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Standardisation of strips. (a) Images of strips, The C line is top line and T line is bottom line. 1 = 0 ng/mL; 2 = 2 ng/mL, 3 = 5 ng/mL, 4 = 10 ng/mL, 5 = 25 ng/mL, and 6 = 50 ng/mL, n = 6. (b) Normalisation of concentration of AFB1 and Ratio of density of T line/C line.
