Phenobarbital and its Sodium Salt - IARC Monographs on the ...
Phenobarbital and its Sodium Salt - IARC Monographs on the ...
Phenobarbital and its Sodium Salt - IARC Monographs on the ...
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Table 3 (c<strong>on</strong>td)<br />
Strain (sex) Initiator, dose, route<br />
<str<strong>on</strong>g>and</str<strong>on</strong>g> durati<strong>on</strong><br />
Fischer 344<br />
(M)<br />
Fischer 344<br />
(M <str<strong>on</strong>g>and</str<strong>on</strong>g> F)<br />
NDEA, 1 × 100 mg/kg<br />
bw (day 1) + MNU,<br />
4 × 20 mg/kg bw<br />
(days 2, 5, 8, 11),<br />
ip + NBHPA, 0.1% in<br />
water, 2 weeks<br />
(weeks 3–4)<br />
NDEA, 10 mg/kg bw<br />
× 1 (24 h after PH) at<br />
4 weeks, 6 or 12<br />
m<strong>on</strong>ths of age, ig<br />
Wistar (F) NDEA, 10 mg/kg bw,<br />
ig<br />
Fischer 344<br />
(M)<br />
Fischer<br />
344/DuCrj<br />
(M)<br />
NBHPA, 1000 mg/kg<br />
bw × 2 (week 1), ip;<br />
NEHEA, 1500 mg/kg<br />
bw × 2 (week 2), ip;<br />
DMAB, 75 mg/kg bw<br />
(week 3), sc × 2<br />
NDEA, 100 mg/kg bw,<br />
ip<br />
Interval<br />
between<br />
initiator <str<strong>on</strong>g>and</str<strong>on</strong>g><br />
promoter<br />
Dose <str<strong>on</strong>g>and</str<strong>on</strong>g> durati<strong>on</strong> of PB or<br />
NaPB <str<strong>on</strong>g>and</str<strong>on</strong>g> route<br />
0 day NaPB, 0.05% diet, 14 or 20<br />
weeks<br />
Promoting or anti-promoting effects<br />
<strong>on</strong> preneoplastic or neoplastic<br />
hepatocellular lesi<strong>on</strong>s<br />
GST-P-positive foci; increase in<br />
number <str<strong>on</strong>g>and</str<strong>on</strong>g> size of foci<br />
2 weeks PB, 0.05%, 6 m<strong>on</strong>ths γ-GT-positive foci; growth more<br />
effective at 6 m<strong>on</strong>ths than when<br />
initiated at 4 weeks or 12 m<strong>on</strong>ths;<br />
males more susceptible<br />
10 days PB, 20, 50, 100, 200 <str<strong>on</strong>g>and</str<strong>on</strong>g><br />
200 mg/L in water for 70,<br />
23, 11, 9, 5 weeks,<br />
respectively<br />
ATPase-deficient foci; not increased<br />
at 20 mg/L; no effect at 50, 100<br />
mg/L; inhibitory effect at 200 mg/L<br />
1 week PB, 0.05% diet, 12 weeks GST-P-positive foci; promoti<strong>on</strong> by<br />
PB<br />
1 week PB, 1, 4, 16, 75, 300 or<br />
1200 mg/L in water, 39<br />
weeks<br />
γ-GT-positive, GST-P-positive foci;<br />
dose-dependent promoti<strong>on</strong> by PB<br />
from 75 to 1200 mg/L<br />
Reference<br />
Shibata et al.<br />
(1990)<br />
Xu et al.<br />
(1990)<br />
Appel et al.<br />
(1991)<br />
Uwagawa et al.<br />
(1992)<br />
Maekawa et al.<br />
(1992)<br />
192<br />
<str<strong>on</strong>g>IARC</str<strong>on</strong>g> MONOGRAPHS VOLUME 79