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Current Search Critera
Short-Term Study
Individual Animal Clinical Observations
Study Information:
Chemical Name: | t-Butylhydroquinone |
CASRN: | ="1948-33-0" |
Study Number: | C62157 |
Exposure Route: | DOSED FEED |
TDMS Number: | 0521701 |
Sex: | Female |
Strain and Species: | F 344/N Rats |
Animal Number |
Dose Group |
Clinical Observation |
Qualifier |
Incident Number |
Observation Date |
First Dose Date |
Days On Study |
Removal Observation |
61 |
Untreated Control |
Alopecia |
|
|
12/05/1988 |
11/21/88 |
15.00 |
No |
61 |
Untreated Control |
Alopecia |
|
|
12/12/1988 |
11/21/88 |
22.00 |
No |
61 |
Untreated Control |
Alopecia |
|
|
01/30/1989 |
11/21/88 |
71.00 |
No |
61 |
Untreated Control |
Alopecia |
|
|
02/06/1989 |
11/21/88 |
78.00 |
No |
61 |
Untreated Control |
Alopecia |
|
|
02/13/1989 |
11/21/88 |
85.00 |
No |
61 |
Untreated Control |
Alopecia |
|
|
02/20/1989 |
11/21/88 |
92.00 |
No |
62 |
Untreated Control |
Alopecia |
|
|
02/20/1989 |
11/21/88 |
92.00 |
No |
64 |
Untreated Control |
Alopecia |
|
|
01/30/1989 |
11/21/88 |
71.00 |
No |
64 |
Untreated Control |
Alopecia |
|
|
02/06/1989 |
11/21/88 |
78.00 |
No |
64 |
Untreated Control |
Alopecia |
|
|
02/13/1989 |
11/21/88 |
85.00 |
No |
64 |
Untreated Control |
Alopecia |
|
|
02/20/1989 |
11/21/88 |
92.00 |
No |
65 |
Untreated Control |
Alopecia |
|
|
02/06/1989 |
11/21/88 |
78.00 |
No |
65 |
Untreated Control |
Alopecia |
|
|
02/13/1989 |
11/21/88 |
85.00 |
No |
65 |
Untreated Control |
Alopecia |
|
|
02/20/1989 |
11/21/88 |
92.00 |
No |
66 |
Untreated Control |
Wound |
Tail |
|
12/05/1988 |
11/21/88 |
15.00 |
No |
73 |
0.25 % |
Alopecia |
|
|
12/05/1988 |
11/21/88 |
15.00 |
No |
74 |
0.25 % |
Discoloration |
Hair, Pink |
|
02/06/1989 |
11/21/88 |
78.00 |
No |
74 |
0.25 % |
Discoloration |
Hair, Pink |
|
02/13/1989 |
11/21/88 |
85.00 |
No |
74 |
0.25 % |
Discoloration |
Hair, Pink |
|
02/20/1989 |
11/21/88 |
92.00 |
No |
76 |
0.25 % |
Alopecia |
|
|
12/05/1988 |
11/21/88 |
15.00 |
No |
76 |
0.25 % |
Alopecia |
|
|
12/12/1988 |
11/21/88 |
22.00 |
No |
76 |
0.25 % |
Discoloration |
Hair, Pink |
|
02/06/1989 |
11/21/88 |
78.00 |
No |
76 |
0.25 % |
Discoloration |
Hair, Pink |
|
02/13/1989 |
11/21/88 |
85.00 |
No |
76 |
0.25 % |
Discoloration |
Hair, Pink |
|
02/20/1989 |
11/21/88 |
92.00 |
No |
81 |
0.5 % |
Discoloration |
Hair, Pink |
|
