Nanomaterial effects on C. elegans lifespan

Nanomaterial: CB: Carbon Black
Concentration: 0.52 µg/cm² (dispersant: 0.0025% SDS).
Control: 0.0025% SDS
Test Method

Trial 1
  Worm lifespan
average (normalized)
S.D. n p value
(LogRank test)
Control 1 0.25 189 -
Nanomaterial 0.96 0.19 60 0.037
Trial 2
  Worm lifespan
average (normalized)
S.D. n p value
(LogRank test)
Control 1 0.28 319 -
Nanomaterial 0.98 0.24 135 0.13