Table 3.
Aerobic bacteria and fungi isolated from indoor air of a hospital ward during different months of a year
| s. no. | Sampling month |
Media used |
Exposed plate method |
Impinger method | Filter method |
| 1 | March2008 | BA | Micrococci, Diphtheroids, CNS | Micrococci, Diphtheroids, |
Micrococci, Diphtheroids, |
| MCA | Morganella sp., Enterobacter sp. | NG | NG | ||
| SDA | A.niger | NG | A.niger | ||
| 2 | April 2008 | BA | Micrococci, Diphtheroids |
Micrococci, Diphtheroids, CNS |
Micrococci, CNS |
| MCA | Pseudomonas sp. | NG | NG | ||
| SDA | C.krusei, A.niger | C.krusei | C.krusei, A.fumigatus | ||
| 3 | July 2008 | BA | Micrococci, Diphtheroids, CNS |
Micrococci, Diphtheroids, CNS |
Micrococci, CNS |
| MCA | Enterobacter sp., Pseudomonas sp. | NG | NG | ||
| SDA |
A. fumigatus, A. flavus, A. niger, Absidia sp. |
A. niger, A. fumigatus | A. niger, A. fumigatus | ||
| 4 | Sept 2008 | BA | Micrococci, CNS | CNS | CNS |
| MCA | Enterobacter sp., Pseudomonas sp. | NG | NG | ||
| SDA |
A. fumigatus, A. flavus, A. niger, Absidia sp. |
NG |
A. niger, A. terreus, A.flavus. |
||
| 5 | Dec 2008 | BA | Micrococci, CNS | Micrococci, CNS | Micrococci, CNS |
| MCA | Pseudomonas sp. | NG | NG | ||
| SDA | A. fumigatus, A. niger, Absidia sp. | A. niger | A. niger, A. fumigatus | ||
| 6 | January 2009 | BA | Micrococci, CNS | Micrococci, CNS | Micrococci, CNS |
| MCA | NG | Enterobacter sp. | Enterobacter sp. | ||
| SDA | A. niger, A. fumigatus, A. flavus | A. terreus A. fumigatus | NG | ||
BA — Blood agar CNS — Coagulase negative Staphylococci MCA — MacConkey agar
NG — No growth SDA — Sabouraud Dextrose agar