Nanomaterial effects on C. elegans body size

Nanomaterial: Graphene
Concentration: 50 ppm (dispersant: Tannic acid).
Control: Tannic acid
Test Method

Trial 1
  Worm length
average (normalized)
S.D. n p value
(Student's t-test)
Control 1 0.15 180 -
Nanomaterial 0.83 0.32 34 0.0047
Trial 2
  Worm length
average (normalized)
S.D. n p value
(Student's t-test)
Control 1 0.1 407 -
Nanomaterial 0.77 0.25 62 1.1e-9