Nanomaterial effects on C. elegans body size

Nanomaterial: TiO2 nanotube: Titanium dioxide nanotubes
Concentration: 25 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 0.98 0.06 70 0.013
Trial 2
  Worm length
average (normalized)
S.D. n p value
(Student's t-test)
Control 1 0.06 400 -
Nanomaterial 1.01 0.04 107 0.12