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IARC MONOGRAPHS ON THE EVALUATION OF CARCINOGENIC ...

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Table 4 (contd)<br />

Test system<br />

Result a<br />

Without<br />

exogenous<br />

metabolic<br />

system<br />

With<br />

exogenous<br />

metabolic<br />

system<br />

Dose<br />

(LED or HID) b<br />

Reference<br />

DNA fragmentation, male Sprague-Dawley rat liver and spleen in vivo + 1.55 × 1 iv Atroshi et al. (1999)<br />

Unscheduled DNA synthesis, male Fischer 344 rat hepatocytes in vivo – 100 × 1 po Gelderblom et al.<br />

(1992b)<br />

Micronucleus formation, male CF1 mouse bone-marrow cells in vivo + 25 × 1 ip Aranda et al. (2000)<br />

a<br />

+, positive; –, negative; NT, not tested<br />

b<br />

LED, lowest effective dose; HID, highest ineffective dose; in-vitro tests, μg/mL; in-vivo tests, mg/kg bw/day; iv, intravenous; po, oral; ip, intraperitoneal<br />

c<br />

A dose of 10 mg/plate was inactive in the pre-incubation assay and toxic in the plate-incorporation assay.<br />

d<br />

Metabolic activation with S9 from human hepatoma (HepG2) cells<br />

e Analysed by HPLC-mass spectrometry<br />

FUM<strong>ON</strong>ISIN B 1<br />

333

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