infection control.
Methods: We attempted viral isolation in 82 nasopharyngeal swabs from 72 patients with conrmed SARS-COV-2 infection. Study population was divided into four groups: (i) Patients during the rst week of symptoms; (ii) Patients with prolonged positive PCR; (iii) Healthcare workers from a hospital participating of an outbreak investigation, with SARS-COV-2 infection conrmed by reverse transcriptase polymerase chain reaction (RT-PCR) and (iv) Recipients of convalescent immune plasma (CIP). Vero Cl76 cell-line (ATCC CRL-587) was used in assays for virus isolation. Plasma samples of CIP recipients were also tested with plaque-reduction neutralization test.
Results: We obtained infectious SARS-COV-2 isolates from 15/84 nasopharyngeal swabs. The virus could not be isolated from upper respiratory tract samples collected 10-day after onset of symptoms (AOS) in patients with mild–moderate disease.
Conclusion: The knowledge of the extent of SARS-CoV-2 infectivity AOS is relevant for effective prevention measures. This allows to discuss criteria for end isolation despite persistence of positive PCR and improve timing for hospital discharge with consequent availability of critical beds. | es |
dc.language.iso | eng | es |
dc.rights | Attribution-NonCommercial-NoDerivatives 4.0 Internacional | * |
dc.rights.uri | http://creativecommons.org/licenses/by-nc-nd/4.0/ | * |
dc.subject | Infectivity | es |
dc.subject | Isolation | es |
dc.subject | Covid 19 | es |
dc.subject | SARS-CoV-2 | es |
dc.subject | Public health Polymerase chain Reaction | es |
dc.subject | Reverse transcriptase polymerase chain reaction | es |
dc.subject | Infections | es |
dc.subject | Public health medicine | es |
dc.subject | Viruses | es |
dc.subject | Pathogenicity | es |
dc.subject | Viral isolation | es |
dc.title | The extent of infectious SARS-CoV-2 shedding in an Argentinean cohort | es |
dc.type | article | es |
dc.description.version | publishedVersion | es |
dc.description.fil | Fil: Blanco, Sebastián. Universidad Nacional de Córdoba. Facultad de Ciencias Médicas. Instituto de Virología Dr. José María Vanella; Argentina. | es |
dc.description.fil | Fil: Aguilar, Juan Javier. Universidad Nacional de Córdoba. Facultad de Ciencias Médicas. Instituto de Virología Dr. José María Vanella; Argentina. | es |
dc.description.fil | Fil: Konigheim, Brenda Salomé. Universidad Nacional de Córdoba. Facultad de Ciencias Médicas. Instituto de Virología Dr. José María Vanella; Argentina. | es |
dc.description.fil | Fil: Konigheim, Brenda Salomé. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina. | es |
dc.description.fil | Fil: Diaz, Luis Adrián. Universidad Nacional de Córdoba. Facultad de Ciencias Médicas. Instituto de Virología Dr. José María Vanella; Argentina. | es |
dc.description.fil | Fil: Diaz, Luis Adrián. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina. | es |
dc.description.fil | Fil: Spinsanti, Lorena. Universidad Nacional de Córdoba. Facultad de Ciencias Médicas. Instituto de Virología Dr. José María Vanella; Argentina. | es |
dc.description.fil | Fil: Beranek, Mauricio. Universidad Nacional de Córdoba. Facultad de Ciencias Médicas. Instituto de Virología Dr. José María Vanella; Argentina. | es |
dc.description.fil | Fil: Beranek, Mauricio. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina. | es |
dc.description.fil | Fil: Collino, César. Hospital Guillermo Rawson, Córdoba; Argentina. | es |
dc.description.fil | Fil: Diaz, Miguel. Hospital Guillermo Rawson, Córdoba; Argentina. | es |
dc.description.fil | Fil: Barbás, María Gabriela. Ministerio de Salud de la Provincia de Córdoba. Secretaria de Prevención y Promoción de la Salud; Argentina. | es |
dc.description.fil | Fil: Gallego, Sandra Verónica. Universidad Nacional de Córdoba. Facultad de Ciencias Médicas. Instituto de Virología Dr. José María Vanella; Argentina. | es |
dc.description.fil | Fil: Gallego, Sandra Verónica. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina. | es |
dc.journal.city | Oxford | es |
dc.journal.country | Reino Unido | es |
dc.journal.editorial | Oxford University Press | es |
dc.journal.number | fdab145 | es |
dc.journal.title | Journal of Public Health | es |