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Study Information
Study Attribute Value
CEBS Accession Number: 002-01179-0021-0000-3
Chemical Name: 2,3,7,8-Tetrachlorodibenzo-p-dioxin
CASRN: 1746-01-6
NTP Study Type: Genetic Toxicology - Rodent Cytogenetics
NTP Study ID: 163229_SCE
Study Result: Not a Valid Test

Table Instructions and Notes:

Below is a summary of Sister Chromatid Exchange data. Use the link below the summary tables to view detailed data for that specific trial.

Summary of Sister Chromatid Exchange Data (Trial 1)
Test Type Start Date Sample Time (h) Species Sex Strain Tissue Protocol Trend
Test P
SCE 02/03/88 23 Mouse Male B6C3F1 Bone Marrow IP/IJ x 1,  23 hour
n SCE / Cell
(Mean ± SEM)
Pairwise P
Vehicle Control Corn Oil
4 6.64 ± 0.844
Test Chemical 2,3,7,8-Tetrachlorodibenzo-p-dioxin
4 4.48 ± 0.569
4 4.86 ± 0.808
4 4.64 ± 0.538
Positive Control Dimethylbenzanthracene
4 5.17 ± 0.287

IP/IJ: Intraperitoneal Injection
n: Number of animals analyzed