From: Tooth and scale morphogenesis in shark: an alternative process to the mammalian enamel knot system
Stage | EM | LM | ED | LD | ||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
Scale | Tooth | Molar | Scale | Tooth | Molar | Scale | Tooth | Molar | Scale | Tooth | Molar | |
Msx1 | - | +, +oe | - [61] | - | +, +oe | - [61] | - | + | - [61] | + | +cusp | - [61] |
Msx2 | - | +, +oe | - [61] | + | + | +ek [61] | + | + lab | +, +oe [61] | + | +cusp | +oe [61] |
Msx3 | - | + | n/a | + | + | n/a | + | + lab | n/a | + | +cusp | n/a |
Pitx1 | + | +, +oe | + [52] | + | +, +oe | + [52] | +root, +oe | +, +oe | +, +oe [52] | -, +oe | +, +oe | + [52] |
Pitx2 | - | +, +oe | + [15] | - | +, +oe | + [15] | - | -, +oe | +, +oe [52] | - | -, +oe | +, +oe [52] |
Shh | - | +tip | + [62] | + | +tip | +ek [62] | + | + tip | +ek [62] | + | +cusp | + [63] |
Fgf8 | - | - | + [48] | +top | +tip | - [48] | +top | + tip | - [48] | - | +cusp | - [48] |
Bmp4 | - | + | - | - | +lab, +oe | +ek | +top | + | +ek | +top | +lab cusp | +ek |
+oe | [46] | [46] | [46] | [46] |