Figure 1. PCR for the detection of the invA gene fragments amplified from Salmonella isolates. Lane 1= 100bp marker; Lanes 2-14= invA gene amplified from Salmonella isolates obtained from beef samples; Lane 15=Negative control (No template DNA) sample

From

Use of invA Gene Specific PCR Analysis for the Detection of Virulent Salmonella Species in Beef Products in the North West Province, South Africa

Collins Njie Ateba, Biotumelo Mochaiwa

Journal of Food and Nutrition Research. 2014, 2(6), 294-300 doi:10.12691/jfnr-2-6-5