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Fig. 1 | Malaria Journal

Fig. 1

From: Risk of transfusion-transmitted malaria: evaluation of commercial ELISA kits for the detection of anti-Plasmodium antibodies in candidate blood donors

Fig. 1

Qualitative comparison of the results obtained with ELISA and IFAT. The results obtained with the five ELISA kits and with the IFAT reference standard on N = 64 serum samples from malaria patients are reported. For IFAT, samples were classified as negative if IFAT titre = 0, or positive if IFAT titre ≥ 20; IFAT titres are reported on the left of the graph. For ELISA, samples were classified as negative, positive or “grey zone” according to the indications of the manufacturer of each kit

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