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. 2005 Jun 16;128(1):156–161. doi: 10.1016/j.jviromet.2005.03.022

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Copyright © 2005 Elsevier B.V. All rights reserved.

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Fig. 1 — Amplification of SARS-CoV RNA samples recovered from sewage before disinfection from Xiao Tang Shan Hospital by semi-nested PCR. (M) DNA marker (pUC19 DNA/MSP I Marker); (A) positive control of SARS-CoV, 348 bp; (B) negative control; (C–G) the samples of 11–15 June.