Electronic Journal of Biotechnology ISSN: 0717-3458
  © 2006 by Universidad Católica de Valparaíso -- Chile
Vol. 9 No. 4, Issue of July 15, 2006
 

Table 3. Higher organisms in the biofilms on the RBC discs at the end of the experiments.

Organisms

Glutaraldehyde concentration (ppm)

0 (Control)

40

80

180

Protozoa

+ + +

+ +

+ +

-

Rotifer

+ +

+

+

-

(+ + +) represents many live cells observed; (+ +) represents some live cells observed; (+) represents few live cells observed; (-) represents no cell observed.

 

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