Dried blood spots (left) and buffy coats (right) on labelled filter papers.

<p>Dried blood spots (left) and buffy coats (right) on labelled filter papers.</p

Laboratory material used for the processing of the samples.

<p>Laboratory material used for the processing of the samples.</p

Output of the <i>DPn</i>II-PCR-RFLP with lanes 1, 6, and 10 as size markers (100-bp ladder), lanes 2, 3, 4, 5, and 7 as sensitive profiles (one band), lane 8 as resistant profile (two bands), and lane 9 as mixed profile (three bands).

<p>Output of the <i>DPn</i>II-PCR-RFLP with lanes 1, 6, and 10 as size markers (100-bp ladder), lanes 2, 3, 4, 5, and 7 as sensitive profiles (one band), lane 8 as resistant profile (two bands), and lane 9 as mixed profile (three bands).</p