Nanomaterial effects on C. elegans body size

Nanomaterial: CB: Carbon Black
Concentration: 1 ppm (dispersant: 0.0025% SDS).
Control: 0.0025% SDS
Date: 2014-05-19, by: SangKyu
Test Method


Worm length distribution.
Worm length average.
  Worm length
average (µm)
S.D. n p value
(Student's t-test)
Control 1332.5 79.7 288 -
Nanomaterial 1270.1 107.4 58 0.000089
Raw Data.
  Well Worm length
average (µm)
S.D. n
Control 1351.3 63.8 35
1335.5 93.2 31
1368.7 74 24
1361.9 51.2 36
1307.9 53.8 27
1305.8 89.2 35
1337.6 82.8 57
1300.5 81 43
Nanomaterial 1276.9 95.4 28
1263.8 117.1 30