FIG. 4.
Expression of cell type-specific markers in trophoblast tissue. (A) E9.5 placentas analyzed by 35S in situ hybridization for Tpbp and Pl 1 in Hif1α+/+ Hif2α+/+ (a and e), Hif1α+/− Hif2α+/− (b and f), Hif1α−/− Hif2α+/− (c and g), and Hif1α−/− Hif2α−/− (d and h) embryos. Original magnification, ×50. (B) E9.5 placentas analyzed by 35S in situ hybridization for expression of TFEB in Arnt+/+ (a and e), Arnt−/− (b and f) Hif1α+/+ Hif2α+/+ (c and g), and Hif1α−/− Hif2α−/− (d and h) embryos. Antisense probes are shown in a, b, c, and d, and sense probes are shown in e, f, g, and h. Original magnification, ×50. Arrowheads indicate cells expressing TFEB.