01/09/1989 |
11/21/88 |
50.00 |
No |
81 |
0.5 % |
Discoloration |
Hair, Pink |
|
01/16/1989 |
11/21/88 |
57.00 |
No |
81 |
0.5 % |
Discoloration |
Hair, Pink |
|
01/23/1989 |
11/21/88 |
64.00 |
No |
81 |
0.5 % |
Discoloration |
Hair, Pink |
|
01/30/1989 |
11/21/88 |
71.00 |
No |
81 |
0.5 % |
Discoloration |
Hair, Pink |
|
02/06/1989 |
11/21/88 |
78.00 |
No |
81 |
0.5 % |
Discoloration |
Hair, Pink |
|
02/13/1989 |
11/21/88 |
85.00 |
No |
81 |
0.5 % |
Discoloration |
Hair, Pink |
|
02/20/1989 |
11/21/88 |
92.00 |
No |
82 |
0.5 % |
Discoloration |
Hair, Pink |
|
01/30/1989 |
11/21/88 |
71.00 |
No |
82 |
0.5 % |
Discoloration |
Hair, Pink |
|
02/06/1989 |
11/21/88 |
78.00 |
No |
82 |
0.5 % |
Discoloration |
Hair, Pink |
|
02/13/1989 |
11/21/88 |
85.00 |
No |
82 |
0.5 % |
Discoloration |
Hair, Pink |
|
02/20/1989 |
11/21/88 |
92.00 |
No |
83 |
0.5 % |
Discoloration |
Hair, Pink |
|
01/30/1989 |
11/21/88 |
71.00 |
No |
83 |
0.5 % |
Discoloration |
Hair, Pink |
|
02/06/1989 |
11/21/88 |
78.00 |
No |
83 |
0.5 % |
Discoloration |
Hair, Pink |
|
02/13/1989 |
11/21/88 |
85.00 |
No |
83 |
0.5 % |
Reddened Eye |
|
|
02/13/1989 |
11/21/88 |
85.00 |
No |
83 |
0.5 % |
Discoloration |
Hair, Pink |
|
02/20/1989 |
11/21/88 |
92.00 |
No |
84 |
0.5 % |
Discoloration |
Hair, Pink |
|
01/09/1989 |
11/21/88 |
50.00 |
No |
84 |
0.5 % |
Discoloration |
Hair, Pink |
|
01/16/1989 |
11/21/88 |
57.00 |
No |
84 |
0.5 % |
Discoloration |
Hair, Pink |
|
01/23/1989 |
11/21/88 |
64.00 |
No |
84 |
0.5 % |
Discoloration |
Hair, Pink |
|
01/30/1989 |
11/21/88 |
71.00 |
No |
84 |
0.5 % |
Discoloration |
Hair, Pink |
|
02/06/1989 |
11/21/88 |
78.00 |
No |
84 |
0.5 % |
Discoloration |
Hair, Pink |
|
02/13/1989 |
11/21/88 |
85.00 |
No |
84 |
0.5 % |
Discoloration |
Hair, Pink |
|
02/20/1989 |
11/21/88 |
92.00 |
No |
86 |
0.5 % |
Discoloration |
Hair, Pink |
|
01/30/1989 |
11/21/88 |
71.00 |
No |
86 |
0.5 % |
Discoloration |
Hair, Pink |
|
02/06/1989 |
11/21/88 |
78.00 |
No |
86 |
0.5 % |
Discoloration |
Hair, Pink |
|
02/13/1989 |
11/21/88 |
85.00 |
No |
86 |
0.5 % |
Discoloration |
Hair, Pink |
|
02/20/1989 |
11/21/88 |
92.00 |
No |
87 |
0.5 % |
Hyperactive |
|
|
12/05/1988 |
11/21/88 |
15.00 |
No |
87 |
0.5 % |
Hyperactive |
|
|
12/12/1988 |
11/21/88 |
22.00 |
No |
87 |
0.5 % |
Discoloration |
Hair, Pink |
|
12/19/1988 |
11/21/88 |
29.00 |
No |
87 |
0.5 % |
Discoloration |
Hair, Pink |
|
