Nanomaterial effects on C. elegans lifespan

Nanomaterial: MWNT-30-5: Multi-walled carbon nanotubes
Concentration: 1.04 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 0.93 0.2 140 0.0010
Trial 2
  Worm lifespan
average (normalized)
S.D. n p value
(LogRank test)
Control 1 0.31 1211 -
Nanomaterial 0.83 0.25 114 5.1e-10
Trial 3
  Worm lifespan
average (normalized)
S.D. n p value
(LogRank test)
Control 1 0.31 1090 -
Nanomaterial 0.89 0.24 121 4.1e-6