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Severe acute respiratory syndrome diagnostics using a coronavirus protein microarray

Heng Zhu, Shaohui Hu, Ghil Jona, Xiaowei Zhu, Nate Kreiswirth, Barbara M. Willey, Tony Mazzulli, Guozhen Liu, Qifeng Song, Peng Chen, Mark Cameron, Andrea Tyler, Jian Wang, Jie Wen, Weijun Chen, Susan Compton, Michael Snyder

Research output: Journal Publications and ReviewsRGC 21 - Publication in refereed journalpeer-review

Abstract

To monitor severe acute respiratory syndrome (SARS) infection, a coronavirus protein microarray that harbors proteins from SARS coronavirus (SARS-CoV) and five additional coronaviruses was constructed. These microarrays were used to screen ≈400 Canadian sera from the SARS outbreak, including samples from confirmed SARS-CoV cases, respiratory illness patients, and healthcare professionals. A computer algorithm that uses multiple classifiers to predict samples from SARS patients was developed and used to predict 206 sera from Chinese fever patients. The test assigned patients into two distinct groups: those with antibodies to SARS-CoV and those without. The microarray also identified patients with sera reactive against other coronavirus proteins. Our results correlated well with an indirect immunofluorescence test and demonstrated that viral infection can be monitored for many months after infection. We show that protein microarrays can serve as a rapid, sensitive, and simple tool for large-scale identification of viral-specific antibodies in sera. © 2006 by The National Academy of Sciences of the USA.
Original languageEnglish
Pages (from-to)4011-4016
JournalPNAS: Proceedings of the National Academy of Sciences of the United States of America
Volume103
Issue number11
DOIs
Publication statusPublished - 14 Mar 2006
Externally publishedYes

Bibliographical note

Publication details (e.g. title, author(s), publication statuses and dates) are captured on an “AS IS” and “AS AVAILABLE” basis at the time of record harvesting from the data source. Suggestions for further amendments or supplementary information can be sent to [email protected].

UN SDGs

This output contributes to the following UN Sustainable Development Goals (SDGs)

  1. SDG 3 - Good Health and Well-being
    SDG 3 Good Health and Well-being

Research Keywords

  • Infectious disease
  • Protein chip
  • Virus diagnostics

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