Nanomaterial effects on C. elegans lifespan

Nanomaterial: Fullerol: Fullerol (C60(OH)x (ONa)y, x+y=24,y=6-8)
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 1.15 0.28 56 0.0019
Trial 2
  Worm lifespan
average (normalized)
S.D. n p value
(LogRank test)
Control 1 0.3 405 -
Nanomaterial 0.93 0.32 69 0.18
Trial 3
  Worm lifespan
average (normalized)
S.D. n p value
(LogRank test)
Control 1 0.29 1564 -
Nanomaterial 1.11 0.3 116 0.00015