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Study Information
Study Attribute Value
CEBS Accession Number: 002-01468-0014-0000-6
Chemical Name: 4,4'-Oxydianiline
CASRN: 101-80-4
NTP Study Type: Genetic Toxicology - Rodent Cytogenetics
NTP Study ID: 774801_CA
Study Result: Positive


Table Instructions and Notes:

Below are the detailed Chromosome Abberation data. You may also view the summary data for this study.


Initial Treatment Date Tissue Sample Time (h) Sex Species Strain Protocol Result
02/16/1988 Bone Marrow 17 Male Mouse B6C3F1 Intraperitoneal Injection x 1/study, 17 hour Positive

  Dose
(mg/kg)
Animal
Number
No.
Cells
Chromatid Isochromatid Exchanges Aberrations
Breaks Gaps Breaks Gaps 'Tid 'Some Other Total Per Cell % Cells w/ Abs
(+ Gaps) (- Gaps) (+ Gaps) (- Gaps)
Positive Control Dimethylbenzanthracene
100         
7360 50 5 1 0 0 0 0 0 6 0.12 0.10 12.00 10.00
    7361 50 7 3 0 0 0 0 1 11 0.22 0.16 18.00 14.00
    7362 50 2 4 0 0 0 0 0 6 0.12 0.04 4.00 2.00
    7363 50 1 1 0 0 0 0 0 2 0.04 0.02 4.00 2.00
    7364 50 3 0 0 0 0 0 0 3 0.06 0.06 6.00 6.00
    7365 50 1 1 0 0 0 0 0 2 0.04 0.02 4.00 2.00
    7366 50 6 4 0 0 0 0 0 10 0.20 0.12 14.00 10.00
    7367 50 1 0 0 0 0 0 0 1 0.02 0.02 2.00 2.00
Average         3.3 1.8 0.0 0.0 0.0 0.0 0.1 5.1 0.10 0.07 8.00 6.00
± SEM                         0.03 0.02 2.07 1.69
 
Test Chemical 4,4'-Oxydianiline
250         
7330 50 0 0 0 0 0 0 0 0 0.00 0.00 0.00 0.00
    7331 50 0 0 0 0 0 0 0 0 0.00 0.00 0.00 0.00
    7332 50 1 1 0 0 0 0 0 2 0.04 0.02 4.00 2.00
    7333 50 0 0 0 0 0 0 0 0 0.00 0.00 0.00 0.00
    7334 50 1 0 0 0 0 0 0 1 0.02 0.02 2.00 2.00
    7335 50 0 0 0 0 0 0 0 0 0.00 0.00 0.00 0.00
    7336 50 0 0 0 0 0 0 0 0 0.00 0.00 0.00 0.00
    7337 50 1 4 0 0 0 0 0 5 0.10 0.02 4.00 2.00
Average         0.4 0.6 0.0 0.0 0.0 0.0 0.0 1.0 0.02 0.01 1.25 0.75
± SEM                         0.01 0.00 0.65 0.37
 
Test Chemical 4,4'-Oxydianiline
500         
7340 50 3 1 0 0 0 0 0 4 0.08 0.06 8.00 6.00
    7341 50 4 1 1 0 0 0 0 6 0.12 0.10 8.00 8.00
    7342 50 5 2 0 0 0 0 0 7 0.14 0.10 14.00 10.00
    7343 50 5 3 0 0 0 0 0 8 0.16 0.10 16.00 10.00
    7344 50 2 3 0 0 0 0 0 5 0.10 0.04 8.00 4.00
    7345 50 1 1 0 0 1 0 1 4 0.08 0.06 6.00 4.00
    7346 50 1 3 0 0 0 0 0 4 0.08 0.02 8.00 2.00
    7347 50 1 1 0 0 0 0 0 2 0.04 0.02 4.00 2.00
Average         2.8 1.9 0.1 0.0 0.1 0.0 0.1 5.0 0.10 0.06 9.00 5.75
± SEM                         0.01 0.01 1.41 1.16
 
Vehicle Control No Stressor
 0         
7350 50 2 1 0 0 0 0 0 3 0.06 0.04 4.00 2.00
    7351 50 0 1 0 0 0 0 0 1 0.02 0.00 2.00 0.00
    7352 50 4 0 0 0 0 0 0 4 0.08 0.08 4.00 4.00
    7353 50 0 1 0 0 0 0 0 1 0.02 0.00 2.00 0.00
    7354 50 0 0 0 0 0 0 0 0 0.00 0.00 0.00 0.00
    7356 50 1 2 0 0 0 0 0 3 0.06 0.02 4.00 2.00
    7357 50 3 1 0 0 0 0 0 4 0.08 0.06 6.00 4.00
    7359 50 0 1 0 0 0 0 0 1 0.02 0.00 2.00 0.00
Average         1.3 0.9 0.0 0.0 0.0 0.0 0.0 2.1 0.04 0.03 3.00 1.50
± SEM                         0.01 0.01 0.65 0.63
 
Footnotes:
CRO: Corn Oil
DMBA: Dimethylbenzanthracene
IP/IJ: Intraperitoneal injection
INHAL: Inhalation