Fig. 2From: Bacterial isolation and antibiotic susceptibility from diabetic foot ulcers in Kenya using microbiological tests and comparison with RT-PCR in detection of S. aureus and MRSAQuantitation data for Cycling A (PCR Reports). As shown in this figure, the Ct used was ≥ 20 since the exponential of the sigmoid curve of the Internal Control (Orange Channel) begins at this pointBack to article page