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. 2000 May;38(5):1767–1771. doi: 10.1128/jcm.38.5.1767-1771.2000

FIG. 1.

FIG. 1

Amplification of lngA in ETEC strains. (A) Ethidium bromide-stained agarose gel of lngA PCR-amplified products from prototype ETEC strains using the primers JG1 and JG2. Lanes: 1, 1-kbp ladder; 2, E9034A; 3, E9034P (negative control); 4, B2C; 5, M633C1; 6, M447-C4; 7, H10407A (negative control); 8, B7A; 9, M415C1, 10, M111C5; 11, M452C1; 12, E34420A; 13, Z128-6; 14, V. cholerae O395 (negative control). (B) Amplification of lngA in clinical isolates from various countries. Lane 1, D117-5; 2, D56C1; 3, 11381a; 4, BD1; 5, BD2; 6, D226C1(−); 7, BD3; 8, BD4; 9, C117C2(−); 10, BD5; 11, D89C2 (−); 12, 10001a; 13, 10154a. (−) denotes lack of amplification product.