Nanomaterial effects on C. elegans body size

Nanomaterial: CB: Carbon Black
Concentration: 1.04 µg/cm² (dispersant: 0.0025% SDS).
Control: 0.0025% SDS
Date: 2013-11-02, by: Charles, Alma
Test Method


Worm length distribution.
Worm length average.
  Worm length
average (µm)
S.D. n p value
(Student's t-test)
Control 1226.5 55.7 235 -
Nanomaterial 1229.7 61.8 67 0.70
Raw Data.
  Well Worm length
average (µm)
S.D. n
Control 1214.3 53.4 63
1222.3 48.2 40
1256.4 58 30
1238.3 60 46
1210.2 70.5 17
1220.7 37.8 39
Nanomaterial 1245.9 62.5 31
1215.8 57.6 36