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Study Information
Study Attribute Value
CEBS Accession Number: 002-02797-0016-0000-4
Chemical Name: Selenium sulfide
CASRN: 7446-34-6
NTP Study Type: Genetic Toxicology - Rodent Cytogenetics
NTP Study ID: A25043_CA
Study Result: Positive (Nonstandard Protocol)

Test Type Start Date Sample Time (h) Species Sex Tissue Protocol Trend Test P
CA 11/12/91 36 Mouse Male Bone Marrow Intraperitoneal Injection x 1/study, 36 hour 0.0000
Test Group Dose
(mg/kg)		 n Percent Cells w/ Aberrations
(Mean ± SEM)		 Pairwise P
Positive Control Dimethylbenzanthracene 
100         
 8 16.75 ± 3.18 0.0000
  
200         
 8 21.50 ± 1.40 0.0000
Test Chemical Selenium sulfide 
5         
 8 2.00 ± 0.65 0.2949
  
10         
 8 3.25 ± 0.53 0.0520
  
20         
 8 9.25 ± 2.20 0.0000
Vehicle Control No Stressor 
 0         
 8 1.50 ± 0.50 0.0000


Footnotes:
IP/IJ: Intraperitoneal Injection
INHAL: Inhalation
n: Number of animals analyzed