الملخص

ABSTRACT One hundered samples of rhinitis and another 50 samples of apparently healthy individuals were collected a control then inoculated in culture media (Nutrient agar, Mac Conkey agar, Blood agar and Choclate agar). The biochemical, morphological, cultural tests were done on grown bacterial colonies. The following bacteria were isolated Staphylococcus aureus, Klebsiella pneumoniae, Staphylococcus epidermidis, Escherichia coli, Moraxella catarrhalis, Streptococcus pneumoniae, Corynebactrium diphtheriae, Corynebactrium pseudodiphtheriticum. The results showed the predominance of Staphylococcus aureus, Klebsiella pneumoniae that were isolated in percentage of (44%), (20%) respectively from patients. The results in healthy individuals showed the predominance of Staphylococcus epidermidis in noses of healthy people which were isolated in (66%) of cases.