Nanomaterial effects on C. elegans body size

Nanomaterial: MWNT-15-5: Multi-walled carbon nanotubes
Concentration: 5 ppm (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 0.07 321 -
Nanomaterial 0.87 0.15 82 2.5e-11
Trial 2
  Worm length
average (normalized)
S.D. n p value
(Student's t-test)
Control 1 0.06 400 -
Nanomaterial 0.94 0.07 96 9.8e-14