Nanomaterial effects on C. elegans fitness

Nanomaterial: CeO2: Cerium oxide nanopowder
Concentration: 1 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 0.861 0.084 3 0.035
Trial 2
  Worm fitness S.D. n p value
(Student's t-test)
Control 1 0.056 12 -
Nanomaterial 0.909 0.016 3 0.00019