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Electronic Journal of Biotechnology ISSN: 0717-3458
  © 2010 by Universidad Católica de Valparaíso -- Chile
Vol. 13 No. 1, Issue of January 15, 2010
 


Table 3. Comparison of the observation of lytic activity, against heat killed cells and live cells of Vibrio harveyi PSU 2015 by a 0.45 µm culture filtrates obtained during growth of Pseudomonas sp. W3 culture.


Incubation time (hrs)

Bacteriolytic activity

Dead cells of V. harveyi PSU 2015

Live cells of V. harveyi PSU 2015

Control

18 hrs culture filtrate

24 hrs culture filtrate

Control

24 hrs culture filtrate

0

-

-

-

-

-

2

-

-

-

-

-

4

-

-

+

-

+

6

-

+

+

-

++

8

-

+

+

-

++

10

-

+

+

-

++

22

-

+

++

-

++

Cell lytic activity when compared with a control set (no addition of 0.45 µm culture filtrate) was scored as follows: -, 0-24%; +, 25-49%; ++, 50-74 and +++, 75-100%.


Supported by UNESCO / MIRCEN network