... treatment, as RAR expression was similar in control, vitamin A- deficiency and hypervitaminosis (Fig. 5) rats. An antibody against a protein unrelated to vitamin A was used as a mock control and ... patterns of p53 and proliferative control genes in chronic vitamin A deficiency and hypervitaminosis Elisa Borra´s, Rosa Zaragoza´, Marı´ a Morante, Concha Garcı´ a, Amparo Gimeno, Gerardo Lo´pez-Rodas,Teresa ... supple-mented rats by the technique of differential display. As expression of c-H-Ras was found to be lower and that of p53 7was higher in chronic vitamin A deficiency and c-H-Ras and p53 play an inverse...