Nanomaterial effects on C. elegans fitness

Nanomaterial: MWNT-OH: Hydroxylated multi-walled carbon nanotubes
Concentration: 25 ppm (dispersant: Tannic acid).
Control: Tannic acid
Test Method

Trial 1
  Worm fitness S.D. n p value
(Student's t-test)
Control 1 0.044 12 -
Nanomaterial 0.928 0.081 3 0.23
Trial 2
  Worm fitness S.D. n p value
(Student's t-test)
Control 1 0.162 12 -
Nanomaterial 1.258 0.058 3 0.00054
Trial 3
  Worm fitness S.D. n p value
(Student's t-test)
Control 1 0.273 12 -
Nanomaterial 0.939 0.097 2 0.64