Nanomaterial effects on C. elegans body size

Nanomaterial: TiO₂ nanoparticle
Concentration: 0.21 µg/cm² (dispersant: DI water).
Control: DI Water
Test Method

Trial 1

	Worm length average (normalized)	S.D.	n	p value (Student's t-test)
Control	1	0.08	201	-
Nanomaterial	0.91	0.1	27	0.000073

Trial 2

	Worm length average (normalized)	S.D.	n	p value (Student's t-test)
Control	1	0.09	223	-
Nanomaterial	1.02	0.05	58	0.0041