Induction of colon tumors by a single oral dose of 1,2-dimethylhydrazine.

Abstract:

:Male Fischer rats were treated at 7 weeks of age with a single oral dose of 1,2-dimethylhydrazine (35 mg/kg). After 1.5 years, the 14 control and 28 treated animals were killed for general autopsy. The incidence of tumor formation in the treated animals was 78.6% as compared to 0% for the control animals. All tumors (1--3/rat) were located in the colon, with the exception of one in the Zymbal's gland of the ear and one in the small intestine. The dosage of 1,2-dimethylhydrazine used in this study is the lowest single oral dose of this carcinogen reported to induce colon tumors.

journal_name

Cancer Lett

journal_title

Cancer letters

authors

Schiller CM,Curley WH,McConnell EE

doi

10.1016/0304-3835(80)90131-7

subject

Has Abstract

pub_date

1980-11-01 00:00:00

pages

75-9

issue

1

eissn

0304-3835

issn

1872-7980

pii

0304-3835(80)90131-7

journal_volume

11

pub_type

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