Assertion: testis's germ cell | /r/CapableOf | surround by peritubular myoid cells
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Source sentences:
text: By 12.5 dpc, germ cells in the male genital ridge are enclosed in cords, lined with Sertoli cells, and surrounded by peritubular myoid cells that have migrated in from the mesonephric region in response to a Sry-dependent signal (McLaren, 1998).