Nanomaterial effects on C. elegans fitness

Nanomaterial: MWNT-OH: Hydroxylated multi-walled carbon nanotubes
Concentration: 50 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 1.372 0.109 3 0.000096
Trial 2
  Worm fitness S.D. n p value
(Student's t-test)
Control 1 0.162 12 -
Nanomaterial 0.77 0.076 3 0.0043
Trial 3
  Worm fitness S.D. n p value
(Student's t-test)
Control 1 0.273 12 -
Nanomaterial 0.133 0.168 2 0.00073