Nanomaterial effects on C. elegans lifespan

Nanomaterial: TiO2 nanotube: Titanium dioxide nanotubes
Concentration: 0.21 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 0.43 602 -
Nanomaterial 0.99 0.44 155 0.87
Trial 2
  Worm lifespan
average (normalized)
S.D. n p value
(LogRank test)
Control 1 0.29 1564 -
Nanomaterial 1.03 0.25 104 0.60