12/27/1988 |
11/21/88 |
37.00 |
No |
87 |
0.5 % |
Discoloration |
Hair, Pink |
|
01/03/1989 |
11/21/88 |
44.00 |
No |
87 |
0.5 % |
Discoloration |
Hair, Pink |
|
01/09/1989 |
11/21/88 |
50.00 |
No |
87 |
0.5 % |
Discoloration |
Hair, Pink |
|
01/16/1989 |
11/21/88 |
57.00 |
No |
87 |
0.5 % |
Discoloration |
Hair, Pink |
|
01/30/1989 |
11/21/88 |
71.00 |
No |
87 |
0.5 % |
Discoloration |
Hair, Pink |
|
02/06/1989 |
11/21/88 |
78.00 |
No |
87 |
0.5 % |
Discoloration |
Hair, Pink |
|
02/13/1989 |
11/21/88 |
85.00 |
No |
87 |
0.5 % |
Discoloration |
Hair, Pink |
|
02/20/1989 |
11/21/88 |
92.00 |
No |
88 |
0.5 % |
Discoloration |
Hair, Pink |
|
12/19/1988 |
11/21/88 |
29.00 |
No |
88 |
0.5 % |
Discoloration |
Hair, Pink |
|
12/27/1988 |
11/21/88 |
37.00 |
No |
88 |
0.5 % |
Discoloration |
Hair, Pink |
|
01/03/1989 |
11/21/88 |
44.00 |
No |
88 |
0.5 % |
Discoloration |
Hair, Pink |
|
01/09/1989 |
11/21/88 |
50.00 |
No |
88 |
0.5 % |
Discoloration |
Hair, Pink |
|
01/16/1989 |
11/21/88 |
57.00 |
No |
88 |
0.5 % |
Discoloration |
Hair, Pink |
|
01/30/1989 |
11/21/88 |
71.00 |
No |
88 |
0.5 % |
Discoloration |
Hair, Pink |
|
02/06/1989 |
11/21/88 |
78.00 |
No |
88 |
0.5 % |
Discoloration |
Hair, Pink |
|
02/13/1989 |
11/21/88 |
85.00 |
No |
88 |
0.5 % |
Discoloration |
Hair, Pink |
|
02/20/1989 |
11/21/88 |
92.00 |
No |
89 |
0.5 % |
Discoloration |
Hair, Pink |
|
01/30/1989 |
11/21/88 |
71.00 |
No |
89 |
0.5 % |
Discoloration |
Hair, Pink |
|
02/06/1989 |
11/21/88 |
78.00 |
No |
89 |
0.5 % |
Discoloration |
Hair, Pink |
|
02/13/1989 |
11/21/88 |
85.00 |
No |
89 |
0.5 % |
Discoloration |
Hair, Pink |
|
02/20/1989 |
11/21/88 |
92.00 |
No |
90 |
0.5 % |
Discoloration |
Hair, Pink |
|
01/30/1989 |
11/21/88 |
71.00 |
No |
90 |
0.5 % |
Discoloration |
Hair, Pink |
|
02/06/1989 |
11/21/88 |
78.00 |
No |
90 |
0.5 % |
Discoloration |
Hair, Pink |
|
02/13/1989 |
11/21/88 |
85.00 |
No |
90 |
0.5 % |
Discoloration |
Hair, Pink |
|
02/20/1989 |
11/21/88 |
92.00 |
No |
91 |
1.0 % |
Discoloration |
Hair, Pink |
|
01/23/1989 |
11/21/88 |
64.00 |
No |
91 |
1.0 % |
Discoloration |
Hair, Pink |
|
01/30/1989 |
11/21/88 |
71.00 |
No |
91 |
1.0 % |
Discoloration |
Hair, Pink |
|
02/06/1989 |
11/21/88 |
78.00 |
No |
91 |
1.0 % |
Discoloration |
Hair, Pink |
|
02/13/1989 |
11/21/88 |
85.00 |
No |
91 |
1.0 % |
Discoloration |
Hair, Pink |
|
02/20/1989 |
11/21/88 |
92.00 |
No |
91 |
1.0 % |
