Expression of JunD in CTCL cell lines studied by Western blotting with a polyclonal JunD antiserum (Santa Cruz Biotechnology). M, marker; lanes 1 to 3, nuclear extracts from HUT78 (lane 1), MyLa (lane 2), and SeAx (lane 3) cells. The positions of the two forms of JunD (39 kD and 36 kD) are indicated on the right.