Research Article

Occurrence of Potential Bacterial Pathogens and Their Antimicrobial Susceptibility Patterns Isolated from Herbal Medicinal Products Sold in Different Markets of Gondar Town, Northwest Ethiopia

Table 3

Bacterial profiles isolated from herbal medicinal products sold in different markets in Gondar Town, Northwest Ethiopia, from April 1 to May 25, 2013.

Bacterial isolatesFrequency (%)

Gram negatives
Enterobacter cloacae18 (12)
Enterobacter aerogenes 4 (2.7)
Shigella dysenteriae13 (8.7)
Klebsiella pneumoniae 11 (7.3)
Klebsiella ozaenae 4 (1.7)
Escherichia coli 10 (6.7)
Providencia spp. 12 (8.0)
Citrobacter spp.12 (8.0)
Serratia spp. 5 (3.3)
Acinetobacter spp.4 (2.7)
Salmonella spp.3 (2.0)
Pseudomonas aeruginosa2 (1.3)
Gram positives
Bacillus spp.31 (20.7)
Staphylococcus aureus 10 (6.7)
Staphylococcus epidermidis 5 (3.3)
Staphylococcus saprophyticus2 (1.3)
Streptococcus pyogenes 4 (2.7)

Total150 (100%)