Un cropped gel picture.

1:Un cropped gel picture showing 100 bp DNA ladder (M) and Brucella genus positive samples having amplicon size of 223 bp (P = Positive control, N = Negative control and positive samples (<a href="http://www.plosone.org/article/info:doi/10.1371/journal.pone.0315206#pone.0315206.s001" target="_blank">S1, S2, S3, S5</a> while negative sample is <a href="http://www.plosone.org/article/info:doi/10.1371/journal.pone.0315206#pone.0315206.s001" target="_blank">S4</a>). 2: Un cropped gel picture showing 100 bp DNA ladder (M) and <i>Brucella abortus</i> positive samples having amplicon size of 133 bp (P = Positive control, N = Negative control and positive samples (<a href="http://www.plosone.org/article/info:doi/10.1371/journal.pone.0315206#pone.0315206.s001" target="_blank">S1, S2, S3, S5</a> while negative sample is <a href="http://www.plosone.org/article/info:doi/10.1371/journal.pone.0315206#pone.0315206.s001" target="_blank">S4</a>). 3: Un cropped gel picture showing 100 bp DNA ladder (M) and <i>Brucella melitensis</i> positive samples having amplicon size of 279 bp (P = Positive control, N = Negative control and positive samples (<a href="http://www.plosone.org/article/info:doi/10.1371/journal.pone.0315206#pone.0315206.s001" target="_blank">S1, S2, S3, S5</a> while negative sample is <a href="http://www.plosone.org/article/info:doi/10.1371/journal.pone.0315206#pone.0315206.s001" target="_blank">S4</a>). (PDF)