Nanomaterial effects on C. elegans lifespan

Nanomaterial: MWNT-15-20: Multi-walled carbon nanotubes
Concentration: 2.08 µg/cm² (dispersant: DI water).
Control: DI Water
Test Method

Trial 1
  Worm lifespan
average (normalized)
S.D. n p value
(LogRank test)
Control 1 0.28 160 -
Nanomaterial 0.96 0.18 195 0.0011
Trial 2
  Worm lifespan
average (normalized)
S.D. n p value
(LogRank test)
Control 1 0.36 2811 -
Nanomaterial 0.9 0.23 66 0.00095
Trial 3
  Worm lifespan
average (normalized)
S.D. n p value
(LogRank test)
Control 1 0.31 1211 -
Nanomaterial 0.94 0.22 120 0.0022