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Study Information
Study Attribute Value
CEBS Accession Number: 002-01061-0002-0000-2
Chemical Name: 1,2-Epoxyhexadecane
CASRN: 7320-37-8
NTP Study Type: Genetic Toxicology - Mammalian Cell Cytogenetics
NTP Study ID: 584750_CA
Study Result: Negative

Study Result: Negative
Activation Trial Trial Call
No Activation  1  Negative 
Induced Rat Liver S9  1_S9  Negative 

Trial #:1   Activation: No Activation    Date: 10/25/1984    Harvest Time: 20.5 hour(s)   Trial Call: Negative   
  Dose
µg/mL		 Total
Cells Examined		 Total Aberrations Complex Aberrations Simple Aberrations Other Abs
No. of
Abs		 Abs
Per
Cell		 % Cells
With
Abs		 No. of
Abs.		 Abs
Per
Cell		 % Cells
With
Abs		 No. of
Abs.		 Abs
Per
Cell		 % Cells
With
Abs		 No. of
Abs.		 Abs
Per
Cell		 % Cells
With
Abs
Vehicle Control: Ethanol 
0         
 100 0 0.000 0.0 0 0.000 0.0 0 0.000 0.0 0 0.000 0.0
Negative (Not Specified) 
0         
 100 0 0.000 0.0 0 0.000 0.0 0 0.000 0.0 0 0.000 0.0
Test Chemical: 1,2-Epoxyhexadecane 
10         
 100 0 0.000 0.0 0 0.000 0.0 0 0.000 0.0 0 0.000 0.0 
20         
 100 0 0.000 0.0 0 0.000 0.0 0 0.000 0.0 0 0.000 0.0 
30         
 100 2 0.020 2.0 1 0.010 1.0 1 0.010 1.0 0 0.000 0.0 
40         
 0 0 0.000 0.0 0 0.000 0.0 0 0.000 0.0 0 0.000 0.0
Positive Control: Mitomycin-C 
 0.04      
 100 19 0.190 15.0 11 0.110 10.0 8 0.080 7.0 0 0.000 0.0
Mitomycin-C 
 0.0625    
 25 11 0.440 36.0 7 0.280 24.0 4 0.160 16.0 0 0.000 0.0
Trend: 1.799 1.270 1.270  
Probability: 0.036 0.102 0.102  


Trial #:1_S9   Activation: Induced Rat Liver S9    Date: 10/25/1984    Harvest Time: 20.5 hour(s)   Trial Call: Negative   
  Dose
µg/mL		 Total
Cells Examined		 Total Aberrations Complex Aberrations Simple Aberrations Other Abs
No. of
Abs		 Abs
Per
Cell		 % Cells
With
Abs		 No. of
Abs.		 Abs
Per
Cell		 % Cells
With
Abs		 No. of
Abs.		 Abs
Per
Cell		 % Cells
With
Abs		 No. of
Abs.		 Abs
Per
Cell		 % Cells
With
Abs
Vehicle Control: Negative (Not Specified) 
0         
 100 0 0.000 0.0 0 0.000 0.0 0 0.000 0.0 0 0.000 0.0
Ethanol 
0         
 100 0 0.000 0.0 0 0.000 0.0 0 0.000 0.0 0 0.000 0.0
Test Chemical: 1,2-Epoxyhexadecane 
402         
 100 0 0.000 0.0 0 0.000 0.0 0 0.000 0.0 0 0.000 0.0 
498         
 100 3 0.030 3.0 1 0.010 1.0 2 0.020 2.0 0 0.000 0.0 
600         
 100 2 0.020 1.0 1 0.010 1.0 1 0.010 1.0 0 0.000 0.0
Positive Control: Cyclophosphamide 
12.5       
 100 19 0.190 17.0 9 0.090 9.0 10 0.100 9.0 0 0.000 0.0
Cyclophosphamide 
62.5       
 25 9 0.360 24.0 6 0.240 20.0 3 0.120 12.0 0 0.000 0.0
Trend: 1.401 1.281 1.331  
Probability: 0.081 0.100 0.092