Nanomaterial effects on C. elegans body size

Nanomaterial: SWNT: Single-walled carbon nanotubes
Concentration: 2.08 µg/cm² (dispersant: DI water).
Control: DI Water
Test Method

Trial 1
  Worm length
average (normalized)
S.D. n p value
(Student's t-test)
Control 1 0.08 222 -
Nanomaterial 0.96 0.08 39 0.0039
Trial 2
  Worm length
average (normalized)
S.D. n p value
(Student's t-test)
Control 1 0.08 201 -
Nanomaterial 0.9 0.06 83 1.6e-26
Trial 3
  Worm length
average (normalized)
S.D. n p value
(Student's t-test)
Control 1 0.09 223 -
Nanomaterial 0.99 0.06 74 0.18