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Figure 5


Fig. 5. Expression of cornified envelope proteins (loricrin, filaggrin and involucrin) in paraffin sections of skin and tongue in control (A,C,E,G) and Arnt-null (B,D,F,H) mouse newborns. Note the abnormal corny layer and loss of anterior-posterior polarity in the tongue papillae in the Arnt{Delta}/{Delta} newborns. Bars, 20 µm.