Numbers and areas of GST-P<sup>+</sup> foci in the livers of rats treated with DEN or vehicle and administered Valerian at doses of 50, 500 and 5000 ppm.

Anna Kakehashi, Ayumi Kato, Naomi Ishii, Min Wei, Keiichirou Morimura, Shoji Fukushima, Hideki Wanibuchi

<p>Data are Mean ± SD (all survived rats were subjected to analysis). <sup>**</sup>P<0.01; <sup>***</sup>P<0.0001 versus ...