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. 2020 Nov 7;489:112909. doi: 10.1016/j.jim.2020.112909

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Fig. 1 — Visual interpretation of 2019-nCoV IgG/IgM Detection Kit (Colloidal Gold). Any intensity of red color change in the IgM and IgG test regions is considered a positive result. Plasma results: A. IgM (+) IgG (−), B. IgM (+) IgG (−), C. IgM (+) IgG (+), D. IgM (−) IgG (+), E. IgM (+) IgG (+), F. IgM (−) IgG (−). Capillary blood results: G. IgM (+) IgG (+), H. IgM (−) IgG (+), I. IgM (−) IgG (+), J. IgM (−) IgG (−). (For interpretation of the references to color in this figure legend, the reader is referred to the web version of this article.)