Discoloration |
Hair, Pink |
|
02/21/1989 |
11/21/88 |
93.00 |
Yes |
92 |
1.0 % |
Discoloration |
Hair, Pink |
|
01/23/1989 |
11/21/88 |
64.00 |
No |
92 |
1.0 % |
Discoloration |
Hair, Pink |
|
01/30/1989 |
11/21/88 |
71.00 |
No |
92 |
1.0 % |
Discoloration |
Hair, Pink |
|
02/06/1989 |
11/21/88 |
78.00 |
No |
92 |
1.0 % |
Discoloration |
Hair, Pink |
|
02/13/1989 |
11/21/88 |
85.00 |
No |
92 |
1.0 % |
Discoloration |
Hair, Pink |
|
02/20/1989 |
11/21/88 |
92.00 |
No |
92 |
1.0 % |
Discoloration |
Hair, Pink |
|
02/21/1989 |
11/21/88 |
93.00 |
Yes |
93 |
1.0 % |
Discoloration |
Hair, Pink |
|
01/16/1989 |
11/21/88 |
57.00 |
No |
93 |
1.0 % |
Discoloration |
Hair, Pink |
|
01/23/1989 |
11/21/88 |
64.00 |
No |
93 |
1.0 % |
Discoloration |
Hair, Pink |
|
01/30/1989 |
11/21/88 |
71.00 |
No |
93 |
1.0 % |
Discoloration |
Hair, Pink |
|
02/06/1989 |
11/21/88 |
78.00 |
No |
93 |
1.0 % |
Discoloration |
Hair, Pink |
|
02/13/1989 |
11/21/88 |
85.00 |
No |
93 |
1.0 % |
Discoloration |
Hair, Pink |
|
02/20/1989 |
11/21/88 |
92.00 |
No |
93 |
1.0 % |
Discoloration |
Hair, Pink |
|
02/21/1989 |
11/21/88 |
93.00 |
Yes |
94 |
1.0 % |
Discoloration |
Hair, Pink |
|
01/23/1989 |
11/21/88 |
64.00 |
No |
94 |
1.0 % |
Discoloration |
Hair, Pink |
|
01/30/1989 |
11/21/88 |
71.00 |
No |
94 |
1.0 % |
Discoloration |
Hair, Pink |
|
02/06/1989 |
11/21/88 |
78.00 |
No |
94 |
1.0 % |
Discoloration |
Hair, Pink |
|
02/13/1989 |
11/21/88 |
85.00 |
No |
94 |
1.0 % |
Discoloration |
Hair, Pink |
|
02/20/1989 |
11/21/88 |
92.00 |
No |
94 |
1.0 % |
Discoloration |
Hair, Pink |
|
02/21/1989 |
11/21/88 |
93.00 |
Yes |
95 |
1.0 % |
Discoloration |
Hair, Pink |
|
01/16/1989 |
11/21/88 |
57.00 |
No |
95 |
1.0 % |
Discoloration |
Hair, Pink |
|
01/23/1989 |
11/21/88 |
64.00 |
No |
95 |
1.0 % |
Discoloration |
Hair, Pink |
|
01/30/1989 |
11/21/88 |
71.00 |
No |
95 |
1.0 % |
Discoloration |
Hair, Pink |
|
02/06/1989 |
11/21/88 |
78.00 |
No |
95 |
1.0 % |
Discoloration |
Hair, Pink |
|
02/13/1989 |
11/21/88 |
85.00 |
No |
95 |
1.0 % |
Discoloration |
Hair, Pink |
|
02/20/1989 |
11/21/88 |
92.00 |
No |
95 |
1.0 % |
Discoloration |
Hair, Pink |
|
02/21/1989 |
11/21/88 |
93.00 |
Yes |
96 |
1.0 % |
Discoloration |
Hair, Pink |
|
12/19/1988 |
11/21/88 |
29.00 |
No |
96 |
1.0 % |
Discoloration |
Hair, Pink |
|
12/27/1988 |
11/21/88 |
37.00 |
No |
96 |
1.0 % |
Discoloration |
Hair, Pink |
|
01/03/1989 |
