Standard PCR detection of T. gondii DNA in various samples in this study. M, DNA marker. P, Positive control. N, Negative control. Lanes 1 and 2, Carrot samples. Lanes 3 and 4, Radishes samples. Lanes 5 and 6, lettuce samples. Lanes 7 and 8, fish samples (Tilapia and Mullet). Lanes 9 and 10, Strawberries samples.