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. 2017 Nov 22;61(12):e01586-17. doi: 10.1128/AAC.01586-17

TABLE 1.

Caenorhabditis elegans virulence scoring

CEVSa No. of live nematodes at 168 h
Nonvirulent
    1 >50
    2 >5–50
Virulent
    3 1–5
    4 ≤1
    5 0b
a

CEVS, Caenorhabditis elegans virulence score. Nonvirulent score indicates the growth of nematodes is allowed. Virulent indicates nematodes are killed.

b

Recorded at 72 h.