Figure 1From: A method for the identification of guinea pig blood meal in the Chagas disease vector, Triatoma infestansEthidium bromide stained agarose gel of PCR amplified SINE guinea pig DNA. Template DNAs for each lane were: 1 100 bp size standard, (+) guinea pig positive control, (-) PCR negative control (no template), 2 – 9 1, 3, 9, 15, 18, 24, 30 and 40 hours after feeding. Value on the left is in basepairs (bp).Back to article page