Nanomaterial effects on C. elegans fitness

Nanomaterial: CeO2: Cerium oxide nanopowder
Concentration: 5 ppm (dispersant: DI water).
Control: DI Water
Test Method

Trial 1
  Worm fitness S.D. n p value
(Student's t-test)
Control 1 0.06 12 -
Nanomaterial 0.929 0.015 3 0.0025
Trial 2
  Worm fitness S.D. n p value
(Student's t-test)
Control 1 0.056 12 -
Nanomaterial 0.828 0.144 3 0.11