Cancer is one of the leading
causes of death and result from exposure to
exogenous chemical.
Long-term testing is to observe test animals
for a major portion of these lifespan for the
development of neoplasic lesions after and
during exposure to various doses of a test
substance by an appropriate route.
The main stages of long-term assay for carcinogenicity
of test article includes design, contact, analysis
and reporting.
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