11/21/88 |
44.00 |
No |
96 |
1.0 % |
Discoloration |
Hair, Pink |
|
01/09/1989 |
11/21/88 |
50.00 |
No |
96 |
1.0 % |
Discoloration |
Hair, Pink |
|
01/16/1989 |
11/21/88 |
57.00 |
No |
96 |
1.0 % |
Discoloration |
Hair, Pink |
|
01/23/1989 |
11/21/88 |
64.00 |
No |
96 |
1.0 % |
Discoloration |
Hair, Pink |
|
01/30/1989 |
11/21/88 |
71.00 |
No |
96 |
1.0 % |
Discoloration |
Hair, Pink |
|
02/06/1989 |
11/21/88 |
78.00 |
No |
96 |
1.0 % |
Discoloration |
Hair, Pink |
|
02/13/1989 |
11/21/88 |
85.00 |
No |
96 |
1.0 % |
Discoloration |
Hair, Pink |
|
02/20/1989 |
11/21/88 |
92.00 |
No |
96 |
1.0 % |
Discoloration |
Hair, Pink |
|
02/21/1989 |
11/21/88 |
93.00 |
Yes |
97 |
1.0 % |
Emaciated |
|
|
12/05/1988 |
11/21/88 |
15.00 |
No |
97 |
1.0 % |
Malocclusion |
|
|
12/05/1988 |
11/21/88 |
15.00 |
No |
97 |
1.0 % |
Malocclusion |
|
|
12/12/1988 |
11/21/88 |
22.00 |
No |
97 |
1.0 % |
Emaciated |
|
|
12/12/1988 |
11/21/88 |
22.00 |
No |
97 |
1.0 % |
Malocclusion |
|
|
12/19/1988 |
11/21/88 |
29.00 |
No |
97 |
1.0 % |
Discoloration |
Hair, Pink |
|
12/19/1988 |
11/21/88 |
29.00 |
No |
97 |
1.0 % |
Discoloration |
Hair, Pink |
|
12/27/1988 |
11/21/88 |
37.00 |
No |
97 |
1.0 % |
Malocclusion |
|
|
12/27/1988 |
11/21/88 |
37.00 |
No |
97 |
1.0 % |
Malocclusion |
|
|
01/03/1989 |
11/21/88 |
44.00 |
No |
97 |
1.0 % |
Discoloration |
Hair, Pink |
|
01/03/1989 |
11/21/88 |
44.00 |
No |
97 |
1.0 % |
Malocclusion |
|
|
01/09/1989 |
11/21/88 |
50.00 |
No |
97 |
1.0 % |
Discoloration |
Hair, Pink |
|
01/09/1989 |
11/21/88 |
50.00 |
No |
97 |
1.0 % |
Discoloration |
Hair, Pink |
|
01/16/1989 |
11/21/88 |
57.00 |
No |
97 |
1.0 % |
Malocclusion |
|
|
01/16/1989 |
11/21/88 |
57.00 |
No |
97 |
1.0 % |
Malocclusion |
|
|
01/23/1989 |
11/21/88 |
64.00 |
No |
97 |
1.0 % |
Discoloration |
Hair, Pink |
|
01/23/1989 |
11/21/88 |
64.00 |
No |
97 |
1.0 % |
Discoloration |
Hair, Pink |
|
01/30/1989 |
11/21/88 |
71.00 |
No |
97 |
1.0 % |
Malocclusion |
|
|
01/30/1989 |
11/21/88 |
71.00 |
No |
97 |
1.0 % |
Discoloration |
Hair, Pink |
|
02/06/1989 |
11/21/88 |
78.00 |
No |
97 |
1.0 % |
Malocclusion |
|
|
02/06/1989 |
11/21/88 |
78.00 |
No |
97 |
1.0 % |
Malocclusion |
|
|
02/13/1989 |
11/21/88 |
85.00 |
No |
97 |
1.0 % |
Discoloration |
Hair, Pink |
|
02/13/1989 |
11/21/88 |
85.00 |
No |
97 |
1.0 % |
Malocclusion |
|
|
02/20/1989 |
11/21/88 |
92.00 |
No |
97 |
1.0 % |
Discoloration |
Hair, Pink |
