Nanomaterial effects on C. elegans lifespan

Nanomaterial: MWNT-COOH: Carboxylated multi-walled carbon nanotubes
Concentration: 1.04 µg/cm² (dispersant: DI water).
Control: DI Water
Date: 2013-08-10, by: Charles, Alma
Test Method

Worm survival curve.

  Worm lifespan
average (days)
S.D. n p value
(LogRank test)
Control 17.8 7.6 602 -
Nanomaterial 18.9 7.4 38 0.72

Raw Data.

  Well  Lifespan Number of living worms on each day
Avg. Median 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38
Control 1 18.1 16 7      
2 17.9 16 18  
3 16.9 14        
4 15.9 14 53  
5 18.5 18          
6 17.6 15 0        
7 19 18      
8 18.8 17
9 16.3 13  
10 19 17
Nanomaterial 1 18.9 18