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. 2009 Oct 27;8:55. doi: 10.1186/1475-2859-8-55

Table 3.

Kpkt activity in the presence and absence of sorbitol as an osmotic stabilizer

Medium % Dead cellsa
Thoma-Zeiss counting chamber Viable cell counts After 48 h
Whole sensitive cells + Kpkt
in 0.8 molar sorbitol
5.4 ± 1.0 4.0 ± 0.8
Whole sensitive cells + Kpkt 55.4 ± 5.2 93.9 ± 3.0

a The initial inoculum (106 cell ml-1) was considered as 100%. Data are means ± SD of three experiments.