|
02/20/1989 |
11/21/88 |
92.00 |
No |
97 |
1.0 % |
Discoloration |
Hair, Pink |
|
02/21/1989 |
11/21/88 |
93.00 |
Yes |
97 |
1.0 % |
Malocclusion |
|
|
02/21/1989 |
11/21/88 |
93.00 |
Yes |
98 |
1.0 % |
Discoloration |
Hair, Pink |
|
01/23/1989 |
11/21/88 |
64.00 |
No |
98 |
1.0 % |
Discoloration |
Hair, Pink |
|
01/30/1989 |
11/21/88 |
71.00 |
No |
98 |
1.0 % |
Discoloration |
Hair, Pink |
|
02/06/1989 |
11/21/88 |
78.00 |
No |
98 |
1.0 % |
Discoloration |
Hair, Pink |
|
02/13/1989 |
11/21/88 |
85.00 |
No |
98 |
1.0 % |
Discoloration |
Hair, Pink |
|
02/20/1989 |
11/21/88 |
92.00 |
No |
98 |
1.0 % |
Discoloration |
Hair, Pink |
|
02/21/1989 |
11/21/88 |
93.00 |
Yes |
99 |
1.0 % |
Discoloration |
Hair, Pink |
|
12/27/1988 |
11/21/88 |
37.00 |
No |
99 |
1.0 % |
Discoloration |
Hair, Pink |
|
01/03/1989 |
11/21/88 |
44.00 |
No |
99 |
1.0 % |
Discoloration |
Hair, Pink |
|
01/09/1989 |
11/21/88 |
50.00 |
No |
99 |
1.0 % |
Discoloration |
Hair, Pink |
|
01/16/1989 |
11/21/88 |
57.00 |
No |
99 |
1.0 % |
Discoloration |
Hair, Pink |
|
01/23/1989 |
11/21/88 |
64.00 |
No |
99 |
1.0 % |
Discoloration |
Hair, Pink |
|
01/30/1989 |
11/21/88 |
71.00 |
No |
99 |
1.0 % |
Discoloration |
Hair, Pink |
|
02/06/1989 |
11/21/88 |
78.00 |
No |
99 |
1.0 % |
Discoloration |
Hair, Pink |
|
02/13/1989 |
11/21/88 |
85.00 |
No |
99 |
1.0 % |
Discoloration |
Hair, Pink |
|
02/20/1989 |
11/21/88 |
92.00 |
No |
99 |
1.0 % |
Discoloration |
Hair, Pink |
|
02/21/1989 |
11/21/88 |
93.00 |
Yes |
100 |
1.0 % |
Discoloration |
Hair, Pink |
|
12/19/1988 |
11/21/88 |
29.00 |
No |
100 |
1.0 % |
Discoloration |
Hair, Pink |
|
12/27/1988 |
11/21/88 |
37.00 |
No |
100 |
1.0 % |
Discoloration |
Hair, Pink |
|
01/03/1989 |
11/21/88 |
44.00 |
No |
100 |
1.0 % |
Discoloration |
Hair, Pink |
|
01/09/1989 |
11/21/88 |
50.00 |
No |
100 |
1.0 % |
Discoloration |
Hair, Pink |
|
01/16/1989 |
11/21/88 |
57.00 |
No |
100 |
1.0 % |
Discoloration |
Hair, Pink |
|
01/23/1989 |
11/21/88 |
64.00 |
No |
100 |
1.0 % |
Discoloration |
Hair, Pink |
|
01/30/1989 |
11/21/88 |
71.00 |
No |
100 |
1.0 % |
Discoloration |
Hair, Pink |
|
02/06/1989 |
11/21/88 |
78.00 |
No |
100 |
1.0 % |
Discoloration |
Hair, Pink |
|
02/13/1989 |
11/21/88 |
85.00 |
No |
100 |
1.0 % |
Discoloration |
Hair, Pink |
|
02/20/1989 |
11/21/88 |
92.00 |
No |
100 |
1.0 % |
Discoloration |
Hair, Pink |
|
02/21/1989 |
11/21/88 |
93.00 |
Yes |