Gel electrophoresis detection of ESBL-producing genes among E. coli and K. pneumoniae isolates.

Results by lane: 1- ladder (100bp); 2- K. pneumoniae (ATCC 700603) CTX-M-15+SHV-38 genes; 3-E. coli (ATCC 25922); 4-Undetected; 5,6,10,14,17- CTX-M-15+SHV-38 genes; 13,15,20- SHV-38 gene; 7,16,19- CTX-M-15 +TEM-1 genes; 8,11,12,18- TEM-1 gene.