Table 1.

Cytotoxicity of K. oxytoca strain MH43-1 culture supernatants from different culture conditions as measured in a cell culture cytotoxicity assay

All cultures were incubated in a shaker at 250 rpm under aerobic conditions for 24 h.

Culture media	Temperature	Highest dilution with observable cytopathic effects
LB broth (Sigma)	37 °C	2–4×
Brain-heart infusion (Sigma)	37 °C	4×
Todd-Hewitt broth	37 °C	4×
Tryptic soy broth (TSB)	37 °C	4×
TSB	35 °C	16×
TSB	42 °C	No cytotoxicity
Tryptone lactose broth (TLB)	35 °C	64×
TLB	42 °C	No cytotoxicity
Tryptone glucose broth	35 °C	32–64×