Analysis of bacterial flora composition in investigated
university rooms revealed dominating contributions
of bacteria from the following genera: Micrococcus spp.,
Bacillus spp., Staphylococcus spp. (e.g. Staphylococcus
aureus), Sarcina spp., and Serratia spp. Also some Gram
negative bacteria belonging to Escherichia genus were
isolated from indoor air of toilets.