Islet-1 specific homeobox

Islet-1 & Islet-2 homeobox

AP-2 alpha

Islet-1 homeobox

Engrailed/invected gene products

primordial germ cell surface marker (mouse)

Homeobox protein Nkx-6.1; Nkx6.1

Myosin heavy chain, sarcomere (MHC)

Pax3

Pax6

Pax7

ribosomal RNA (rRNA)