Table 1 Factor analysis of Wt1, Gata4, Sf1, Sox9, and Dmrt1 in the differentiation model
| Â | E | S | F | W | Â | E | S | F | W |
|---|---|---|---|---|---|---|---|---|---|
5 Factors | Â | Â | Â | Â | 2 Factors | Â | Â | Â | Â |
W.G.S1.S9.D | + | + | + | – | W.G | + | – | + | + |
4 Factors |  |  |  |  | W.S1 | + | – | + | + |
G.S1.S9.D | + | + | + | – | W.S9 | + | – | + | – |
W.S1.S9.D | + | + | + | – | W.D | + | – | – | + |
W.G.S9.D | + | + | + | – | G.S1 | – | – | – | + |
W.G.S1.D | + | – | + | + | G.S9 | – | – | – | – |
W.G.S1.S9 | + | + | + | – | G.D | – | – | – | + |
3 Factors |  |  |  |  | S1.S9 | – | + | + | – |
W.G.S1 | + | – | + | + | S1.D | – | – | + | + |
W.G.S9 | + | + | + | – | S9.D | – | – | – | – |
W.G.D | + | – | + | + | 1 Factor |  |  |  |  |
W.S1.S9 | + | + | + | – | W | + | – | – | – |
W.S1.D | + | – | + | + | G | – | – | – | – |
W.S9.D | + | – | + | – | S1 | – | – | – | – |
G.S1.S9 | – | + | – | – | S9 | – | – | – | – |
G.S1.D | – | – | – | + | D | – | – | – | – |
G.S9.D | – | – | – | – |  |  |  |  |  |
S1.S9.D | – | + | – | – |  |  |  |  |  |